Out-of-Bounds Write Vulnerability in Acrobat Reader by Adobe
CVE-2026-81981

7.8HIGH

Key Information:

Vendor

Adobe
Status
Adobe Acrobat
Acrobat Reader
Acrobat 2024
Vendor
CVE Published:
8 September 2026

What is CVE-2026-81981?

Adobe Acrobat Reader is vulnerable to an out-of-bounds write issue that may lead to arbitrary code execution when a user interacts with a malicious file. This vulnerability necessitates user action, as an attacker must trick the victim into opening a carefully crafted file. A successful exploit could allow an attacker to execute arbitrary code in the context of the affected user, posing significant risks to data integrity and security.

Affected Version(s)

Acrobat 2024 0 <= 24.001.30383

Acrobat Reader 0 <= 26.002.21900

Adobe Acrobat 0 <= 26.002.21900

References

https://helpx.adobe.com/security/products/acrobat/apsb26-...
vendor-advisory

CVSS V3.1

Score:
7.8
Severity:
HIGH
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Local
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
Required
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

.