SharePoint Vulnerability Exploitation

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SharePoint, active exploitation

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· 3d

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.

Microsoft · 3d

Disrupting active exploitation of on-premises SharePoint vulnerabilities

· 3d · on MSN

Microsoft SharePoint attack: Officials issue warning about 'active exploitation'

· 1d

Microsoft fixes three SharePoint zero-day exploits used in series of cyberattacks - how to patch them

Microsoft has patched two critical zero-day SharePoint security flaws that have already been exploited by hackers to attack vulnerable organizations.

· 1d

US Nuclear Body Among Those Impacted By SharePoint Breech

· 14h

Tally of Microsoft victims surges to 400 as hackers exploit SharePoint flaw

· 2d

Microsoft servers hacked by Chinese groups, says tech giant

Carmakal said it appeared that governments and businesses that use SharePoint on their sites were the primary target.

· 1d

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

· 16h

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

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 researcher said he picked the name because it exploited ToolPane.aspx, a component for assembling the side panel view in the SharePoint user interface.

The Hacker News16h

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.

CSO Online16h

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.

Government Technology2d

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 secure, following the recent disclosure of an active zero-day exploit.

The Hacker News2d

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.

3don MSN

Hackers Exploit Microsoft Software Vulnerability To Reportedly Target Governments And Businesses—What To Know

Microsoft released an emergency security patch on Sunday to “mitigate active attacks targeting on-premises servers.”