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Google Chrome FedCM Use-After-Free Vulnerability (CVE-2026-4680)

A use-after-free vulnerability in Google Chrome's FedCM component (CVE-2026-4680) allows a remote attacker to execute arbitrary code within a sandbox by exploiting a crafted HTML page.

CVE-2026-4680 use-after-free chrome fedcm

2r 1t 1i Mar 24, 2026