Signature Verification Flaw in Foxit Software Products
CVE-2026-57246

7.8HIGH

Key Information:

Vendor

Foxit Inc.

Status
Foxit PDF Editor
Foxit
Vendor
CVE Published:
8 July 2026

What is CVE-2026-57246?

A security flaw in Foxit PDF software arises from improper argument validation when processing abnormally constructed objects. This vulnerability is triggered by JavaScript during the signature verification process, with the application failing to validate the abnormal strings copied by the signature plugin, potentially resulting in unexpected application crashes.

Affected Version(s)

Foxit PDF Editor Windows Versions 2026.1.1 and earlier

Foxit PDF Editor Windows Versions 14.0.4 and earlier

Foxit PDF Editor Windows Versions 13.2.4 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

XuPeng
.