Acrobat Reader is affected by an Access of Resource Using Incompatible Type ('Type Confusion') vulnerability that could result in arbitrary…

cve CVE-2026-80161 1 source, 1 claim · Watch

NVD writes:
Acrobat Reader is affected by an Access of Resource Using Incompatible Type ('Type Confusion') vulnerability that could result in arbitrary code execution in the context of the current user. An attacker could exploit this vulnerability to execute arbitrary code. Exploitation of this issue requires user interaction in that a victim must open a malicious file. the claim

Severity: HIGH NVD
CVSS: 7.8 NVD
Vendor: Adobe NVD
Product: Adobe Acrobat NVD
CWE: CWE-843 NVD

How far exploitation has got

No public code known
Proof of concept
Proof of concept, verified
A Metasploit module
Exploited in the wild
Used in ransomware campaigns

Timeline

2026-09-08

first spoke of it: Acrobat Reader is affected by an Access of Resource Using Incompatible Type ('Type Confusion') vulnerability that could result in arbitrary code execution in the context of the current user. An attacker could exploit this vulnerability to execute arbitrary code. Exploitation of this issue requires user interaction in that a victim must open a malicious file.

NVD

Acrobat Reader is affected by an Access of Resource Using Incompatible Type ('Type Confusion') vulnerability that could result in arbitrary code execution in the context of the current user. An attacker could exploit this vulnerability to execute arbitrary code. Exploitation of this issue requires user interaction in that a victim must open a malicious file.

What it is to other things

affects	adobe/acrobat NVD
affects	adobe/acrobat_dc NVD
affects	adobe/acrobat_reader_dc NVD
affects	apple/macos NVD
affects	microsoft/windows NVD
made_by	adobe NVD
made_by	apple NVD
made_by	microsoft NVD

In words only, so not counted until a person confirms one:

affects

adobe/adobe_acrobat

NVD says “Adobe · Adobe Acrobat”

Every value, with what each source said and its receipt

Property Source Said Means here

Automatable

automatable

NVD

At least one of those steps needs a person.

receipt

Source: NVD
Its words: no
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	no
2026-09-29 09:45 UTC	—

What the source handed over

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      {
        "affectedData": [
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            "defaultStatus": "unaffected",
            "product": "Adobe Acrobat",
            "vendor": "Adobe",
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                "status": "affected",
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          },
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                "version": "0",
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                "versionType": "custom"
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            ]
          },
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      }
    ]
  }
}

—

CVSS

cvss

NVD

7.8

receipt

Source: NVD
Its words: 7.8
Read by: field:cve.metrics.cvssMetricV31[type=Primary].cvssData.baseScore || field:cve.metrics.cvssMetricV31[].cvssData.baseScore
Said since: 2026-09-29 09:45 UTC
Last answered: 2026-10-06 12:41 UTC
Original: open at the source

What the source handed over

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      {
        "affectedData": [
          {
            "defaultStatus": "unaffected",
            "product": "Adobe Acrobat",
            "vendor": "Adobe",
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              },
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                "version": "26.002.21901",
                "versionType": "custom"
              }
            ]
          },
          {
            "defaultStatus": "unaffected",
            "product": "Acrobat Reader",
            "vendor": "Adobe",
            "versions": [
              {
                "lessThanOrEqual": "26.002.21900",
                "status": "affected",
                "version": "0",
                "versionType": "custom"
              },
              {
                "status": "unaffected",
                "version": "26.002.21901",
                "versionType": "custom"
              }
            ]
          },
          {
            "defaultStatus": "unaffected",
            "product": "Acrobat 2024",
            "vendor": "Adobe",
            "versions": [
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                "lessThanOrEqual": "24.001.30383",
                "status": "affected",
                "version": "0",
                "versionType": "custom"
              },
              {
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                "version": "24.001.30429",
                "versionType": "custom"
              }
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      }
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}

—

CVSS vector

cvss_vector

NVD

CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

receipt

Source: NVD
Its words: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
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:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
2026-09-29 09:45 UTC	—

What the source handed over

{
  "cve": {
    "affected": [
      {
        "affectedData": [
          {
            "defaultStatus": "unaffected",
            "product": "Adobe Acrobat",
            "vendor": "Adobe",
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              },
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              }
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          },
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          },
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}

—

CWE

cwe

NVD

CWE-843

receipt

Source: NVD
Its words: CWE-843
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-843
2026-09-29 09:45 UTC	—

What the source handed over

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      {
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            "vendor": "Adobe",
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                "versionType": "custom"
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          },
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            "vendor": "Adobe",
            "versions": [
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              },
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    ],
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        "type": "Secondary"
      }
    ]
  }
}

—

Exploitation

exploitation

NVD

none

No evidence of exploitation, and no public proof of concept.

receipt

Source: NVD
Its words: none
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	none
2026-09-29 09:45 UTC	—

What the source handed over

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      {
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          {
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            "product": "Adobe Acrobat",
            "vendor": "Adobe",
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  }
}

—

Product

product

NVD

Adobe Acrobat

receipt

Source: NVD
Its words: Adobe Acrobat
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	Adobe Acrobat
2026-09-29 09:45 UTC	—

What the source handed over

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            "product": "Adobe Acrobat",
            "vendor": "Adobe",
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    ]
  }
}

—

Severity

severity

NVD

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 09:45 UTC	—

What the source handed over

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            "product": "Adobe Acrobat",
            "vendor": "Adobe",
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              }
            ]
          },
          {
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              }
            ]
          },
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      }
    ],
    "sourceIdentifier": "psirt@adobe.com",
    "vulnStatus": "Analyzed",
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}

high

Status

status

NVD

Analyzed

receipt

Source: NVD
Its words: Analyzed
Read by: field:cve.vulnStatus
Said since: 2026-09-29 09:45 UTC
Last answered: 2026-10-06 12:41 UTC
Original: open at the source

What the source handed over

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          },
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    "configurations": [
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      "ssvcV203": [
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          "ssvcData": {
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            "options": [
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                "exploitation": "none"
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                "automatable": "no"
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                "technicalImpact": "total"
              }
            ],
            "role": "CISA Coordinator",
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    ],
    "sourceIdentifier": "psirt@adobe.com",
    "vulnStatus": "Analyzed",
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        ],
        "source": "psirt@adobe.com",
        "type": "Secondary"
      }
    ]
  }
}

—

Technical impact

technical_impact

NVD

total

The attacker gains full control of the component, or all of its information.

receipt

Source: NVD
Its words: total
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	total
2026-09-29 09:45 UTC	—

What the source handed over

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  }
}

—

Vendor

vendor

NVD

Adobe

receipt

Source: NVD
Its words: Adobe
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	Adobe
2026-09-29 09:45 UTC	—

What the source handed over

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          "ssvcData": {
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            "options": [
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      }
    ],
    "sourceIdentifier": "psirt@adobe.com",
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        "type": "Secondary"
      }
    ]
  }
}

—

Every claim, by kind

vulnerability

zetlyn/cve-nvd · 2026-09-08

automatable no cvss 7.8 cvss_vector CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H cwe CWE-843 exploitation none product Adobe Acrobat severity HIGH status Analyzed technical_impact total vendor Adobe

source