CVE-2026-81989: Use After Free (CWE-416) in Adobe Adobe Acrobat
Description
Adobe Acrobat contains a Use After Free vulnerability (CWE-416) that could allow arbitrary code execution when a user opens a specially crafted malicious file. This vulnerability requires user interaction for exploitation and affects certain versions of Adobe Acrobat up to specified builds. The vulnerability has a high severity rating with a CVSS score of 7.8.
CVSS v3.1
Score 7.8high
Affected software
Adobe
Adobe Acrobat
Adobe
Acrobat Reader
Adobe
Acrobat 2024
Weaknesses
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
CVE-2026-81989 is a Use After Free vulnerability in Adobe Acrobat that can lead to arbitrary code execution in the context of the current user. Exploitation requires the victim to open a malicious file, enabling an attacker to execute code with the user's privileges. The vulnerability affects Adobe Acrobat versions up to 26.002.21900 and 24.001.30383. The CVSS 3.1 base score is 7.8, reflecting high impact on confidentiality, integrity, and availability, with low attack complexity and requiring user interaction.
Potential Impact
Successful exploitation of this vulnerability could result in arbitrary code execution with the privileges of the current user, potentially compromising confidentiality, integrity, and availability of the affected system. However, exploitation requires user interaction by opening a malicious file.
Mitigation Recommendations
Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. Until an official fix is available, users should exercise caution when opening files from untrusted sources.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- adobe
- Date Reserved
- 2026-08-27T21:20:45.366Z
- Cvss Version
- 3.1
- State
- PUBLISHED
Threat ID: 6aa07235acd9273b4931f70d
Added to database: 09/08/2026, 20:38:13 UTC
Last enriched: 09/16/2026, 02:49:07 UTC
Last updated: 10/23/2026, 15:10:15 UTC
Views: 54
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