Threat actors have been exploiting the BlueHammer Microsoft Defender vulnerability as a zero-day to gain System privileges.

CISA has ordered U.S. federal agencies to patch a Microsoft Defender privilege escalation flaw (dubbed BlueHammer) that has ...

RedSun exploit targets Microsoft Defender zero-day, granting SYSTEM access on fully patched Windows systems with no patch ...

A researcher has come across what appears to be an actively exploited Adobe Acrobat and Reader zero-day vulnerability.

A security researcher frustrated with Microsoft has released the BlueHammer Windows zero-day exploit, telling the company, “I ...

A zero-day BlueHammer exploit was recently published on GitHub in response to alleged MSRC failures, and although Microsoft ...

A critical zero-day flaw in Google Chrome, tracked as CVE-2025-2783, has been exploited in the wild as part of a targeted espionage campaign dubbed “Operation ForumTroll.” According to new findings ...

On the second day of Pwn2Own Automotive 2026, security researchers collected $439,250 in cash awards after exploiting 29 unique zero-days. The Pwn2Own Automotive hacking contest focuses on automotive ...

Adobe Acrobat and Reader users are under attack from hackers using a zero-day vulnerability. Update within 72 hours, Adobe ...

CrushFTP, a service that provides users with secure file server software, has recently been targeted by hackers. Unfortunately, it seems as if some customers have been compromised, with thousands of ...

Anthropic holds back its most advanced model yet to allow companies and institutions to prepare.