| automatable | yes An attacker can reliably run all of the kill chain's first four steps without a person. receipt- Source
- NVD
- Its words
yes- Read by
field:cve.metrics.ssvcV203[].ssvcData.options[].automatable- Said since
- 2026-10-06 12:31 UTC
- Last answered
- 2026-10-06 12:41 UTC
- Original
- open at the source
| 2026-10-06 12:31 UTC | yes | | 2026-09-29 09:39 UTC | — |
What the source handed over{
"cve": {
"affected": [
{
"affectedData": [
{
"cpes": [
"cpe:2.3:a:trusted_domain_project:opendkim:*:*:*:*:*:*:*:*"
],
"modules": [
"Decoder"
],
"product": "OpenDKIM",
"vendor": "Trusted Domain Project",
"versions": [
{
"status": "affected",
"version": "2.0"
},
{
"status": "affected",
"version": "2.1"
},
{
"status": "affected",
"version": "2.2"
},
{
"status": "affected",
"version": "2.3"
},
{
"status": "affected",
"version": "2.4"
},
{
"status": "affected",
"version": "2.5"
},
{
"status": "affected",
"version": "2.6"
},
{
"status": "affected",
"version": "2.7"
},
{
"status": "affected",
"version": "2.8"
},
{
"status": "affected",
"version": "2.9"
},
{
"status": "affected",
"version": "2.10"
},
{
"status": "affected",
"version": "2.11.0"
}
]
}
],
"source": "cna@vuldb.com"
}
],
"cveTags": [],
"descriptions": [
{
"lang": "en",
"value": "A vulnerability was detected in Trusted Domain Project OpenDKIM up to 2.11.0. Affected is the function dkim_qp_decode of the file util.c of the component Decoder. The manipulation results in off-by-one. The attack may be performed from remote. The exploit is now public and may be used. The vendor was contacted early about this disclosure but did not respond in any way."
}
],
"id": "CVE-2026-100889",
"lastModified": "2026-09-28T15:16:04.793",
"metrics": {
"cvssMetricV2": [
{
"acInsufInfo": false,
"baseSeverity": "HIGH",
"cvssData": {
"accessComplexity": "LOW",
"accessVector": "NETWORK",
"authentication": "NONE",
"availabilityImpact": "PARTIAL",
"baseScore": 7.5,
"confidentialityImpact": "PARTIAL",
"integrityImpact": "PARTIAL",
"vectorString": "AV:N/AC:L/Au:N/C:P/I:P/A:P",
"version": "2.0"
},
"exploitabilityScore": 10.0,
"impactScore": 6.4,
"obtainAllPrivilege": false,
"obtainOtherPrivilege": false,
"obtainUserPrivilege": false,
"source": "cna@vuldb.com",
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"userInteractionRequired": false
}
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"cvssData": {
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"baseSeverity": "HIGH",
"confidentialityImpact": "LOW",
"integrityImpact": "LOW",
"privilegesRequired": "NONE",
"scope": "UNCHANGED",
"userInteraction": "NONE",
"vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L",
"version": "3.1"
},
"exploitabilityScore": 3.9,
"impactScore": 3.4,
"source": "cna@vuldb.com",
"type": "Secondary"
}
],
"cvssMetricV40": [
{
"cvssData": {
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"Recovery": "NOT_DEFINED",
"Safety": "NOT_DEFINED",
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"attackRequirements": "NONE",
"attackVector": "NETWORK",
"availabilityRequirement": "NOT_DEFINED",
"baseScore": 5.5,
"baseSeverity": "MEDIUM",
"confidentialityRequirement": "NOT_DEFINED",
"exploitMaturity": "PROOF_OF_CONCEPT",
"integrityRequirement": "NOT_DEFINED",
"modifiedAttackComplexity": "NOT_DEFINED",
"modifiedAttackRequirements": "NOT_DEFINED",
"modifiedAttackVector": "NOT_DEFINED",
"modifiedPrivilegesRequired": "NOT_DEFINED",
"modifiedSubAvailabilityImpact": "NOT_DEFINED",
"modifiedSubConfidentialityImpact": "NOT_DEFINED",
"modifiedSubIntegrityImpact": "NOT_DEFINED",
"modifiedUserInteraction": "NOT_DEFINED",
"modifiedVulnAvailabilityImpact": "NOT_DEFINED",
"modifiedVulnConfidentialityImpact": "NOT_DEFINED",
"modifiedVulnIntegrityImpact": "NOT_DEFINED",
"privilegesRequired": "NONE",
"providerUrgency": "NOT_DEFINED",
"subAvailabilityImpact": "NONE",
"subConfidentialityImpact": "NONE",
"subIntegrityImpact": "NONE",
"userInteraction": "NONE",
"valueDensity": "NOT_DEFINED",
"vectorString": "CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X",
"version": "4.0",
"vulnAvailabilityImpact": "LOW",
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"vulnIntegrityImpact": "LOW",
"vulnerabilityResponseEffort": "NOT_DEFINED"
},
"source": "cna@vuldb.com",
"type": "Secondary"
}
],
"ssvcV203": [
{
"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
"ssvcData": {
"id": "CVE-2026-100889",
"options": [
{
"exploitation": "poc"
},
{
"automatable": "yes"
},
{
"technicalImpact": "partial"
}
],
"role": "CISA Coordinator",
"timestamp": "2026-09-28T13:06:30.451887Z",
"version": "2.0.3"
}
}
]
},
"published": "2026-09-28T00:16:32.647",
"references": [
{
"source": "cna@vuldb.com",
"url": "https://vuldb.com/cve/CVE-2026-100889"
},
{
"source": "cna@vuldb.com",
"url": "https://vuldb.com/submit/917063"
},
{
"source": "cna@vuldb.com",
"url": "https://vuldb.com/vuln/410839"
},
{
"source": "cna@vuldb.com",
"url": "https://vuldb.com/vuln/410839/cti"
},
{
"source": "cna@vuldb.com",
"url": "https://weitongli.com/share/opendkim-qp-off-by-one.html"
}
],
"sourceIdentifier": "cna@vuldb.com",
