What is GHSA-v636-fg4v-7pgq?

GHSA-v636-fg4v-7pgq is a security advisory published by GitHub Security Advisories with High severity. Race condition, use-after-free in the DOM: File component. This vulnerability was fixed in...

Which CVE IDs does GHSA-v636-fg4v-7pgq cover?

GHSA-v636-fg4v-7pgq covers the following CVE IDs: CVE-2026-118019. Each CVE has its own detail page on EchelonGraph Pulse with the synthesized EG score.

What is the CVSS v3 score of GHSA-v636-fg4v-7pgq?

GHSA-v636-fg4v-7pgq has a CVSS v3 base score of 8.8, published by GitHub Security Advisories.

GHSA-v636-fg4v-7pgqHighCVSS 8.8

Race condition, use-after-free in the DOM: File component. This vulnerability was fixed in...

Vendor

GitHub Security Advisories

Published

October 27, 2026

Last Modified

November 10, 2026

🔗 CVE IDs covered (1)

CVE-2026-118019 →

📋 Description

Race condition, use-after-free in the DOM: File component. This vulnerability was fixed in Firefox 159.

🔗 References (7)

https://nvd.nist.gov/vuln/detail/CVE-2026-118019
https://bugzilla.mozilla.org/show_bug.cgi?id=2025386
https://www.mozilla.org/security/advisories/mfsa2026-118
https://www.mozilla.org/security/advisories/mfsa2026-121
https://www.mozilla.org/security/advisories/mfsa2026-127
https://www.mozilla.org/security/advisories/mfsa2026-129
https://github.com/advisories/GHSA-v636-fg4v-7pgq