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Microsoft contains SharePoint security wildfire

Microsoft contains SharePoint security wildfire, but questions linger about on-premises software

This time, Microsoft published information broadly within a day and started releasing patches within two days of the event breaking, a nearly unprecedented speed of response for them.

· 3d · on MSN

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

MyNorthwest · 1d

Hackers attack Microsoft SharePoint, targeting organizations like U.S nuclear security

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

The number of companies and organizations compromised by a security vulnerability in Microsoft Corp.’s SharePoint servers is increasing rapidly, with the tally of victims soaring more than sixfold in ...

· 1d

Microsoft says China-based hackers exploiting critical SharePoint vulnerabilities to deploy Warlock ransomware — three China-affiliated threat actors seen taking advantage

· 1d

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

Hackaday22h

This Week In Security: Sharepoint, Initramfs, And More

There was a disturbance in the enterprise security world, and it started with a Pwn2Own Berlin. [Khoa Dinh] and the team at Viettel Cyber Security discovered a pair of vulnerabilities in

Microsoft SharePoint Hackers Switch Gears to Spread Ransomware

Threat actors exploit SharePoint flaws to access internal systems, steal sensitive data, and carry out surveillance, impersonation, and extortion.

CRN19h

SharePoint Attacks Should Lead Companies To ‘Rethink’ Risk Of On-Prem Vs. Cloud: Expert

While organizations may have a variety of reasons for sticking with on-premises Microsoft SharePoint servers, widespread attacks targeting the servers are grounds to “re-do their risk calculus” and newly explore cloud-based options,

2don MSN

Microsoft says some SharePoint server hackers now using ransomware

A cyber-espionage campaign centered on vulnerable versions of Microsoft's server software now involves the deployment of ransomware, Microsoft said in a late Wednesday blog post.

1don MSN

Microsoft SharePoint attack now sees victim count rises to 400 organizations, including US nuclear agency

New estimates regarding the recently-exploited Microsoft SharePoint vulnerabilities now evaluate that as many as 400 organizations may have been targeted.

1don MSN

DHS and HHS among federal agencies hacked in Microsoft Sharepoint breach

Department of Homeland Security headquarters, several of its agencies and the Department of Health and Human Services have been hacked as part of a wider breach of Microsoft SharePoint.

CPO Magazine22h

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 execution on SharePoint, resulting in the exploitation of at least 54 organizations worldwide.

2don MSN

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

The SharePoint vulnerabilities that Microsoft released emergency patches for earlier this week – tracked as CVE-2025-53770 and CVE-2025-53771 – have been exploited much further than previously thought. As reported by Bloomberg, the number of companies and organizations affected by the two exploits has grown to more than 400 in just a few days.

16hon MSN

Microsoft probing if Chinese hackers learned SharePoint flaws through alert, Bloomberg News reports

Microsoft is investigating whether a leak from its early alert system for cybersecurity companies allowed Chinese hackers to exploit flaws in its SharePoint service before they were patched, Bloomberg News reported on Friday.