"vulnStatus": "Deferred",
"weaknesses": [
{
"description": [
{
"lang": "en",
"value": "CWE-189"
},
{
"lang": "en",
"value": "CWE-193"
}
],
"source": "cna@vuldb.com",
"type": "Secondary"
}
]
}
} |
|---|
| cvss | 7.3receipt- Source
- NVD
- Its words
7.3- Read by
field:cve.metrics.cvssMetricV31[type=Primary].cvssData.baseScore || field:cve.metrics.cvssMetricV31[].cvssData.baseScore- Said since
- 2026-09-29 09:39 UTC
- Last answered
- 2026-10-06 12:41 UTC
- Original
- open at the source
What the source handed over{
"cve": {
"affected": [
{
"affectedData": [
{
"cpes": [
"cpe:2.3:a:trusted_domain_project:opendkim:*:*:*:*:*:*:*:*"
],
"modules": [
"Decoder"
],
"product": "OpenDKIM",
"vendor": "Trusted Domain Project",
"versions": [
{
"status": "affected",
"version": "2.0"
},
{
"status": "affected",
"version": "2.1"
},
{
"status": "affected",
"version": "2.2"
},
{
"status": "affected",
"version": "2.3"
},
{
"status": "affected",
"version": "2.4"
},
{
"status": "affected",
"version": "2.5"
},
{
"status": "affected",
"version": "2.6"
},
{
"status": "affected",
"version": "2.7"
},
{
"status": "affected",
"version": "2.8"
},
{
"status": "affected",
"version": "2.9"
},
{
"status": "affected",
"version": "2.10"
},
{
"status": "affected",
"version": "2.11.0"
}
]
}
],
"source": "cna@vuldb.com"
}
],
"cveTags": [],
"descriptions": [
{
"lang": "en",
"value": "A vulnerability was detected in Trusted Domain Project OpenDKIM up to 2.11.0. Affected is the function dkim_qp_decode of the file util.c of the component Decoder. The manipulation results in off-by-one. The attack may be performed from remote. The exploit is now public and may be used. The vendor was contacted early about this disclosure but did not respond in any way."
}
],
"id": "CVE-2026-100889",
"lastModified": "2026-09-28T15:16:04.793",
"metrics": {
"cvssMetricV2": [
{
"acInsufInfo": false,
"baseSeverity": "HIGH",
"cvssData": {
"accessComplexity": "LOW",
"accessVector": "NETWORK",
"authentication": "NONE",
"availabilityImpact": "PARTIAL",
"baseScore": 7.5,
"confidentialityImpact": "PARTIAL",
"integrityImpact": "PARTIAL",
"vectorString": "AV:N/AC:L/Au:N/C:P/I:P/A:P",
"version": "2.0"
},
"exploitabilityScore": 10.0,
"impactScore": 6.4,
"obtainAllPrivilege": false,
"obtainOtherPrivilege": false,
"obtainUserPrivilege": false,
"source": "cna@vuldb.com",
"type": "Secondary",
"userInteractionRequired": false
}
],
"cvssMetricV31": [
{
"cvssData": {
"attackComplexity": "LOW",
"attackVector": "NETWORK",
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"baseScore": 7.3,
"baseSeverity": "HIGH",
"confidentialityImpact": "LOW",
"integrityImpact": "LOW",
"privilegesRequired": "NONE",
"scope": "UNCHANGED",
"userInteraction": "NONE",
"vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L",
"version": "3.1"
},
"exploitabilityScore": 3.9,
"impactScore": 3.4,
"source": "cna@vuldb.com",
"type": "Secondary"
}
],
"cvssMetricV40": [
{
"cvssData": {
"Automatable": "NOT_DEFINED",
"Recovery": "NOT_DEFINED",
"Safety": "NOT_DEFINED",
"attackComplexity": "LOW",
"attackRequirements": "NONE",
"attackVector": "NETWORK",
"availabilityRequirement": "NOT_DEFINED",
"baseScore": 5.5,
"baseSeverity": "MEDIUM",
"confidentialityRequirement": "NOT_DEFINED",
"exploitMaturity": "PROOF_OF_CONCEPT",
"integrityRequirement": "NOT_DEFINED",
"modifiedAttackComplexity": "NOT_DEFINED",
"modifiedAttackRequirements": "NOT_DEFINED",
"modifiedAttackVector": "NOT_DEFINED",
"modifiedPrivilegesRequired": "NOT_DEFINED",
"modifiedSubAvailabilityImpact": "NOT_DEFINED",
"modifiedSubConfidentialityImpact": "NOT_DEFINED",
"modifiedSubIntegrityImpact": "NOT_DEFINED",
"modifiedUserInteraction": "NOT_DEFINED",
"modifiedVulnAvailabilityImpact": "NOT_DEFINED",
"modifiedVulnConfidentialityImpact": "NOT_DEFINED",
"modifiedVulnIntegrityImpact": "NOT_DEFINED",
"privilegesRequired": "NONE",
"providerUrgency": "NOT_DEFINED",
"subAvailabilityImpact": "NONE",
"subConfidentialityImpact": "NONE",
"subIntegrityImpact": "NONE",
"userInteraction": "NONE",
"valueDensity": "NOT_DEFINED",
"vectorString": "CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X",
"version": "4.0",
"vulnAvailabilityImpact": "LOW",
"vulnConfidentialityImpact": "LOW",
"vulnIntegrityImpact": "LOW",
"vulnerabilityResponseEffort": "NOT_DEFINED"
},
"source": "cna@vuldb.com",
"type": "Secondary"
}
],
"ssvcV203": [
{
"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
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"exploitation": "poc"
},
{
"automatable": "yes"
},
{
"technicalImpact": "partial"
}
],
"role": "CISA Coordinator",
"timestamp": "2026-09-28T13:06:30.451887Z",
"version": "2.0.3"
}
}
]
},
"published": "2026-09-28T00:16:32.647",
"references": [
{
"source": "cna@vuldb.com",
"url": "https://vuldb.com/cve/CVE-2026-100889"
},
{
"source": "cna@vuldb.com",
"url": "https://vuldb.com/submit/917063"
},
{
"source": "cna@vuldb.com",
"url": "https://vuldb.com/vuln/410839"
},
{
"source": "cna@vuldb.com",
"url": "https://vuldb.com/vuln/410839/cti"
},
{
"source": "cna@vuldb.com",
