The majority of the 1.4 million React2Shell exploitation attempts GreyNoise saw in a week deployed cryptominers and reverse shells.

Some SharePoint environments may require different steps or settings; checking with your IT administrator is always recommended. With this integration, you can easily navigate your SharePoint and ...

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 ...

Government agencies and private industry have been under siege over the past four days following the discovery that a critical vulnerability in SharePoint, the widely used document-sharing app made by ...

The recently disclosed critical Microsoft SharePoint vulnerability has been under exploitation as early as July 7, 2025, according to findings from Check Point Research. The cybersecurity company said ...

The hackers behind the initial wave of attacks exploiting a zero-day in Microsoft SharePoint servers have so far primarily targeted government organizations, according to researchers and news reports.

Microsoft has alerted businesses and governments to "active attacks" on its popular SharePoint collaboration software. Patches have been issued for two versions of SharePoint software, while one ...

The U.S. federal government and cybersecurity researchers say a newly discovered security bug found in Microsoft’s SharePoint is under attack. U.S. cybersecurity agency CISA sounded the alarm this ...

Authorities and researchers are sounding the alarm over the active mass exploitation of a high-severity vulnerability in Microsoft SharePoint Server that’s allowing attackers to make off with ...

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 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 on Sunday released security patches for an actively exploited security flaw in SharePoint and also disclosed details of another vulnerability that it said has been addressed with "more ...