What is GHSA-pg53-55p8-5cr6?

GHSA-pg53-55p8-5cr6 is a security advisory published by GitHub Security Advisories with Medium severity. A heap-based out-of-bounds read vulnerability exists in Foxit PDF Editor/Reader’s handling of...

Which CVE IDs does GHSA-pg53-55p8-5cr6 cover?

GHSA-pg53-55p8-5cr6 covers the following CVE IDs: CVE-2026-91817. Each CVE has its own detail page on EchelonGraph Pulse with the synthesized EG score.

What is the CVSS v3 score of GHSA-pg53-55p8-5cr6?

GHSA-pg53-55p8-5cr6 has a CVSS v3 base score of 6.1, published by GitHub Security Advisories.

GHSA-pg53-55p8-5cr6MediumCVSS 6.1

A heap-based out-of-bounds read vulnerability exists in Foxit PDF Editor/Reader’s handling of...

Vendor

GitHub Security Advisories

Published

September 23, 2026

Last Modified

September 23, 2026

🔗 CVE IDs covered (1)

CVE-2026-91817 →

📋 Description

A heap-based out-of-bounds read vulnerability exists in Foxit PDF Editor/Reader’s handling of wide strings in embedded PDF JavaScript. Insufficient validation of string-deletion ranges can cause an integer underflow, resulting in an out-of-bounds read and application crash.

🔗 References (3)

https://nvd.nist.gov/vuln/detail/CVE-2026-91817
https://www.foxit.com/support/security-bulletins.html
https://github.com/advisories/GHSA-pg53-55p8-5cr6