CVE-2026-13127 PUBLISHED

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

Assigner: Foxit
Reserved: 24.06.2026 Published: 08.07.2026 Updated: 08.07.2026

The application opens the PDF file. JavaScript then rewrites the document to modify the page structure, resulting in the invalidation of the page objects. However, the thumbnails still use the invalid page objects, ultimately causing the application to crash.

Metrics

CVSS 3.1

CVSS Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
CVSS Score: 7.8

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

CVSS 3.1

Product Status

Vendor	Foxit Software Inc.
Product	Foxit PDF Editor
Versions	Default: unaffected Version Versions 2026.1.1 and earlier is affected Version Versions 14.0.4 and earlier is affected Version Versions 13.2.4 and earlier is affected

Vendor	Foxit Software Inc.
Product	Foxit PDF Reader
Versions	Default: unaffected Version Versions 2026.1.1 and earlier is affected

Credits

Anonymous working with TrendAI Zero Day Initiative finder

References

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

Problem Types

CWE-416 Use after free CWE

Impacts

Potential arbitrary code execution