What is GHSA-rp57-hr33-wfgr?

GHSA-rp57-hr33-wfgr is a security advisory published by GitHub Security Advisories with unknown severity. Sandbox escape due to incorrect boundary conditions in the Widget: Win32 component. This...

Which CVE IDs does GHSA-rp57-hr33-wfgr cover?

GHSA-rp57-hr33-wfgr covers the following CVE IDs: CVE-2026-109740. Each CVE has its own detail page on EchelonGraph Pulse with the synthesized EG score.

GHSA-rp57-hr33-wfgrunknown

Sandbox escape due to incorrect boundary conditions in the Widget: Win32 component. This...

Vendor

GitHub Security Advisories

Published

October 13, 2026

Last Modified

October 13, 2026

🔗 CVE IDs covered (1)

CVE-2026-109740 →

📋 Description

Sandbox escape due to incorrect boundary conditions in the Widget: Win32 component. This vulnerability was fixed in Firefox 158 and Firefox ESR 153.5.

🔗 References (7)

https://nvd.nist.gov/vuln/detail/CVE-2026-109740
https://bugzilla.mozilla.org/show_bug.cgi?id=2057113
https://www.mozilla.org/security/advisories/mfsa2026-106
https://www.mozilla.org/security/advisories/mfsa2026-108
https://www.mozilla.org/security/advisories/mfsa2026-109
https://www.mozilla.org/security/advisories/mfsa2026-110
https://github.com/advisories/GHSA-rp57-hr33-wfgr