Microsoft linked SharePoint exploits to China-nexus groups Linen Typhoon, Violet Typhoon, and Storm-2603, active since July 7, 2025. Microsoft confirmed that China-linked groups Linen Typhoon, Violet Typhoon, and Storm-2603 exploited SharePoint flaws for initial access as early as July 7, 2025. >>As of this writing, Microsoft has observed two named Chinese nation-state actors, Linen Typhoon […]
First seen on securityaffairs.com
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