Mozilla Firefox Use-After-Free Vulnerability (CVE-2024-9680)
Severity: critical · Patch status: patched · Since 2024-10-15 · CVE-2024-9680
Mozilla Firefox and Firefox ESR contain a use-after-free vulnerability in Animation timelines that allows for code execution in the content process. CISA added CVE-2024-9680 to its Known Exploited Vulnerabilities catalog on Oct 15, 2024, which means attackers are exploiting it in the wild. CISA reports known use in ransomware campaigns.
What to do
- Apply mitigations per vendor instructions or discontinue use of the product if mitigations are unavailable.
- US federal agencies must remediate by Nov 5, 2024 (BOD 22-01); treat that as the outer limit.
Sources
All live incidents on Threat Watch
