Sophos says Claude Code, Cursor, and Codex triggered Windows endpoint rules for credential access, LOLBin downloads, and ...

The Ill Bloom vulnerability created weak seed phrases, letting attackers drain 431 crypto wallets for $3.1 million.

has documented what it says is the first ransomware operation carried out from start to finish by an autonomous artificial ...

Securonix uncovers the Veil#Drop malware framework, which abuses compromised websites and Google Blogspot to deploy the PureLog information stealer.

A newly disclosed use-after-free in the Linux kernel's epoll code, CVE-2026-46242, lets an unprivileged user get root on ...

Fable 5's chain of thought has leaked, showing math-like shorthand, while its three-layer defense classifiers block most jailbreak attempts.

Microsoft Threat Intelligence identified an active multi-stage intrusion campaign targeting hospitality organizations in ...

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 ...

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) ...

Exploiting a race condition in Microsoft Defender, the exploit leads to local privilege escalation to SYSTEM. A security researcher has released another zero-day exploit targeting Microsoft’s Windows ...

The anonymous security researcher going by the name Chaotic Eclipse (aka Nightmare-Eclipse) has released a proof-of-concept (PoC) exploit for yet another Microsoft Defender zero-day named RoguePlanet.

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 ...