A vulnerability was detected in Trusted Domain Project OpenDMARC up to 1.4.2. Affected by this...

{
  "credits": [],
  "cve_id": "CVE-2026-101014",
  "cvss": {
    "score": 7.3,
    "vector_string": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L"
  },
  "cvss_severities": {
    "cvss_v3": {
      "score": 7.3,
      "vector_string": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L"
    },
    "cvss_v4": {
      "score": 5.5,
      "vector_string": "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"
    }
  },
  "cwes": [],
  "description": "A vulnerability was detected in Trusted Domain Project OpenDMARC up to 1.4.2. Affected by this vulnerability is the function opendmarc_util_cleanup in the library libopendmarc/opendmarc_util.c of the component DMARC Record Parser. Performing a manipulation results in off-by-one. The attack may be initiated remotely. The exploit is now public and may be used. The patch is named b3b1da9264bc80324094a27c71e7369bdedc62ae. To fix this issue, it is recommended to deploy a patch.",
  "epss": {
    "percentage": 0.00314,
    "percentile": 0.21848
  },
  "ghsa_id": "GHSA-ccpv-xp3h-j99v",
  "github_reviewed_at": null,
  "html_url": "https://github.com/advisories/GHSA-ccpv-xp3h-j99v",
  "identifiers": [
    {
      "type": "GHSA",
      "value": "GHSA-ccpv-xp3h-j99v"
    },
    {
      "type": "CVE",
      "value": "CVE-2026-101014"
    }
  ],
  "nvd_published_at": "2026-09-28T09:17:03Z",
  "published_at": "2026-09-28T09:30:29Z",
  "references": [
    "https://nvd.nist.gov/vuln/detail/CVE-2026-101014",
    "https://github.com/trusteddomainproject/OpenDMARC/pull/188",
    "https://github.com/trusteddomainproject/OpenDMARC/pull/344",
    "https://github.com/trusteddomainproject/OpenDMARC/commit/b3b1da9264bc80324094a27c71e7369bdedc62ae",
    "https://vuldb.com/cve/CVE-2026-101014",
    "https://vuldb.com/submit/917100",
    "https://vuldb.com/vuln/410884",
    "https://vuldb.com/vuln/410884/cti",
    "https://weitongli.com/share/opendmarc-cleanup-off-by-one.html",
    "https://github.com/advisories/GHSA-ccpv-xp3h-j99v"
  ],
  "repository_advisory_url": null,
  "severity": "medium",
  "source_code_location": "",
  "summary": "A vulnerability was detected in Trusted Domain Project OpenDMARC up to 1.4.2. Affected by this...",
  "type": "unreviewed",
  "updated_at": "2026-09-28T09:30:29Z",
  "url": "https://api.github.com/advisories/GHSA-ccpv-xp3h-j99v",
  "vulnerabilities": [],
  "withdrawn_at": null
}

{
  "credits": [],
  "cve_id": "CVE-2026-101014",
  "cvss": {
    "score": 7.3,
    "vector_string": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L"
  },
  "cvss_severities": {
    "cvss_v3": {
      "score": 7.3,
      "vector_string": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L"
    },
    "cvss_v4": {
      "score": 5.5,
      "vector_string": "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"
    }
  },
  "cwes": [],
  "description": "A vulnerability was detected in Trusted Domain Project OpenDMARC up to 1.4.2. Affected by this vulnerability is the function opendmarc_util_cleanup in the library libopendmarc/opendmarc_util.c of the component DMARC Record Parser. Performing a manipulation results in off-by-one. The attack may be initiated remotely. The exploit is now public and may be used. The patch is named b3b1da9264bc80324094a27c71e7369bdedc62ae. To fix this issue, it is recommended to deploy a patch.",
  "epss": {
    "percentage": 0.00314,
    "percentile": 0.21848
  },
  "ghsa_id": "GHSA-ccpv-xp3h-j99v",
  "github_reviewed_at": null,
  "html_url": "https://github.com/advisories/GHSA-ccpv-xp3h-j99v",
  "identifiers": [
    {
      "type": "GHSA",
      "value": "GHSA-ccpv-xp3h-j99v"
    },
    {
      "type": "CVE",
      "value": "CVE-2026-101014"
    }
  ],
  "nvd_published_at": "2026-09-28T09:17:03Z",
  "published_at": "2026-09-28T09:30:29Z",
  "references": [
    "https://nvd.nist.gov/vuln/detail/CVE-2026-101014",
    "https://github.com/trusteddomainproject/OpenDMARC/pull/188",
    "https://github.com/trusteddomainproject/OpenDMARC/pull/344",
    "https://github.com/trusteddomainproject/OpenDMARC/commit/b3b1da9264bc80324094a27c71e7369bdedc62ae",
    "https://vuldb.com/cve/CVE-2026-101014",
    "https://vuldb.com/submit/917100",
    "https://vuldb.com/vuln/410884",
    "https://vuldb.com/vuln/410884/cti",
    "https://weitongli.com/share/opendmarc-cleanup-off-by-one.html",
    "https://github.com/advisories/GHSA-ccpv-xp3h-j99v"
  ],
  "repository_advisory_url": null,
  "severity": "medium",
  "source_code_location": "",
  "summary": "A vulnerability was detected in Trusted Domain Project OpenDMARC up to 1.4.2. Affected by this...",
  "type": "unreviewed",
  "updated_at": "2026-09-28T09:30:29Z",
  "url": "https://api.github.com/advisories/GHSA-ccpv-xp3h-j99v",
  "vulnerabilities": [],
  "withdrawn_at": null
}