Update 7/21/25: Added links to the security updates for Microsoft SharePoint 2019. Critical zero-day vulnerabilities in Microsoft SharePoint, tracked as CVE-2025-53770 and CVE-2025-53771, have been ...
Update, July 21, 2025: This story, originally published on July 20, has been updated to include additional expert comments regarding the global zero-day attack impacting Microsoft on-premise ...
Microsoft has issued two emergency updates after a vulnerability in Microsoft's SharePoint server software was exploited by hackers over the weekend to carry out attacks on businesses and U.S. federal ...
On Sunday, July 20, Microsoft Corp. issued an emergency security update for a vulnerability in SharePoint Server that is actively being exploited to compromise vulnerable organizations. The patch ...
Microsoft has released emergency SharePoint security updates for two zero-day vulnerabilities tracked as CVE-2025-53770 and CVE-2025-53771 that have compromised services worldwide in "ToolShell" ...
Microsoft fixes SharePoint zero-day exploits used in cyberattacks and ransomware - how to patch them
Microsoft has patched three critical zero-day SharePoint security flaws that hackers have already exploited to attack more vulnerable organizations. Responding to the exploits, the software giant ...
SharePoint’s cloud-based platform remains unaffected, with the vulnerabilities limited to on-premises installations, Microsoft said. Microsoft has published emergency security patches to protect users ...
LONDON, July 22 (Reuters) - A security patch Microsoft (MSFT.O), opens new tab released this month failed to fully fix a critical flaw in the U.S. tech giant's SharePoint server software, opening the ...
More than 400 systems have been compromised so far, according to researchers at Eye Security, and reports indicate that federal education and energy agencies are among the victims. More than 400 ...
A China-linked threat actor has been observed exploiting SharePoint servers to deliver ransomware, according to Microsoft researchers, in the latest sign of worsening impacts from the widespread ...
Tech giant Microsoft on Tuesday said that three groups of China-based hackers were behind an ongoing cyberattack on its SharePoint file-sharing system. The Microsoft Security Response Center first ...
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