Unpatched SharePoint servers opened the door to multiple attackers… | HappeningNow.news

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Unpatched SharePoint servers opened the door to multiple attackers, Microsoft finds

What began as a routine ransomware investigation uncovered two unrelated attackers operating inside the same victim network at the same time, each obscuring the other’s activity and complicating the response.

Source AI Summary Published June 23, 2026 Brief Under 1 min brief
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AI Summary

A recent investigation by Microsoft's Detection and Response Team uncovered a complex cyber threat scenario involving multiple attackers operating within the same network. The investigation, which began as a routine ransomware probe, revealed that two unrelated attackers were simultaneously present in the network, with each attempting to conceal the other's activities.

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