What is GHSA-4g67-4jfv-92fh?

GHSA-4g67-4jfv-92fh is a security advisory published by GitHub Security Advisories with High severity. Use after free in PowerBookmarks in Google Chrome prior to 157.0.8103.38 allowed a remote...

Which CVE IDs does GHSA-4g67-4jfv-92fh cover?

GHSA-4g67-4jfv-92fh covers the following CVE IDs: CVE-2026-121211. Each CVE has its own detail page on EchelonGraph Pulse with the synthesized EG score.

What is the CVSS v3 score of GHSA-4g67-4jfv-92fh?

GHSA-4g67-4jfv-92fh has a CVSS v3 base score of 8.3, published by GitHub Security Advisories.

GHSA-4g67-4jfv-92fhHighCVSS 8.3

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

Vendor

GitHub Security Advisories

Published

November 3, 2026

Last Modified

November 4, 2026

🔗 CVE IDs covered (1)

CVE-2026-121211 →

📋 Description

Use after free in PowerBookmarks in Google Chrome prior to 157.0.8103.38 allowed a remote attacker who had compromised the renderer process and leveraged social engineering to execute arbitrary code outside the sandbox via a crafted Chrome extension. (Chromium security severity: High)

🔗 References (4)

https://nvd.nist.gov/vuln/detail/CVE-2026-121211
https://chromereleases.googleblog.com/2026/11/stable-channel-update-for-desktop.html
https://issues.chromium.org/issues/577719868
https://github.com/advisories/GHSA-4g67-4jfv-92fh