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

Indications of compromise and Sigma rules report for your security scanners amid ongoing 'ToolShell' blitz CISA has published ...

The risk for businesses who haven’t patched the ToolShell vulnerability keeps growing after new reports suggest ransomware ...

Microsoft’s security advisory emphasizes that the emergency patches provide “more robust protections” compared to earlier fixes. CVE-2025-53770 offers enhanced security beyond the CVE-2025-49704 ...

Microsoft identified at least three threat groups believed to be affiliated with China that have been exploiting publicly ...

Researchers from Palo Alto Networks detail ransomware deployment and malicious backdoors in a campaign against Microsoft ...

More information has emerged on the ToolShell SharePoint zero-day attacks, including impact, victims, and threat actors.

A U.S. nuclear agency was among the victims of the SharePoint vulnerability chain, which was exploited to compromise over 54 ...

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

Microsoft released patches for a SharePoint zero-day bug after hackers compromised over 400 servers worldwide using ...

Kaspersky GReAT researchers analyzed the published ToolShell exploit and found it alarmingly similar to the 2020 ...

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