What is GHSA-m4rg-hrvv-hwc6?

GHSA-m4rg-hrvv-hwc6 is a security advisory published by GitHub Security Advisories with unknown severity. Use after free in FedCM in Google Chrome prior to 154.0.8037.97 allowed a remote attacker to...

Which CVE IDs does GHSA-m4rg-hrvv-hwc6 cover?

GHSA-m4rg-hrvv-hwc6 covers the following CVE IDs: CVE-2026-103630. Each CVE has its own detail page on EchelonGraph Pulse with the synthesized EG score.

GHSA-m4rg-hrvv-hwc6unknown

Use after free in FedCM in Google Chrome prior to 154.0.8037.97 allowed a remote attacker to...

Vendor

GitHub Security Advisories

Published

October 2, 2026

Last Modified

October 2, 2026

🔗 CVE IDs covered (1)

CVE-2026-103630 →

📋 Description

Use after free in FedCM in Google Chrome prior to 154.0.8037.97 allowed a remote attacker 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-2026-103630
https://chromereleases.googleblog.com/2026/10/stable-channel-update-for-desktop.html
https://issues.chromium.org/issues/557323166
https://github.com/advisories/GHSA-m4rg-hrvv-hwc6