"url": "https://weitongli.com/share/opendkim-qp-off-by-one.html"
}
],
"sourceIdentifier": "cna@vuldb.com",
"vulnStatus": "Deferred",
"weaknesses": [
{
"description": [
{
"lang": "en",
"value": "CWE-189"
},
{
"lang": "en",
"value": "CWE-193"
}
],
"source": "cna@vuldb.com",
"type": "Secondary"
}
]
}
} |
|---|
| cvss4 | 5.5receipt- Source
- NVD
- Its words
5.5- Read by
field:cve.metrics.cvssMetricV40[type=Primary].cvssData.baseScore || field:cve.metrics.cvssMetricV40[].cvssData.baseScore- Said since
- 2026-10-06 12:31 UTC
- Last answered
- 2026-10-06 12:41 UTC
- Original
- open at the source
| 2026-10-06 12:31 UTC | 5.5 | | 2026-09-29 09:39 UTC | — |
What the source handed over{
"cve": {
"affected": [
{
"affectedData": [
{
"cpes": [
"cpe:2.3:a:trusted_domain_project:opendkim:*:*:*:*:*:*:*:*"
],
"modules": [
"Decoder"
],
"product": "OpenDKIM",
"vendor": "Trusted Domain Project",
"versions": [
{
"status": "affected",
"version": "2.0"
},
{
"status": "affected",
"version": "2.1"
},
{
"status": "affected",
"version": "2.2"
},
{
"status": "affected",
"version": "2.3"
},
{
"status": "affected",
"version": "2.4"
},
{
"status": "affected",
"version": "2.5"
},
{
"status": "affected",
"version": "2.6"
},
{
"status": "affected",
"version": "2.7"
},
{
"status": "affected",
"version": "2.8"
},
{
"status": "affected",
"version": "2.9"
},
{
"status": "affected",
"version": "2.10"
},
{
"status": "affected",
"version": "2.11.0"
}
]
}
],
"source": "cna@vuldb.com"
}
],
"cveTags": [],
"descriptions": [
{
"lang": "en",
"value": "A vulnerability was detected in Trusted Domain Project OpenDKIM up to 2.11.0. Affected is the function dkim_qp_decode of the file util.c of the component Decoder. The manipulation results in off-by-one. The attack may be performed from remote. The exploit is now public and may be used. The vendor was contacted early about this disclosure but did not respond in any way."
}
],
"id": "CVE-2026-100889",
"lastModified": "2026-09-28T15:16:04.793",
"metrics": {
"cvssMetricV2": [
{
"acInsufInfo": false,
"baseSeverity": "HIGH",
"cvssData": {
"accessComplexity": "LOW",
"accessVector": "NETWORK",
"authentication": "NONE",
"availabilityImpact": "PARTIAL",
"baseScore": 7.5,
"confidentialityImpact": "PARTIAL",
"integrityImpact": "PARTIAL",
"vectorString": "AV:N/AC:L/Au:N/C:P/I:P/A:P",
"version": "2.0"
},
"exploitabilityScore": 10.0,
"impactScore": 6.4,
"obtainAllPrivilege": false,
"obtainOtherPrivilege": false,
"obtainUserPrivilege": false,
"source": "cna@vuldb.com",
"type": "Secondary",
"userInteractionRequired": false
}
],
"cvssMetricV31": [
{
"cvssData": {
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"baseScore": 7.3,
"baseSeverity": "HIGH",
"confidentialityImpact": "LOW",
"integrityImpact": "LOW",
"privilegesRequired": "NONE",
"scope": "UNCHANGED",
"userInteraction": "NONE",
"vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L",
"version": "3.1"
},
"exploitabilityScore": 3.9,
"impactScore": 3.4,
"source": "cna@vuldb.com",
"type": "Secondary"
}
],
"cvssMetricV40": [
{
"cvssData": {
"Automatable": "NOT_DEFINED",
"Recovery": "NOT_DEFINED",
"Safety": "NOT_DEFINED",
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"attackRequirements": "NONE",
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"availabilityRequirement": "NOT_DEFINED",
"baseScore": 5.5,
"baseSeverity": "MEDIUM",
"confidentialityRequirement": "NOT_DEFINED",
"exploitMaturity": "PROOF_OF_CONCEPT",
"integrityRequirement": "NOT_DEFINED",
"modifiedAttackComplexity": "NOT_DEFINED",
"modifiedAttackRequirements": "NOT_DEFINED",
"modifiedAttackVector": "NOT_DEFINED",
"modifiedPrivilegesRequired": "NOT_DEFINED",
"modifiedSubAvailabilityImpact": "NOT_DEFINED",
"modifiedSubConfidentialityImpact": "NOT_DEFINED",
"modifiedSubIntegrityImpact": "NOT_DEFINED",
"modifiedUserInteraction": "NOT_DEFINED",
"modifiedVulnAvailabilityImpact": "NOT_DEFINED",
"modifiedVulnConfidentialityImpact": "NOT_DEFINED",
"modifiedVulnIntegrityImpact": "NOT_DEFINED",
"privilegesRequired": "NONE",
"providerUrgency": "NOT_DEFINED",
"subAvailabilityImpact": "NONE",
"subConfidentialityImpact": "NONE",
"subIntegrityImpact": "NONE",
"userInteraction": "NONE",
"valueDensity": "NOT_DEFINED",
"vectorString": "CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X",
"version": "4.0",
"vulnAvailabilityImpact": "LOW",
"vulnConfidentialityImpact": "LOW",
"vulnIntegrityImpact": "LOW",
"vulnerabilityResponseEffort": "NOT_DEFINED"
},
"source": "cna@vuldb.com",
"type": "Secondary"
}
],
"ssvcV203": [
{
"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
"ssvcData": {
"id": "CVE-2026-100889",
"options": [
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"exploitation": "poc"
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{
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"version": "2.0.3"
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},
"published": "2026-09-28T00:16:32.647",
"references": [
{
"source": "cna@vuldb.com",
"url": "https://vuldb.com/cve/CVE-2026-100889"
},
{
"source": "cna@vuldb.com",
"url": "https://vuldb.com/submit/917063"
