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CVE-2025-66499

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

Published: Dec 19, 2025Updated: Dec 23, 2025 Sources: CVE List NVDCWE-190
NVD MITRE
7.8CVSSHIGH
EPSS Score
0.3%
Top 83.8%
CISA KEV
Not in KEV
Exploits
No Known Exploits
Remediation
Patch Available

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.

CVSS Vector Breakdown

AV:LAC:LPR:NUI:RS:UC:HI:HA:H
Exploitability
AV:LAttack Vector
Local
AC:LAttack Complexity
Low
PR:NPrivileges Required
None
UI:RUser Interaction
Required
Scope
S:UScope
Unchanged
Impact
C:HConfidentiality
High
I:HIntegrity
High
A:HAvailability
High
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Weaknesses

CWE-190

Affected Products

Foxit PDF ReaderFoxit Software Inc.
On-premDesktop App
Consumer Software / productivity
Foxit PDF EditorFoxit Software Inc.
On-premDesktop App
Consumer Software / file-utility
pdf editorfoxit
On-premDesktop App
Consumer Software / file-utility
pdf readerfoxit
On-premDesktop App
Consumer Software / file-utility
foxit software inc.commercialUSConsumer Softwareaka foxit pdf reader, foxit pdf editor
foxitcommercialCNConsumer Softwareaka foxit pdf, foxit reader

Attack Graph

Products CVE Techniques Tactics

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Exploitability

Official Patch Available

MITRE ATT&CK

1 technique
Initial Access
View detailed technique mapping

References

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

Timeline

Published
Dec 19, 2025
Last Updated
Dec 23, 2025

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