What is GHSA-4grr-p8h7-vvx7?

GHSA-4grr-p8h7-vvx7 is a security advisory published by GitHub Security Advisories with Critical severity. Invalid pointer in the Graphics: WebRender component. This vulnerability was fixed in Firefox 159...

Which CVE IDs does GHSA-4grr-p8h7-vvx7 cover?

GHSA-4grr-p8h7-vvx7 covers the following CVE IDs: CVE-2026-117917. Each CVE has its own detail page on EchelonGraph Pulse with the synthesized EG score.

What is the CVSS v3 score of GHSA-4grr-p8h7-vvx7?

GHSA-4grr-p8h7-vvx7 has a CVSS v3 base score of 9.8, published by GitHub Security Advisories.

GHSA-4grr-p8h7-vvx7CriticalCVSS 9.8

Invalid pointer in the Graphics: WebRender component. This vulnerability was fixed in Firefox 159...

Vendor

GitHub Security Advisories

Published

October 27, 2026

Last Modified

November 4, 2026

🔗 CVE IDs covered (1)

CVE-2026-117917 →

📋 Description

Invalid pointer in the Graphics: WebRender component. This vulnerability was fixed in Firefox 159, Firefox ESR 115.44, and Firefox ESR 153.6.

🔗 References (8)

https://nvd.nist.gov/vuln/detail/CVE-2026-117917
https://bugzilla.mozilla.org/show_bug.cgi?id=2079301
https://www.mozilla.org/security/advisories/mfsa2026-118
https://www.mozilla.org/security/advisories/mfsa2026-119
https://www.mozilla.org/security/advisories/mfsa2026-120
https://www.mozilla.org/security/advisories/mfsa2026-121
https://www.mozilla.org/security/advisories/mfsa2026-122
https://github.com/advisories/GHSA-4grr-p8h7-vvx7