},
{
"source": "cna@vuldb.com",
"url": "https://vuldb.com/vuln/410839"
},
{
"source": "cna@vuldb.com",
"url": "https://vuldb.com/vuln/410839/cti"
},
{
"source": "cna@vuldb.com",
"url": "https://weitongli.com/share/opendkim-qp-off-by-one.html"
}
],
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{
"lang": "en",
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},
{
"lang": "en",
"value": "CWE-193"
}
],
"source": "cna@vuldb.com",
"type": "Secondary"
}
]
}
} |
|---|
| cvss4_vector | CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:Xreceipt- Source
- NVD
- Its words
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X- Read by
field:cve.metrics.cvssMetricV40[type=Primary].cvssData.vectorString || field:cve.metrics.cvssMetricV40[].cvssData.vectorString- Said since
- 2026-10-06 12:31 UTC
- Last answered
- 2026-10-06 12:41 UTC
- Original
- open at the source
| 2026-10-06 12:31 UTC | CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X | | 2026-09-29 09:39 UTC | — |
What the source handed over{
"cve": {
"affected": [
{
"affectedData": [
{
"cpes": [
"cpe:2.3:a:trusted_domain_project:opendkim:*:*:*:*:*:*:*:*"
],
"modules": [
"Decoder"
],
"product": "OpenDKIM",
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}
],
"id": "CVE-2026-100889",
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"metrics": {
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{
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"url": "https://vuldb.com/submit/917063"
},
{
"source": "cna@vuldb.com",
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{
"source": "cna@vuldb.com",
"url": "https://vuldb.com/vuln/410839/cti"
},
{
"source": "cna@vuldb.com",
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],
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} |
|---|
| cvss_vector | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:Lreceipt- Source
- NVD
- Its words
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L- Read by
field:cve.metrics.cvssMetricV31[type=Primary].cvssData.vectorString || field:cve.metrics.cvssMetricV31[].cvssData.vectorString- Said since
- 2026-10-06 12:31 UTC
- Last answered
- 2026-10-06 12:41 UTC
- Original
- open at the source
| 2026-10-06 12:31 UTC | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L | | 2026-09-29 09:39 UTC | — |
What the source handed over{
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"affected": [
{
"affectedData": [
{
"cpes": [
"cpe:2.3:a:trusted_domain_project:opendkim:*:*:*:*:*:*:*:*"
],
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"Decoder"
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"product": "OpenDKIM",
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{
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{
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{
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{
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{
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{
"status": "affected",
"version": "2.6"
},
{
"status": "affected",
"version": "2.7"
},
{
"status": "affected",
"version": "2.8"
},
{
"status": "affected",
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},
{
"status": "affected",
"version": "2.10"
},
{
"status": "affected",
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}
]
}
],
"source": "cna@vuldb.com"
}
],
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}
],
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} |
|---|
| cwe | CWE-189, CWE-193receipt- Source
- NVD
- Its words
CWE-189, CWE-193- Read by
field:cve.weaknesses[].description[].value- Said since
- 2026-10-06 12:31 UTC
- Last answered
- 2026-10-06 12:41 UTC
- Original
- open at the source
| 2026-10-06 12:31 UTC | CWE-189, CWE-193 | | 2026-09-29 09:39 UTC | — |
What the source handed over{
"cve": {
"affected": [
{
"affectedData": [
{
"cpes": [
"cpe:2.3:a:trusted_domain_project:opendkim:*:*:*:*:*:*:*:*"
],
"modules": [
"Decoder"
],
"product": "OpenDKIM",
"vendor": "Trusted Domain Project",
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{
"status": "affected",
"version": "2.0"
},
{
"status": "affected",
"version": "2.1"
},
{
"status": "affected",
"version": "2.2"
},
{
"status": "affected",
"version": "2.3"
},
{
"status": "affected",
"version": "2.4"
},
{
"status": "affected",
"version": "2.5"
},
{
"status": "affected",
"version": "2.6"
},
{
"status": "affected",
"version": "2.7"
},
{
"status": "affected",
"version": "2.8"
},
{
"status": "affected",
"version": "2.9"
},
{
"status": "affected",
"version": "2.10"
},
{
"status": "affected",
"version": "2.11.0"
}
]
}
],
"source": "cna@vuldb.com"
}
],
"cveTags": [],
"descriptions": [
{
"lang": "en",
"value": "A vulnerability was detected in Trusted Domain Project OpenDKIM up to 2.11.0. Affected is the function dkim_qp_decode of the file util.c of the component Decoder. The manipulation results in off-by-one. The attack may be performed from remote. The exploit is now public and may be used. The vendor was contacted early about this disclosure but did not respond in any way."
