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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 vulnerability with 9.8 severity rating under exploit across globe

The vulnerability, tracked as CVE-2025-53770, carries a severity rating of 9.8 out of a possible 10. It gives unauthenticated ...

Microsoft fixes three SharePoint zero-day exploits used in cyberattacks and ransomware ...

Microsoft has pointed the finger at three Chinese nation-state actors for exploiting the SharePoint vulnerabilities, accusing one group of carrying out ransomware attacks. Here's what we know about ...

Microsoft knew of SharePoint server exploit but failed to effectively patch it

A security patch released by Microsoft last month failed to fully fix a critical flaw in U.S. tech giant's SharePoint server ...
The Hacker News3 天

Storm-2603 Exploits SharePoint Flaws to Deploy Warlock Ransomware on Unpatched Systems

Storm-2603 exploits SharePoint flaws to deploy Warlock ransomware, affecting 400+ victims. Microsoft urges mitigation.

What to know about ToolShell, the SharePoint threat under mass exploitation

The name was coined by Dinh Ho Anh, a researcher from Khoa of Viettel Cyber Security, who developed the exploit. The ...
The Hacker News5 天

Hackers Exploit SharePoint Zero-Day Since July 7 to Steal Keys, Maintain Persistent Access

Active SharePoint exploits since July 7 target governments and tech firms globally, risking key theft and persistent access.

Microsoft knew of SharePoint security flaw but failed to effectively patch it, timeline shows

A security patch Microsoft (MSFT.O), opens new tab released this month failed to fully fix a critical flaw in the U.S. tech ...

Microsoft probing if Chinese hackers learned SharePoint flaws through alert, Bloomberg News ...

Microsoft is investigating whether a leak from its early alert system for cybersecurity companies allowed Chinese hackers to ...

The SharePoint flaw has now hit over 400 companies including a US nuclear administration

The SharePoint vulnerabilities that Microsoft released emergency patches for earlier this week – tracked as CVE-2025-53770 ...
DataBreachToday1 天

ISMG Editors: China-Linked SharePoint Exploits Raise Alarm

In this week's update, four ISMG editors discussed the latest SharePoint exploits linked to China, why the security of ...
Government Technology4 天

As SharePoint Exploit Emerged, State Cyber Teams Mobilized

State CISOs in North Carolina and Arizona said their teams began work immediately to ensure on-prem SharePoint systems were ...