What is GHSA-38v7-8p8g-jfff?

GHSA-38v7-8p8g-jfff is a security advisory published by GitHub Security Advisories with Critical severity. Frame poisoning in the Layout component. This vulnerability was fixed in Firefox ESR 115.44.

Which CVE IDs does GHSA-38v7-8p8g-jfff cover?

GHSA-38v7-8p8g-jfff covers the following CVE IDs: CVE-2026-118027. Each CVE has its own detail page on EchelonGraph Pulse with the synthesized EG score.

What is the CVSS v3 score of GHSA-38v7-8p8g-jfff?

GHSA-38v7-8p8g-jfff has a CVSS v3 base score of 9.1, published by GitHub Security Advisories.

GHSA-38v7-8p8g-jfffCriticalCVSS 9.1

Frame poisoning in the Layout component. This vulnerability was fixed in Firefox ESR 115.44.

Vendor

GitHub Security Advisories

Published

October 27, 2026

Last Modified

November 4, 2026

🔗 CVE IDs covered (1)

CVE-2026-118027 →

📋 Description

Frame poisoning in the Layout component. This vulnerability was fixed in Firefox ESR 115.44.

🔗 References (4)

https://nvd.nist.gov/vuln/detail/CVE-2026-118027
https://bugzilla.mozilla.org/show_bug.cgi?id=2045606
https://www.mozilla.org/security/advisories/mfsa2026-119
https://github.com/advisories/GHSA-38v7-8p8g-jfff