The zero-day "nightmare" apparently isn't over for Microsoft, as a disgruntled researcher who's been feuding with the company for the past three months has dropped yet another proof-of-concept (PoC) ...

A new Windows zero-day reportedly bypasses BitLocker, adding pressure on Microsoft as researchers debate the exploit’s real-world impact. A new Windows zero-day has turned BitLocker, one of ...

Update: Added statement from Microsoft to the end of this article. A security researcher has released a new Microsoft Defender zero-day exploit named "RoguePlanet" just hours after Microsoft fixed two ...

Anthropic's Mythos Preview can now turn newly disclosed software vulnerabilities into working exploits in hours instead of weeks, according to new Anthropic research shared first with Axios. Why it ...

AI is finding and exploiting security bugs so fast that our usual patching and defense methods just can't keep up anymore. There used to be an unspoken rule in cybersecurity: when a researcher found a ...

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Check Point says VPN zero-day CVE-2026-50751 was exploited by a Qilin-linked actor, prompting emergency hotfixes and a CISA patch deadline. Ransomware hackers have spent the past month sneaking into ...