Microsoft Exchange users are urged to mitigate a zero-day vulnerability that CISA has confirmed is under active exploitation.

Following the release of a BitLocker zero-day security bypass by a disgruntled hacker, Microsoft has now offered mitigation ...

While there weren’t any genuine zero-day vulnerabilities to patch in May’s Patch Tuesday update, the fallout since then has ...

Microsoft has disclosed that a privilege escalation and a denial-of-service flaw in Defender has come under active ...

Microsoft rushes to mitigate the new “YellowKey” flaw that may bypass BitLocker protections and expose encrypted Windows ...

Microsoft has announced mitigations for CVE-2026-45585, a BitLocker bypass triggered via FsTx in Windows Recovery.

CISA has added the Microsoft Malware Protection Engine and Microsoft Defender Antimalware Platform vulnerabilities to its KEV ...

Microsoft responds to Windows 11 encryption bypass vulnerability with new mitigation.

Microsoft says it is considering a patch for a zero-day vulnerability, dubbed YellowKey, that allows attackers with access to ...

Microsoft has shared mitigations for YellowKey, a recently disclosed Windows BitLocker zero-day vulnerability that grants ...

New YellowKey and GreenPlasma exploits reportedly target BitLocker and privilege escalation on Windows 11 and Windows Server ...

Attackers are already actively exploiting two vulnerabilities for which Microsoft issued patches on Nov. 12 as part of its monthly security update. And they could soon begin targeting two other ...