What is GHSA-4885-5pch-3x6m?

GHSA-4885-5pch-3x6m is a security advisory published by GitHub Security Advisories with Medium severity. JIT miscompilation in the DOM: Core \u0026 HTML component. This vulnerability was fixed in Firefox 152...

Which CVE IDs does GHSA-4885-5pch-3x6m cover?

GHSA-4885-5pch-3x6m covers the following CVE IDs: CVE-2026-12299. Each CVE has its own detail page on EchelonGraph Pulse with the synthesized EG score.

What is the CVSS v3 score of GHSA-4885-5pch-3x6m?

GHSA-4885-5pch-3x6m has a CVSS v3 base score of 5.4, published by GitHub Security Advisories.

GHSA-4885-5pch-3x6mMediumCVSS 5.4

JIT miscompilation in the DOM: Core & HTML component. This vulnerability was fixed in Firefox 152...

Vendor

GitHub Security Advisories

Published

June 16, 2026

Last Modified

June 16, 2026

🔗 CVE IDs covered (1)

CVE-2026-12299 →

📋 Description

JIT miscompilation in the DOM: Core & HTML component. This vulnerability was fixed in Firefox 152, Firefox ESR 140.12, and Firefox ESR 115.37.

🔗 References (6)

https://nvd.nist.gov/vuln/detail/CVE-2026-12299
https://bugzilla.mozilla.org/show_bug.cgi?id=2043139
https://www.mozilla.org/security/advisories/mfsa2026-57
https://www.mozilla.org/security/advisories/mfsa2026-58
https://www.mozilla.org/security/advisories/mfsa2026-59
https://github.com/advisories/GHSA-4885-5pch-3x6m