CVE-2026-5938 PUBLISHED

Foxit PDF Editor/Reader Infinite Loop Denial-of-Service Vulnerability

Assigner: Foxit
Reserved: 09.04.2026 Published: 27.04.2026 Updated: 27.04.2026

Improper control flow management allows a crafted document action chain to cause modal dialog reentry on the main thread, resulting in UI freeze and denial of service.

Metrics

CVSS 3.1

CVSS Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
CVSS Score: 5.5

Attack Vector	Local	Scope	Unchanged
Attack Complexity	Low	Confidentiality Impact	None
Privileges Required	None	Integrity Impact	None
User Interaction	Required	Availability Impact	High

CVSS 3.1

Product Status

Vendor	Foxit Software Inc.
Product	Foxit PDF Editor
Versions	Default: unaffected Version Versions 2026.1 and earlier is affected Version Versions 14.0.3 and earlier is affected Version Versions 13.2.3 and earlier is affected

Vendor	Foxit Software Inc.
Product	Foxit PDF Reader
Versions	Default: unaffected Version Versions 2026.1 and earlier is affected

Credits

CITIVD finder

References

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

Problem Types

Insufficient Control Flow Management (CWE-691) CWE

Impacts

Denial of Service