What is GHSA-xpfp-6qvr-gp8j?

GHSA-xpfp-6qvr-gp8j is a security advisory published by GitHub Security Advisories with Critical severity. Use after free in Extensions in Google Chrome prior to 157.0.8103.38 allowed a remote attacker...

Which CVE IDs does GHSA-xpfp-6qvr-gp8j cover?

GHSA-xpfp-6qvr-gp8j covers the following CVE IDs: CVE-2026-121250. Each CVE has its own detail page on EchelonGraph Pulse with the synthesized EG score.

What is the CVSS v3 score of GHSA-xpfp-6qvr-gp8j?

GHSA-xpfp-6qvr-gp8j has a CVSS v3 base score of 9.6, published by GitHub Security Advisories.

GHSA-xpfp-6qvr-gp8jCriticalCVSS 9.6

Use after free in Extensions in Google Chrome prior to 157.0.8103.38 allowed a remote attacker...

Vendor

GitHub Security Advisories

Published

November 3, 2026

Last Modified

November 4, 2026

🔗 CVE IDs covered (1)

CVE-2026-121250 →

📋 Description

Use after free in Extensions in Google Chrome prior to 157.0.8103.38 allowed a remote attacker leveraging social engineering to potentially execute arbitrary code outside the sandbox via a crafted Chrome extension. (Chromium security severity: High)

🔗 References (4)

https://nvd.nist.gov/vuln/detail/CVE-2026-121250
https://chromereleases.googleblog.com/2026/11/stable-channel-update-for-desktop.html
https://issues.chromium.org/issues/572991399
https://github.com/advisories/GHSA-xpfp-6qvr-gp8j