}
],
"id": "CVE-2026-100889",
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"ssvcV203": [
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{
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"url": "https://vuldb.com/submit/917063"
},
{
"source": "cna@vuldb.com",
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{
"source": "cna@vuldb.com",
"url": "https://vuldb.com/vuln/410839/cti"
},
{
"source": "cna@vuldb.com",
"url": "https://weitongli.com/share/opendkim-qp-off-by-one.html"
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"source": "cna@vuldb.com",
"type": "Secondary"
}
]
}
} |
|---|
| exploitation | poc A public proof of concept exists, or exploitation is trivial. receipt- Source
- NVD
- Its words
poc- Read by
field:cve.metrics.ssvcV203[].ssvcData.options[].exploitation- Said since
- 2026-10-06 12:31 UTC
- Last answered
- 2026-10-06 12:41 UTC
- Original
- open at the source
| 2026-10-06 12:31 UTC | poc | | 2026-09-29 09:39 UTC | — |
What the source handed over{
"cve": {
"affected": [
{
"affectedData": [
{
"cpes": [
"cpe:2.3:a:trusted_domain_project:opendkim:*:*:*:*:*:*:*:*"
],
"modules": [
"Decoder"
],
"product": "OpenDKIM",
"vendor": "Trusted Domain Project",
"versions": [
{
"status": "affected",
"version": "2.0"
},
{
"status": "affected",
"version": "2.1"
},
{
"status": "affected",
"version": "2.2"
},
{
"status": "affected",
"version": "2.3"
},
{
"status": "affected",
"version": "2.4"
},
{
"status": "affected",
"version": "2.5"
},
{
"status": "affected",
"version": "2.6"
},
{
"status": "affected",
"version": "2.7"
},
{
"status": "affected",
"version": "2.8"
},
{
"status": "affected",
"version": "2.9"
},
{
"status": "affected",
"version": "2.10"
},
{
"status": "affected",
"version": "2.11.0"
}
]
}
],
"source": "cna@vuldb.com"
}
],
"cveTags": [],
"descriptions": [
{
"lang": "en",
"value": "A vulnerability was detected in Trusted Domain Project OpenDKIM up to 2.11.0. Affected is the function dkim_qp_decode of the file util.c of the component Decoder. The manipulation results in off-by-one. The attack may be performed from remote. The exploit is now public and may be used. The vendor was contacted early about this disclosure but did not respond in any way."
}
],
"id": "CVE-2026-100889",
"lastModified": "2026-09-28T15:16:04.793",
"metrics": {
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}
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},
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"subConfidentialityImpact": "NONE",
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"vectorString": "CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X",
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}
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},
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"references": [
{
"source": "cna@vuldb.com",
"url": "https://vuldb.com/cve/CVE-2026-100889"
},
{
"source": "cna@vuldb.com",
"url": "https://vuldb.com/submit/917063"
},
{
"source": "cna@vuldb.com",
"url": "https://vuldb.com/vuln/410839"
},
{
"source": "cna@vuldb.com",
"url": "https://vuldb.com/vuln/410839/cti"
},
{
"source": "cna@vuldb.com",
"url": "https://weitongli.com/share/opendkim-qp-off-by-one.html"
}
],
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{
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}
],
"source": "cna@vuldb.com",
"type": "Secondary"
}
]
}
} |
|---|
| product | OpenDKIMreceipt- Source
- NVD
- Its words
OpenDKIM- Read by
field:cve.affected[].affectedData[].product- Said since
- 2026-09-29 17:49 UTC
- Last answered
- 2026-10-06 12:41 UTC
- Original
- open at the source
| 2026-09-29 17:49 UTC | OpenDKIM | | 2026-09-29 09:39 UTC | — |
What the source handed over{
"cve": {
"affected": [
{
"affectedData": [
{
"cpes": [
"cpe:2.3:a:trusted_domain_project:opendkim:*:*:*:*:*:*:*:*"
],
"modules": [
"Decoder"
],
"product": "OpenDKIM",
"vendor": "Trusted Domain Project",
"versions": [
{
"status": "affected",
"version": "2.0"
},
{
"status": "affected",
"version": "2.1"
},
{
"status": "affected",
"version": "2.2"
},
{
"status": "affected",
"version": "2.3"
},
{
"status": "affected",
"version": "2.4"
},
{
"status": "affected",
"version": "2.5"
},
{
"status": "affected",
"version": "2.6"
},
{
"status": "affected",
"version": "2.7"
},
{
"status": "affected",
"version": "2.8"
},
{
"status": "affected",
"version": "2.9"
},
{
"status": "affected",
"version": "2.10"
},
{
"status": "affected",
"version": "2.11.0"
}
]
}
],
"source": "cna@vuldb.com"
}
],
"cveTags": [],
"descriptions": [
{
"lang": "en",
"value": "A vulnerability was detected in Trusted Domain Project OpenDKIM up to 2.11.0. Affected is the function dkim_qp_decode of the file util.c of the component Decoder. The manipulation results in off-by-one. The attack may be performed from remote. The exploit is now public and may be used. The vendor was contacted early about this disclosure but did not respond in any way."
