Path Traversal Vulnerability in Foxit PDF Editor/Reader
CVE-2026-91801

7.8HIGH

Key Information:

Vendor

Foxit Inc.

Status
Foxit PDF Editor
Foxit
Vendor
CVE Published:
23 September 2026

What is CVE-2026-91801?

A path traversal vulnerability has been identified in the handling of embedded PDF resources within Foxit PDF Editor/Reader. This issue arises from inadequate validation of resource file paths, potentially allowing attackers to write files outside their intended directories. This could lead to arbitrary code execution, posing significant security risks for users and organizations relying on this software for document management.

Affected Version(s)

Foxit PDF Editor Windows Versions 2026.2 and earlier

Foxit PDF Editor Windows Versions 14.0.7 and earlier

Foxit PDF Editor Windows Versions 13.2.6 and earlier

References

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

CVSS V3.1

Score:
7.8
Severity:
HIGH
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Local
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
Required
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

Credit

Liang Zhu working with TrendAI Zero Day Initiative
.