A buffer overflow happens when a program writes more data into a memory buffer than the buffer can hold. The extra bytes land in adjacent memory, corrupting whatever was there. If an attacker controls ...

ThreatsDay Bulletin covers AI abuse, poisoned packages, phishing, macOS attacks, SD-WAN flaws, scams, and supply-chain ...

Security researcher Nightmare Eclipse has released a new Windows BitLocker bypass, only one day after publishing an exploit targeting Microsoft Defender. Named GreatXML, the fresh exploit allows users ...

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.

Nightmare Eclipse is back: the anonymous researcher has released another Windows zero-day, this time dubbed RoguePlanet, targeting Microsoft Defender on fully patched Windows 10 and 11 systems and ...

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 has published research showing that its Claude Mythos Preview model can turn public software patches into working exploits within hours. The company said the process has often required ...

Abstract: This research paper provides an in-depth study of zero click exploits and malware exploring their techniques, implications and real-world instances. Our primary objective is to offer a clear ...

Anthropic’s Claude Mythos outperformed OpenAI’s GPT5.5 on real‑world Google Chrome vulnerability exploits, a new benchmark designed to test the performance of frontier AI models to exploit real-world ...