What is GHSA-w77c-2xq3-h9h8?

GHSA-w77c-2xq3-h9h8 is a security advisory published by GitHub Security Advisories with High severity. A use-after-free vulnerability exists in Foxit PDF Editor/Reader’s PDF page-tree handling. A...

Which CVE IDs does GHSA-w77c-2xq3-h9h8 cover?

GHSA-w77c-2xq3-h9h8 covers the following CVE IDs: CVE-2026-91805. Each CVE has its own detail page on EchelonGraph Pulse with the synthesized EG score.

What is the CVSS v3 score of GHSA-w77c-2xq3-h9h8?

GHSA-w77c-2xq3-h9h8 has a CVSS v3 base score of 7.8, published by GitHub Security Advisories.

GHSA-w77c-2xq3-h9h8HighCVSS 7.8

A use-after-free vulnerability exists in Foxit PDF Editor/Reader’s PDF page-tree handling. A...

Vendor

GitHub Security Advisories

Published

September 23, 2026

Last Modified

September 23, 2026

🔗 CVE IDs covered (1)

CVE-2026-91805 →

📋 Description

A use-after-free vulnerability exists in Foxit PDF Editor/Reader’s PDF page-tree handling. A specially crafted PDF can trigger page-structure changes during rendering, causing the application to access released page objects and resulting in memory corruption and an application crash.

🔗 References (3)

https://nvd.nist.gov/vuln/detail/CVE-2026-91805
https://www.foxit.com/support/security-bulletins.html
https://github.com/advisories/GHSA-w77c-2xq3-h9h8