Search: “GPT-5.5”

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DomainAll Cyber AIWindow24h 3d 7d 30d AllIn the wild Important only Show duplicates

CategoryAll Vulnerability 26 Exploit / PoC 11 AI safety & security 8 AI research 6 Ransomware 4 Model release 4 AI policy 3 Research 3 Advisory 2 Malware 1 Data breach 1 AI industry 1

SeverityAll critical 25 high 6 medium 19 low 0 info 20

Week in review: Claude Mythos finds 271 Firefox flaws, Vercel breach

Help Net SecurityApr 26, 00:00 UTC · Apr 26, 2026Ransomware in the wildCVE-2026-20133 CVE-2026-21876 CVE-2026-28950

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Don’t swing at everything

Cisco TalosJul 23, 18:00 UTC · Jul 23, 2026Ransomware CVE-2026-60137 CVE-2026-63030

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ThreatsDay: AI Compute Hijacking, Apple Email Flaw, BlueHammer Ransomware + 14 Stories

The Hacker NewsJul 7, 04:32 UTC · Jul 7, 2026Ransomware

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How Dangerous Is Anthropic's Mythos AI?

Schneier on SecurityMay 15, 00:00 UTC · May 15, 2026Ransomware

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