}
],
"id": "CVE-2026-100889",
"lastModified": "2026-09-28T15:16:04.793",
"metrics": {
"cvssMetricV2": [
{
"acInsufInfo": false,
"baseSeverity": "HIGH",
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"authentication": "NONE",
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"baseScore": 7.5,
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"integrityImpact": "PARTIAL",
"vectorString": "AV:N/AC:L/Au:N/C:P/I:P/A:P",
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}
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},
{
"source": "cna@vuldb.com",
"url": "https://vuldb.com/submit/917063"
},
{
"source": "cna@vuldb.com",
"url": "https://vuldb.com/vuln/410839"
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{
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},
{
"source": "cna@vuldb.com",
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"source": "cna@vuldb.com",
"type": "Secondary"
}
]
}
} |
|---|
| severity | HIGH From 7.0 to 8.9. receipt- Source
- NVD
- Its words
HIGH- Read by
field:cve.metrics.cvssMetricV31[type=Primary].cvssData.baseSeverity || field:cve.metrics.cvssMetricV31[].cvssData.baseSeverity- Said since
- 2026-10-06 12:31 UTC
- Last answered
- 2026-10-06 12:41 UTC
- Original
- open at the source
| 2026-10-06 12:31 UTC | HIGH | | 2026-09-29 09:39 UTC | — |
What the source handed over{
"cve": {
"affected": [
{
"affectedData": [
{
"cpes": [
"cpe:2.3:a:trusted_domain_project:opendkim:*:*:*:*:*:*:*:*"
],
"modules": [
"Decoder"
],
"product": "OpenDKIM",
"vendor": "Trusted Domain Project",
"versions": [
{
"status": "affected",
"version": "2.0"
},
{
"status": "affected",
"version": "2.1"
},
{
"status": "affected",
"version": "2.2"
},
{
"status": "affected",
"version": "2.3"
},
{
"status": "affected",
"version": "2.4"
},
{
"status": "affected",
"version": "2.5"
},
{
"status": "affected",
"version": "2.6"
},
{
"status": "affected",
"version": "2.7"
},
{
"status": "affected",
"version": "2.8"
},
{
"status": "affected",
"version": "2.9"
},
{
"status": "affected",
"version": "2.10"
},
{
"status": "affected",
"version": "2.11.0"
}
]
}
],
"source": "cna@vuldb.com"
}
],
"cveTags": [],
"descriptions": [
{
"lang": "en",
"value": "A vulnerability was detected in Trusted Domain Project OpenDKIM up to 2.11.0. Affected is the function dkim_qp_decode of the file util.c of the component Decoder. The manipulation results in off-by-one. The attack may be performed from remote. The exploit is now public and may be used. The vendor was contacted early about this disclosure but did not respond in any way."
}
],
"id": "CVE-2026-100889",
"lastModified": "2026-09-28T15:16:04.793",
"metrics": {
"cvssMetricV2": [
{
"acInsufInfo": false,
"baseSeverity": "HIGH",
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"cvssMetricV40": [
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"modifiedVulnConfidentialityImpact": "NOT_DEFINED",
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"privilegesRequired": "NONE",
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"valueDensity": "NOT_DEFINED",
"vectorString": "CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X",
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"vulnAvailabilityImpact": "LOW",
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},
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}
],
"ssvcV203": [
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{
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{
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{
"source": "cna@vuldb.com",
"url": "https://vuldb.com/vuln/410839/cti"
},
{
"source": "cna@vuldb.com",
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],
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"source": "cna@vuldb.com",
"type": "Secondary"
}
]
}
} |
|---|
| status | Deferredreceipt- Source
- NVD
- Its words
Deferred- Read by
field:cve.vulnStatus- Said since
- 2026-09-29 09:39 UTC
- Last answered
- 2026-10-06 12:41 UTC
- Original
- open at the source
What the source handed over{
"cve": {
"affected": [
{
"affectedData": [
{
"cpes": [
"cpe:2.3:a:trusted_domain_project:opendkim:*:*:*:*:*:*:*:*"
],
"modules": [
"Decoder"
],
"product": "OpenDKIM",
"vendor": "Trusted Domain Project",
"versions": [
{
"status": "affected",
"version": "2.0"
},
{
"status": "affected",
"version": "2.1"
},
{
"status": "affected",
"version": "2.2"
},
{
"status": "affected",
"version": "2.3"
},
{
"status": "affected",
"version": "2.4"
},
{
"status": "affected",
"version": "2.5"
},
{
"status": "affected",
"version": "2.6"
},
{
"status": "affected",
"version": "2.7"
},
{
"status": "affected",
"version": "2.8"
},
{
"status": "affected",
"version": "2.9"
},
{
"status": "affected",
"version": "2.10"
},
{
"status": "affected",
"version": "2.11.0"
}
]
}
],
"source": "cna@vuldb.com"
}
],
"cveTags": [],
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{
"lang": "en",
"value": "A vulnerability was detected in Trusted Domain Project OpenDKIM up to 2.11.0. Affected is the function dkim_qp_decode of the file util.c of the component Decoder. The manipulation results in off-by-one. The attack may be performed from remote. The exploit is now public and may be used. The vendor was contacted early about this disclosure but did not respond in any way."
