The US Cybersecurity and Infrastructure Security Agency (CISA) added the vulnerability to its Known Exploited Vulnerabilities (KEV) catalog, indicating active exploitation.
Federal Civilian Executive Branch (FCEB) agencies have three weeks to update Chrome or stop using the browser altogether to address the CVE-2025-4664 flaw.
The bug, which allows remote threat actors to leak cross-origin data via a crafted HTML page, needs to be addressed due to the risks it poses to cybersecurity.