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CVE-2026-5943

Foxit PDF Editor/Reader AcroForm Annotation Use-After-Free Remote Code Execution Vulnerability

Published: Apr 27, 2026Updated: Apr 29, 2026 Sources: CVE List NVD BDUCWE-416
7.8HIGH
NVD MITRE
EPSS Score
0.2%
Top 92.1%
CISA KEV
Not in KEV
Exploits
No Known Exploits
Remediation
Patch Available
Self-Check
OpenVAS

Description

Document structural anomalies caused inconsistencies between page element relationships and internal index states. When scripts triggered document modifications, object reference validity was not properly maintained, leading to a crash when accessing an invalid pointer during page information queries.

No summary for this CVE yet.

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
Open in CVSS calculator →

Weaknesses

CWE-416

Affected Products

Foxit Software Inc.
commercial·USaka foxit pdf reader, foxit pdf editor
PDF EditorOn-premDesktop App
Consumer Software / productivity
PDF ReaderOn-premDesktop App
Consumer Software / file-utility
Foxit PDF EditorOn-premDesktop App
Consumer Software / file-utility
Foxit PDF ReaderOn-premDesktop App
Consumer Software / productivity
foxit
commercial·CNaka foxit pdf, foxit reader
pdf editorOn-premDesktop App
Consumer Software / file-utility
pdf readerOn-premDesktop App
Consumer Software / file-utility

Exploitability

Official Patch Available
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Attack Graph

Products CVE Techniques Tactics

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MITRE ATT&CK

2 techniques
Initial Access
Privilege Escalation
View detailed technique mapping

References

https://www.foxit.com/support/security-bulletins.html
foxit.com
News mentions
Could not load news mentions.

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