Use After Free Vulnerability in Acrobat Reader by Adobe
CVE-2026-81984

5.5MEDIUM

Key Information:

Vendor

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

What is CVE-2026-81984?

A security vulnerability in Acrobat Reader exposes sensitive memory due to a Use After Free error. This flaw might allow attackers to gain access to confidential information by crafting a malicious file that, when opened by an unsuspecting user, could exploit this weakness. It is essential for users to be cautious and ensure their software is updated to fend off possible threats.

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:
5.5
Severity:
MEDIUM
Confidentiality:
High
Integrity:
None
Availability:
High
Attack Vector:
Local
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
Required
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

.