PT-2026-27281 · Google · Google Chrome

Published 2026-03-24 · Updated 2026-03-24 · CVE-2026-4680

Mitre

CVSS v3.1

8.8

High

AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Use after free in FedCM in Google Chrome prior to 146.0.7680.165 allowed a remote attacker to execute arbitrary code inside a sandbox via a crafted HTML page. (Chromium security severity: High)

Fix

Use After Free

Weakness Enumeration

CWE-416

Related Identifiers

CVE-2026-4680

Affected Products

Google Chrome

References · 3

• https://nvd.nist.gov/vuln/detail/CVE-2026-4680 · Security Note
• https://chromereleases.googleblog.com/2026/03/stable-channel-update-for-desktop_23.html · Note
• https://issues.chromium.org/issues/491869946 · Note