CVE-2025-66499

Foxit PDF Reader PDF Parsing Heap-Based Buffer Overflow Remote Code Execution Vulnerability

State: Published
Severity: 7.8 High
Published: Dec 19, 2025
Updated: Dec 19, 2025
Reserved: Dec 3, 2025

Description

A heap-based buffer overflow vulnerability exists in the PDF parsing of Foxit PDF Reader when processing specially crafted JBIG2 data. An integer overflow in the calculation of the image buffer size may occur, potentially allowing a remote attacker to execute arbitrary code.

Scores

CVSS	Score	Vector	Source
3.1	7.8 High	CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H	Foxit

Weaknesses

CWE-190 Integer Overflow or Wraparound

Affected Products

Product	Versions
Foxit PDF ReaderFoxit Software Inc.	Versions 2025.2.1 and earlierAffected Versions 14.0.1 and earlierAffected Versions 13.2.1 and earilerAffected
Foxit PDF EditorFoxit Software Inc.	Versions 2025.2.1 and earlierAffected Versions 14.0.1 and earlierAffected Versions 13.2.1 and earilerAffected

References

https://www.foxit.com/support/security-bulletins.html

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