}
],
"id": "CVE-2026-100889",
"lastModified": "2026-09-28T15:16:04.793",
"metrics": {
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"modifiedSubAvailabilityImpact": "NOT_DEFINED",
"modifiedSubConfidentialityImpact": "NOT_DEFINED",
"modifiedSubIntegrityImpact": "NOT_DEFINED",
"modifiedUserInteraction": "NOT_DEFINED",
"modifiedVulnAvailabilityImpact": "NOT_DEFINED",
"modifiedVulnConfidentialityImpact": "NOT_DEFINED",
"modifiedVulnIntegrityImpact": "NOT_DEFINED",
"privilegesRequired": "NONE",
"providerUrgency": "NOT_DEFINED",
"subAvailabilityImpact": "NONE",
"subConfidentialityImpact": "NONE",
"subIntegrityImpact": "NONE",
"userInteraction": "NONE",
"valueDensity": "NOT_DEFINED",
"vectorString": "CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X",
"version": "4.0",
"vulnAvailabilityImpact": "LOW",
"vulnConfidentialityImpact": "LOW",
"vulnIntegrityImpact": "LOW",
"vulnerabilityResponseEffort": "NOT_DEFINED"
},
"source": "cna@vuldb.com",
"type": "Secondary"
}
],
"ssvcV203": [
{
"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
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{
"exploitation": "poc"
},
{
"automatable": "yes"
},
{
"technicalImpact": "partial"
}
],
"role": "CISA Coordinator",
"timestamp": "2026-09-28T13:06:30.451887Z",
"version": "2.0.3"
}
}
]
},
"published": "2026-09-28T00:16:32.647",
"references": [
{
"source": "cna@vuldb.com",
"url": "https://vuldb.com/cve/CVE-2026-100889"
},
{
"source": "cna@vuldb.com",
"url": "https://vuldb.com/submit/917063"
},
{
"source": "cna@vuldb.com",
"url": "https://vuldb.com/vuln/410839"
},
{
"source": "cna@vuldb.com",
"url": "https://vuldb.com/vuln/410839/cti"
},
{
"source": "cna@vuldb.com",
"url": "https://weitongli.com/share/opendkim-qp-off-by-one.html"
}
],
"sourceIdentifier": "cna@vuldb.com",
"vulnStatus": "Deferred",
"weaknesses": [
{
"description": [
{
"lang": "en",
"value": "CWE-189"
},
{
"lang": "en",
"value": "CWE-193"
}
],
"source": "cna@vuldb.com",
"type": "Secondary"
}
]
}
} |
|---|
| technical_impact | partial The attacker gains limited control, or limited information. receipt- Source
- NVD
- Its words
partial- Read by
field:cve.metrics.ssvcV203[].ssvcData.options[].technicalImpact- Said since
- 2026-10-06 12:31 UTC
- Last answered
- 2026-10-06 12:41 UTC
- Original
- open at the source
| 2026-10-06 12:31 UTC | partial | | 2026-09-29 09:39 UTC | — |
What the source handed over{
"cve": {
"affected": [
{
"affectedData": [
{
"cpes": [
"cpe:2.3:a:trusted_domain_project:opendkim:*:*:*:*:*:*:*:*"
],
"modules": [
"Decoder"
],
"product": "OpenDKIM",
"vendor": "Trusted Domain Project",
"versions": [
{
"status": "affected",
"version": "2.0"
},
{
"status": "affected",
"version": "2.1"
},
{
"status": "affected",
"version": "2.2"
},
{
"status": "affected",
"version": "2.3"
},
{
"status": "affected",
"version": "2.4"
},
{
"status": "affected",
"version": "2.5"
},
{
"status": "affected",
"version": "2.6"
},
{
"status": "affected",
"version": "2.7"
},
{
"status": "affected",
"version": "2.8"
},
{
"status": "affected",
"version": "2.9"
},
{
"status": "affected",
"version": "2.10"
},
{
"status": "affected",
"version": "2.11.0"
}
]
}
],
"source": "cna@vuldb.com"
}
],
"cveTags": [],
"descriptions": [
{
"lang": "en",
"value": "A vulnerability was detected in Trusted Domain Project OpenDKIM up to 2.11.0. Affected is the function dkim_qp_decode of the file util.c of the component Decoder. The manipulation results in off-by-one. The attack may be performed from remote. The exploit is now public and may be used. The vendor was contacted early about this disclosure but did not respond in any way."
