July 23, 2025 1:33 PM
Microsoft knew of SharePoint security flaw but failed to effectively patch it, timeline shows
A security patch Microsoft released this month failed to fully fix a critical flaw in the U.S. tech giant's SharePoint server software, opening the door to a sweeping global cyber espionage effort, a timeline reviewed by Reuters shows. On Tuesday, a Microsoft spokesperson confirmed that its initial solution to the flaw, identified at a hacker competition in May, did not work, but added that it released further patches that resolved the issue. It remains unclear who is behind the spy effort, wh...