What is GHSA-vmwr-6hc4-r546?

GHSA-vmwr-6hc4-r546 is a security advisory published by GitHub Security Advisories with High severity. Improper certificate validation in FedCM in Google Chrome prior to 153.0.8010.36 allowed a remote...

Which CVE IDs does GHSA-vmwr-6hc4-r546 cover?

GHSA-vmwr-6hc4-r546 covers the following CVE IDs: CVE-2026-87608. Each CVE has its own detail page on EchelonGraph Pulse with the synthesized EG score.

What is the CVSS v3 score of GHSA-vmwr-6hc4-r546?

GHSA-vmwr-6hc4-r546 has a CVSS v3 base score of 7.5, published by GitHub Security Advisories.

GHSA-vmwr-6hc4-r546HighCVSS 7.5

Improper certificate validation in FedCM in Google Chrome prior to 153.0.8010.36 allowed a remote...

Vendor

GitHub Security Advisories

Published

September 9, 2026

Last Modified

September 14, 2026

🔗 CVE IDs covered (1)

CVE-2026-87608 →

📋 Description

Improper certificate validation in FedCM in Google Chrome prior to 153.0.8010.36 allowed a remote attacker leveraging social engineering to bypass web origin policy via crafted network traffic. (Chromium security severity: Low)

🔗 References (4)

https://nvd.nist.gov/vuln/detail/CVE-2026-87608
https://chromereleases.googleblog.com/2026/09/stable-channel-update-for-desktop_0808145027.html
https://issues.chromium.org/issues/540072282
https://github.com/advisories/GHSA-vmwr-6hc4-r546