CVE-2025-66497 Foxit PDF Reader 3D Annotation Out-of-Bounds Memory Access Vulnerability

Medium 5.3 Published Updated

Attackers can execute arbitrary code by tricking users into opening a PDF with malformed 3D annotation data in Foxit PDF Reader.

Exploited in the wild
Not known
Login needed
Not needed
Attackable
Local or same network only
Victim action needed
A user has to click or open something
Fix
None listed

What is CVE-2025-66497?

CVE-2025-66497 is a medium-severity memory corruption vulnerability in Foxit Pdf Editor, published on 19 Dec 2025. It can only be exploited from the same machine or local network, and only if a user opens a file or follows a link.

Official description

A memory corruption vulnerability exists in the 3D annotation handling of Foxit PDF Reader due to insufficient bounds checking when parsing PRC data. When opening a PDF file containing malformed or specially crafted PRC content, out-of-bounds memory access may occur, resulting in memory corruption.

Weakness: CWE-787, CWE-125

Which versions are affected by CVE-2025-66497?

It affects 2 products.

Products include Foxit Pdf Editor, Foxit Pdf Reader.

How do I fix CVE-2025-66497?

No fix has been published for CVE-2025-66497 yet. Limit exposure of the affected software until one is available.

Upgrade to the fixed version. Memory-safe languages, compiler hardening and fuzzing prevent most new cases. More about Memory corruption.

Is CVE-2025-66497 being exploited?

There is no known exploitation of CVE-2025-66497 in the wild and no public exploit code.

All Foxit Pdf Editor vulnerabilities

Sources

Also known as GHSA-53hw-7r73-89x3.

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