Anthropic's Project Glasswing red team assessment confirmed autonomous zero-day discovery across every major OS and browser, with vulnerabilities ranging from 16 to 27 years old. Thousands more are still unpatched. This brief covers the confirmed CVEs, the capability benchmarks, and four concrete defensive actions.
72.4%
Firefox exploit success rate
27 yrs
Oldest zero-day discovered
99%+
Still unpatched at disclosure
$1–2K
Cost to develop working exploit
Subscribe to Decryption Digest to unlock the full brief. Daily threat intelligence for practitioners. No spam. Unsubscribe anytime.
Joining 50,000+ security professionals. No spam. Unsubscribe anytime.
Already subscribed?