SharePoint Zero-Day Exploitation

News

Microsoft’s SharePoint Patch Failed To Stop Attacks

Mass Exploitation: Hackers Hit Zero-Day Flaw in Microsoft's SharePoint

The newly discovered flaw in Microsoft's SharePoint software has allowed hackers to target dozens of companies and organizations. Only a partial fix has been issued.

Bleeping Computer · 5d

Microsoft SharePoint zero-day exploited in RCE attacks, no patch available

Critical zero-day vulnerabilities in Microsoft SharePoint, tracked as CVE-2025-53770 and CVE-2025-53771, have been actively exploited since at least July 18th, with no patch available and at least 85 servers already compromised worldwide.

CSO Online · 2d

Microsoft’s incomplete SharePoint patch led to global exploits by China-linked hackers

A July 8 fix for a critical SharePoint zero-day failed to stop active exploitation, enabling state-backed attackers to breach nearly 100 organizations worldwide.

CPO Magazine1d

Microsoft Releases Emergency Updates Amid Active Exploitation of SharePoint Zero-Day Vulnerability Chain

Microsoft has released security patches for the zero-day vulnerability chain dubbed ToolShell, capable of remote code ...

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 ...

3hon MSN

Blame a leak for Microsoft SharePoint attacks, researcher insists

"A leak happened here somewhere," Dustin Childs, head of threat awareness at Trend Micro's Zero Day Initiative (ZDI), told ...

SecurityWeek2d

ToolShell Attacks Hit 400+ SharePoint Servers, US Government Victims Named

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

The Hacker News5d

Critical Unpatched SharePoint Zero-Day Actively Exploited, Breaches 75+ Company Servers

The U.S. Cybersecurity and Infrastructure Security Agency (CISA), in an alert, said it's aware of active exploitation of ...

Microsoft fixes SharePoint zero-day exploits used in cyberattacks and ransomware - how to patch them

Microsoft has pointed the finger at three Chinese nation-state actors for exploiting the SharePoint vulnerabilities. Here's what we know about the security flaws and how to guard against future ...

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