What is GHSA-8wmj-mhqj-ch5c?

GHSA-8wmj-mhqj-ch5c is a security advisory published by GitHub Security Advisories with High severity. Insufficient policy enforcement in Extensions in Google Chrome prior to 153.0.8010.36 allowed a...

Which CVE IDs does GHSA-8wmj-mhqj-ch5c cover?

GHSA-8wmj-mhqj-ch5c covers the following CVE IDs: CVE-2026-87479. Each CVE has its own detail page on EchelonGraph Pulse with the synthesized EG score.

What is the CVSS v3 score of GHSA-8wmj-mhqj-ch5c?

GHSA-8wmj-mhqj-ch5c has a CVSS v3 base score of 8.3, published by GitHub Security Advisories.

GHSA-8wmj-mhqj-ch5cHighCVSS 8.3

Insufficient policy enforcement in Extensions in Google Chrome prior to 153.0.8010.36 allowed a...

Vendor

GitHub Security Advisories

Published

September 9, 2026

Last Modified

September 9, 2026

🔗 CVE IDs covered (1)

CVE-2026-87479 →

📋 Description

Insufficient policy enforcement in Extensions in Google Chrome prior to 153.0.8010.36 allowed a remote attacker who had compromised the renderer process and leveraged social engineering to potentially execute arbitrary code outside the sandbox via a crafted HTML page. (Chromium security severity: Medium)

🔗 References (4)

https://nvd.nist.gov/vuln/detail/CVE-2026-87479
https://chromereleases.googleblog.com/2026/09/stable-channel-update-for-desktop_0808145027.html
https://issues.chromium.org/issues/511772271
https://github.com/advisories/GHSA-8wmj-mhqj-ch5c