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CVE-2026-5941 Details

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.

Metrics

CVSS 3.x Severity and Vector Strings:

NIST: [email protected]CVSS-B:7.1 HIGHVector:CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:H

CNA: FoxitCVSS-B:7.8 HIGHVector:CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

References to Advisories, Solutions, and Tools

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URL	Source(s)	Tag(s)
https://www.foxit.com/support/security-bulletins.html	Foxit	Vendor Advisory

Weakness Enumeration

CWE-ID	CWE Name	Source
NVD-CWE-noinfo	Insufficient Information to Classify Weakness	[email protected]
CWE-20	Improper Input Validation	Foxit

Affected Products

Product	Versions
foxit pdf editor	>= 14.0.0, < 14.0.4 >= 2023.0.0, < 2026.1.1
CPE cpe:2.3:a:foxit:pdf_editor:::::::: Remediation No remediation found in references.
foxit pdf reader	< 2026.1.1
CPE cpe:2.3:a:foxit:pdf_reader:::::::: Remediation No remediation found in references.

Change History

4 change records found show changes

Date	Action	Recorded By
Jun 17, 2026	CVE Modified	Foxit
Jun 17, 2026	CVE Modified	CISA-ADP
Apr 29, 2026	Initial Analysis	[email protected]
Apr 27, 2026	New CVE Received	Foxit