What is GHSA-3mrv-rm2p-hfgx?

GHSA-3mrv-rm2p-hfgx is a security advisory published by GitHub Security Advisories with Critical severity. Site isolation issue in the Graphics component. This vulnerability was fixed in Firefox 156.

Which CVE IDs does GHSA-3mrv-rm2p-hfgx cover?

GHSA-3mrv-rm2p-hfgx covers the following CVE IDs: CVE-2026-92034. Each CVE has its own detail page on EchelonGraph Pulse with the synthesized EG score.

What is the CVSS v3 score of GHSA-3mrv-rm2p-hfgx?

GHSA-3mrv-rm2p-hfgx has a CVSS v3 base score of 9.1, published by GitHub Security Advisories.

GHSA-3mrv-rm2p-hfgxCriticalCVSS 9.1

Site isolation issue in the Graphics component. This vulnerability was fixed in Firefox 156.

Vendor

GitHub Security Advisories

Published

September 15, 2026

Last Modified

September 21, 2026

🔗 CVE IDs covered (1)

CVE-2026-92034 →

📋 Description

Site isolation issue in the Graphics component. This vulnerability was fixed in Firefox 156.

🔗 References (5)

https://nvd.nist.gov/vuln/detail/CVE-2026-92034
https://bugzilla.mozilla.org/show_bug.cgi?id=2060295
https://www.mozilla.org/security/advisories/mfsa2026-90
https://www.mozilla.org/security/advisories/mfsa2026-94
https://github.com/advisories/GHSA-3mrv-rm2p-hfgx