CVE-2026-81978

Acrobat Reader is affected by an out-of-bounds read vulnerability that could lead to disclosure of sensitive memory. An attacker could leverage this vulnerability to disclose sensitive information. Exploitation of this issue requires user interaction in that a victim must open a malicious file.

Score

CVSS 3.1 5.5 Medium

Status

Analyzed - psirt@adobe.com

Published

2026-09-08

Last modified

2026-09-09

Weaknesses

CWE-125

Affected products

• Acrobat (Adobe)
• Acrobat 2024 (Adobe)
• Acrobat Dc (Adobe)
• Acrobat Reader (Adobe)
• Acrobat Reader Dc (Adobe)
• Adobe Acrobat (Adobe)

References

• https://helpx.adobe.com/security/products/acrobat/apsb26-141.html