What is GHSA-f5wj-66vw-5p98?

GHSA-f5wj-66vw-5p98 is a security advisory published by GitHub Security Advisories with High severity. Use after free in Extensions in Google Chrome on on Windows prior to 157.0.8103.78 allowed a...

Which CVE IDs does GHSA-f5wj-66vw-5p98 cover?

GHSA-f5wj-66vw-5p98 covers the following CVE IDs: CVE-2026-126873. Each CVE has its own detail page on EchelonGraph Pulse with the synthesized EG score.

What is the CVSS v3 score of GHSA-f5wj-66vw-5p98?

GHSA-f5wj-66vw-5p98 has a CVSS v3 base score of 8.8, published by GitHub Security Advisories.

GHSA-f5wj-66vw-5p98HighCVSS 8.8

Use after free in Extensions in Google Chrome on on Windows prior to 157.0.8103.78 allowed a...

Vendor

GitHub Security Advisories

Published

November 12, 2026

Last Modified

November 12, 2026

🔗 CVE IDs covered (1)

CVE-2026-126873 →

📋 Description

Use after free in Extensions in Google Chrome on on Windows prior to 157.0.8103.78 allowed a remote attacker leveraging social engineering to execute arbitrary code outside the sandbox via a crafted HTML page. (Chromium security severity: High)

🔗 References (4)

https://nvd.nist.gov/vuln/detail/CVE-2026-126873
https://chromereleases.googleblog.com/2026/11/stable-channel-update-for-desktop_01744469280.html
https://issues.chromium.org/issues/577336494
https://github.com/advisories/GHSA-f5wj-66vw-5p98