July 1, 2026
- CISA confirmed ransomware crews are now exploiting BlueHammer (CVE-2026-33825), a Microsoft Defender privilege-escalation bug previously abused as a zero-day before patches shipped. BleepingComputer, SecurityWeek · Vulnerabilities & Exploits
in CitrixBleed Returns: watchTowr Discloses a New NetScaler Pre-Auth Memory Overread