Microsoft: Windows CLFS Vulnerability Could Lead to ‘Widespread Deployment and Detonation of Ransomware'

Microsoft: Windows CLFS Vulnerability Could Lead to ‘Widespread Deployment and Detonation of Ransomware'

Image: nicescene/Adobe Stock Microsoft has detected a zero-day vulnerability in the Windows Common Log File System (CLFS) being exploited in the wild to deploy ransomware. Target industries include IT, real estate, finance, software, and retail, with companies based in the US, Spain, Venezuela, and Saudi Arabia. The vulnerability, tracked as CVE-2025-29824 and rated “important,” is present in the CLFS kernel driver. It allows an attacker who already has standard user access to a system to…

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