Google Chromium V8 Type Confusion Vulnerability (CVE-2023-4762)
Severity: high · Patch status: patched · Since 2024-02-06 · CVE-2023-4762
Google Chromium V8 contains a type confusion vulnerability that allows a remote attacker to execute code via a crafted HTML page. This vulnerability could affect multiple web browsers that utilize Chromium, including, but not limited to, Google Chrome, Microsoft Edge, and Opera. CISA added CVE-2023-4762 to its Known Exploited Vulnerabilities catalog on Feb 6, 2024, which means attackers are exploiting it in the wild.
What to do
- Apply mitigations per vendor instructions or discontinue use of the product if mitigations are unavailable.
- US federal agencies must remediate by Feb 27, 2024 (BOD 22-01); treat that as the outer limit.
Sources
All live incidents on Threat Watch