What is GHSA-j53f-3p69-9c6v?

GHSA-j53f-3p69-9c6v is a security advisory published by GitHub Security Advisories with High severity. Use-after-free in the DOM: UI Events \u0026 Focus Handling component. This vulnerability was fixed in...

Which CVE IDs does GHSA-j53f-3p69-9c6v cover?

GHSA-j53f-3p69-9c6v covers the following CVE IDs: CVE-2026-100831. Each CVE has its own detail page on EchelonGraph Pulse with the synthesized EG score.

What is the CVSS v3 score of GHSA-j53f-3p69-9c6v?

GHSA-j53f-3p69-9c6v has a CVSS v3 base score of 8.8, published by GitHub Security Advisories.

GHSA-j53f-3p69-9c6vHighCVSS 8.8

Use-after-free in the DOM: UI Events & Focus Handling component. This vulnerability was fixed in...

Vendor

GitHub Security Advisories

Published

September 29, 2026

Last Modified

September 30, 2026

🔗 CVE IDs covered (1)

CVE-2026-100831 →

📋 Description

Use-after-free in the DOM: UI Events & Focus Handling component. This vulnerability was fixed in Firefox ESR 153.4 and Firefox 157.

🔗 References (7)

https://nvd.nist.gov/vuln/detail/CVE-2026-100831
https://bugzilla.mozilla.org/show_bug.cgi?id=2067172
https://www.mozilla.org/security/advisories/mfsa2026-100
https://www.mozilla.org/security/advisories/mfsa2026-97
https://www.mozilla.org/security/advisories/mfsa2026-101
https://www.mozilla.org/security/advisories/mfsa2026-103
https://github.com/advisories/GHSA-j53f-3p69-9c6v