CVE-2023-26369highunder attackCWE-787

CVE-2023-26369: high-severity vulnerability in Adobe Acrobat Reader

[Google Project Zero] Adobe Acrobat DC OOBW 0-day actively exploited in the wild

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51Vexday Risk Score

Prioritize patching. It under exploitation confirmed by CISA.

ssvc Actcvss 7.8epss 6.7%
from disclosure to weapon
Published on NVDSep 13
CISA KEV+1d
Action required by CISAfederal deadline: 2023-10-05

Apply mitigations per vendor instructions or discontinue use of the product if mitigations are unavailable.

In short

Adobe Acrobat Reader contains a flaw that allows attackers to write data beyond memory boundaries, potentially running malicious code when a user opens a specially crafted PDF file.

Technical detail

Out-of-bounds write vulnerability (CWE-787) in Acrobat Reader versions 23.003.20284 and earlier, 20.005.30516 and earlier, and 20.005.30514 and earlier. Attack vector requires user interaction to open a malicious PDF file, resulting in arbitrary code execution with user privileges.

Summary generated and translated by AI from the official description.

The full analysis of this CVE is available in Portuguese →

Acrobat Reader versions 23.003.20284 (and earlier), 20.005.30516 (and earlier) and 20.005.30514 (and earlier) are affected by an out-of-bounds write vulnerability that could result in arbitrary code execution in the context of the current user. Exploitation of this issue requires user interaction in that a victim must open a malicious file.
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Affected products
Adobe · Acrobat Reader
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