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CVE-2026-5941

Foxit PDF Editor/Reader AcroForm Signature Remote Code Execution Vulnerability

Published: Apr 27, 2026Updated: Apr 29, 2026 Sources: CVE List NVD BDUCWE-20
NVD MITRE
7.8CVSSHIGH
EPSS Score
0.2%
Top 93.6%
CISA KEV
Not in KEV
Exploits
No Known Exploits
Remediation
Patch Available

Description

Parsing logic flaws cause non-signature data to be misidentified as valid signatures when processing malformed form field hierarchies, leading to invalid memory writes and program crashes during internal data structure construction.

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-20NVD-CWE-noinfo

Affected Products

Foxit PDF EditorFoxit Software Inc.
On-premDesktop App
Consumer Software / file-utility
Foxit PDF ReaderFoxit Software Inc.
On-premDesktop App
Consumer Software / productivity
pdf editorfoxit
On-premDesktop App
Consumer Software / file-utility
pdf readerfoxit
On-premDesktop App
Consumer Software / file-utility
PDF ReaderFoxit Software Inc.
On-premDesktop App
Consumer Software / file-utility
foxit software inc.commercialUSConsumer Softwareaka foxit pdf reader, foxit pdf editor
foxitcommercialCNConsumer Softwareaka foxit pdf, foxit reader
and 1 more affected products View all →

Attack Graph

Products CVE Techniques Tactics

Click technique nodes to view MITRE ATT&CK details. Scroll to zoom, drag to pan.

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
Apr 27, 2026
Last Updated
Apr 29, 2026

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