1. Home
  2. CVE Database
  3. CVE-2026-5941
HIGH · 7.8

CVE-2026-5941

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 inter...

Vulnerability 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 Score

7.8

HIGH

CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Attack Vector
LOCAL
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
REQUIRED
Scope
UNCHANGED
Confidentiality
HIGH
Integrity
HIGH
Availability
HIGH

Affected Products

VendorProductVersions
FoxitPdf Editor>= 14.0.0, < 14.0.4
FoxitPdf Reader< 2026.1.1

Related Weaknesses (CWE)

CWE-20

References

FAQ

What is CVE-2026-5941?

CVE-2026-5941 is a vulnerability with a CVSS score of 7.8 (HIGH). 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 inter...

How severe is CVE-2026-5941?

CVE-2026-5941 has been rated HIGH with a CVSS base score of 7.8/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2026-5941?

Check the references section above for vendor advisories and patch information. Affected products include: Foxit Pdf Editor, Foxit Pdf Reader.