Cybercriminals are abusing a post-compromise zero-day vulnerability in the Windows Common Log File System (CLFS) to deploy ...

Microsoft warns CVE-2025-29824 lets attackers with user access escalate privileges to deploy ransomware via a flaw in Windows CLFS.

Microsoft today released updates to plug at least 121 security holes in its Windows operating systems and software, including one vulnerability that is already being exploited in the wild. Eleven of ...

Microsoft Threat Intelligence Center (MSTIC) and Microsoft Security Response Center (MSRC) have discovered post-compromise exploitation of a newly discovered zero-day vulnerability in the Windows ...

Microsoft says the RansomEXX ransomware gang has been exploiting a high-severity zero-day flaw in the Windows Common Log File System to gain SYSTEM privileges on victims' systems.

Microsoft says the RansomEXX ransomware gang has been exploiting a high-severity zero-day flaw in the Windows Common Log File System to gain SYSTEM privileges on victims' systems.

There are several critical fixes for CISOs to worry about — and why were Microsoft patches later than expected?