Epoch AI: Disclosed CVEs Spiked 3.5× After Claude Mythos Preview — AI Capability Jumps Now Trigger Security Disclosure Surges
Something remarkable happened to the global software security landscape in June 2026. As Anthropic’s Claude Mythos Preview began reaching its initial wave of defensive partners, organizations started racing to find and disclose their vulnerabilities — not because regulators demanded it, but because frontier AI was about to make exploitation trivially easier. Epoch AI has now documented this phenomenon in striking detail: a 3.5× surge in high-severity and critical CVE disclosures in a single month, the largest on record. ...