Microsoft looking at ‘internal leak’ after Chinese hackers exploit SharePoint flaw

Microsoft is investigating a potential leak within its MAPP program, suspecting that Chinese state-backed hackers exploited SharePoint vulnerabilities before patches were widely available. The security flaw, initially demonstrated in May and patched in July, was reportedly exploited by groups like Linen Typhoon and Violet Typhoon. Microsoft is evaluating its partner programs to enhance security and prevent future leaks.

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