What is GHSA-9whr-fj92-hcrc?

GHSA-9whr-fj92-hcrc is a security advisory published by GitHub Security Advisories with Medium severity. Use-after-free in the DOM: Core \u0026 HTML component. This vulnerability was fixed in Firefox 155 and...

Which CVE IDs does GHSA-9whr-fj92-hcrc cover?

GHSA-9whr-fj92-hcrc covers the following CVE IDs: CVE-2026-84125. Each CVE has its own detail page on EchelonGraph Pulse with the synthesized EG score.

What is the CVSS v3 score of GHSA-9whr-fj92-hcrc?

GHSA-9whr-fj92-hcrc has a CVSS v3 base score of 5.4, published by GitHub Security Advisories.

GHSA-9whr-fj92-hcrcMediumCVSS 5.4

Use-after-free in the DOM: Core & HTML component. This vulnerability was fixed in Firefox 155 and...

Vendor

GitHub Security Advisories

Published

September 1, 2026

Last Modified

September 2, 2026

🔗 CVE IDs covered (1)

CVE-2026-84125 →

📋 Description

Use-after-free in the DOM: Core & HTML component. This vulnerability was fixed in Firefox 155 and Firefox ESR 153.2.

🔗 References (7)

https://nvd.nist.gov/vuln/detail/CVE-2026-84125
https://bugzilla.mozilla.org/show_bug.cgi?id=2063871
https://www.mozilla.org/security/advisories/mfsa2026-82
https://www.mozilla.org/security/advisories/mfsa2026-85
https://www.mozilla.org/security/advisories/mfsa2026-86
https://www.mozilla.org/security/advisories/mfsa2026-88
https://github.com/advisories/GHSA-9whr-fj92-hcrc