}
],
"id": "CVE-2026-100889",
"lastModified": "2026-09-28T15:16:04.793",
"metrics": {
"cvssMetricV2": [
{
"acInsufInfo": false,
"baseSeverity": "HIGH",
"cvssData": {
"accessComplexity": "LOW",
"accessVector": "NETWORK",
"authentication": "NONE",
"availabilityImpact": "PARTIAL",
"baseScore": 7.5,
"confidentialityImpact": "PARTIAL",
"integrityImpact": "PARTIAL",
"vectorString": "AV:N/AC:L/Au:N/C:P/I:P/A:P",
"version": "2.0"
},
"exploitabilityScore": 10.0,
"impactScore": 6.4,
"obtainAllPrivilege": false,
"obtainOtherPrivilege": false,
"obtainUserPrivilege": false,
"source": "cna@vuldb.com",
"type": "Secondary",
"userInteractionRequired": false
}
],
"cvssMetricV31": [
{
"cvssData": {
"attackComplexity": "LOW",
"attackVector": "NETWORK",
"availabilityImpact": "LOW",
"baseScore": 7.3,
"baseSeverity": "HIGH",
"confidentialityImpact": "LOW",
"integrityImpact": "LOW",
"privilegesRequired": "NONE",
"scope": "UNCHANGED",
"userInteraction": "NONE",
"vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L",
"version": "3.1"
},
"exploitabilityScore": 3.9,
"impactScore": 3.4,
"source": "cna@vuldb.com",
"type": "Secondary"
}
],
"cvssMetricV40": [
{
"cvssData": {
"Automatable": "NOT_DEFINED",
"Recovery": "NOT_DEFINED",
"Safety": "NOT_DEFINED",
"attackComplexity": "LOW",
"attackRequirements": "NONE",
"attackVector": "NETWORK",
"availabilityRequirement": "NOT_DEFINED",
"baseScore": 5.5,
"baseSeverity": "MEDIUM",
"confidentialityRequirement": "NOT_DEFINED",
"exploitMaturity": "PROOF_OF_CONCEPT",
"integrityRequirement": "NOT_DEFINED",
"modifiedAttackComplexity": "NOT_DEFINED",
"modifiedAttackRequirements": "NOT_DEFINED",
"modifiedAttackVector": "NOT_DEFINED",
"modifiedPrivilegesRequired": "NOT_DEFINED",
"modifiedSubAvailabilityImpact": "NOT_DEFINED",
"modifiedSubConfidentialityImpact": "NOT_DEFINED",
"modifiedSubIntegrityImpact": "NOT_DEFINED",
"modifiedUserInteraction": "NOT_DEFINED",
"modifiedVulnAvailabilityImpact": "NOT_DEFINED",
"modifiedVulnConfidentialityImpact": "NOT_DEFINED",
"modifiedVulnIntegrityImpact": "NOT_DEFINED",
"privilegesRequired": "NONE",
"providerUrgency": "NOT_DEFINED",
"subAvailabilityImpact": "NONE",
"subConfidentialityImpact": "NONE",
"subIntegrityImpact": "NONE",
"userInteraction": "NONE",
"valueDensity": "NOT_DEFINED",
"vectorString": "CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X",
"version": "4.0",
"vulnAvailabilityImpact": "LOW",
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"vulnIntegrityImpact": "LOW",
"vulnerabilityResponseEffort": "NOT_DEFINED"
},
"source": "cna@vuldb.com",
"type": "Secondary"
}
],
"ssvcV203": [
{
"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
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"exploitation": "poc"
},
{
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{
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],
"role": "CISA Coordinator",
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"version": "2.0.3"
}
}
]
},
"published": "2026-09-28T00:16:32.647",
"references": [
{
"source": "cna@vuldb.com",
"url": "https://vuldb.com/cve/CVE-2026-100889"
},
{
"source": "cna@vuldb.com",
"url": "https://vuldb.com/submit/917063"
},
{
"source": "cna@vuldb.com",
"url": "https://vuldb.com/vuln/410839"
},
{
"source": "cna@vuldb.com",
"url": "https://vuldb.com/vuln/410839/cti"
},
{
"source": "cna@vuldb.com",
"url": "https://weitongli.com/share/opendkim-qp-off-by-one.html"
}
],
"sourceIdentifier": "cna@vuldb.com",
"vulnStatus": "Deferred",
"weaknesses": [
{
"description": [
{
"lang": "en",
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},
{
"lang": "en",
"value": "CWE-193"
}
],
"source": "cna@vuldb.com",
"type": "Secondary"
}
]
}
} |
|---|
| vendor | Trusted Domain Projectreceipt- Source
- NVD
- Its words
Trusted Domain Project- Read by
field:cve.affected[].affectedData[].vendor- Said since
- 2026-09-29 17:49 UTC
- Last answered
- 2026-10-06 12:41 UTC
- Original
- open at the source
| 2026-09-29 17:49 UTC | Trusted Domain Project | | 2026-09-29 09:39 UTC | — |
What the source handed over{
"cve": {
"affected": [
{
"affectedData": [
{
"cpes": [
"cpe:2.3:a:trusted_domain_project:opendkim:*:*:*:*:*:*:*:*"
],
"modules": [
"Decoder"
],
"product": "OpenDKIM",
"vendor": "Trusted Domain Project",
"versions": [
{
"status": "affected",
"version": "2.0"
},
{
"status": "affected",
"version": "2.1"
},
{
"status": "affected",
"version": "2.2"
},
{
"status": "affected",
"version": "2.3"
},
{
"status": "affected",
"version": "2.4"
},
{
"status": "affected",
"version": "2.5"
},
{
"status": "affected",
"version": "2.6"
},
{
"status": "affected",
"version": "2.7"
},
{
"status": "affected",
"version": "2.8"
},
{
"status": "affected",
"version": "2.9"
},
{
"status": "affected",
"version": "2.10"
},
{
"status": "affected",
"version": "2.11.0"
}
]
}
],
"source": "cna@vuldb.com"
}
],
"cveTags": [],
"descriptions": [
{
"lang": "en",
"value": "A vulnerability was detected in Trusted Domain Project OpenDKIM up to 2.11.0. Affected is the function dkim_qp_decode of the file util.c of the component Decoder. The manipulation results in off-by-one. The attack may be performed from remote. The exploit is now public and may be used. The vendor was contacted early about this disclosure but did not respond in any way."
}
],
"id": "CVE-2026-100889",
"lastModified": "2026-09-28T15:16:04.793",
"metrics": {
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{
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},
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"obtainAllPrivilege": false,
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}
],
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},
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"source": "cna@vuldb.com",
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}
],
"cvssMetricV40": [
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"modifiedPrivilegesRequired": "NOT_DEFINED",
"modifiedSubAvailabilityImpact": "NOT_DEFINED",
"modifiedSubConfidentialityImpact": "NOT_DEFINED",
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"modifiedVulnIntegrityImpact": "NOT_DEFINED",
"privilegesRequired": "NONE",
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"valueDensity": "NOT_DEFINED",
"vectorString": "CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X",
"version": "4.0",
"vulnAvailabilityImpact": "LOW",
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},
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}
],
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],
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}
],
"source": "cna@vuldb.com",
"type": "Secondary"
}
]
}
} |
|---|
