CVE-2026-34621 - Vulnerability Analysis

Overview

Acrobat Reader <= 24.001.30356, 26.001.21367 contains a prototype pollution vulnerability caused by improperly controlled modification of object prototype attributes, letting attackers execute arbitrary code in the context of the current user, exploit requires victim to open a malicious file.

Severity & Score

Impact

Attackers can execute arbitrary code as the current user, potentially compromising the user's system.

Mitigation

Update to the latest version beyond 26.001.21367.

References

• https://helpx.adobe.com/security/products/acrobat/apsb26-43.html

Related Resources

• Vulnerability Intelligence Dashboard
• Credential Scanner