Adobe Acrobat Reader UAF in v24.001.30307-25.001.21265
CVE-2026-27278 Published on March 10, 2026

Acrobat Reader | Use After Free (CWE-416)
Acrobat Reader versions 24.001.30307, 24.001.30308, 25.001.21265 and earlier are affected by a Use After Free 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.

Vendor Advisory NVD

Vulnerability Analysis

CVE-2026-27278 is exploitable with local system access, requires user interaction. This vulnerability is considered to have a low attack complexity. The potential impact of an exploit of this vulnerability is considered to be very high.

Attack Vector:
LOCAL
Attack Complexity:
LOW
Privileges Required:
NONE
User Interaction:
REQUIRED
Scope:
UNCHANGED
Confidentiality Impact:
HIGH
Integrity Impact:
HIGH
Availability Impact:
HIGH

Weakness Type

What is a Dangling pointer Vulnerability?

Referencing memory after it has been freed can cause a program to crash, use unexpected values, or execute code.

CVE-2026-27278 has been classified to as a Dangling pointer vulnerability or weakness.


Products Associated with CVE-2026-27278

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Adobe Acrobat
 
Adobe Reader
 

Affected Versions

Adobe Acrobat Reader: