Microsoft Urgently Patches SharePoint Zero-Day Exploited in Global Cyberattacks
TL;DR Summary
Microsoft has released urgent security patches for actively exploited vulnerabilities in on-premises SharePoint servers, including a critical RCE flaw (CVE-2025-53770) and a spoofing flaw (CVE-2025-53771), amid ongoing cyber attacks targeting organizations like banks, universities, and government agencies. The vulnerabilities, which do not affect SharePoint Online, have been exploited since July, prompting urgent recommendations for organizations to update, rotate keys, and enhance defenses to prevent further breaches.
Topics:business#cyber-attack#remote-code-execution#security-patch#sharepoint#technology#vulnerability
- Microsoft Releases Urgent Patch for SharePoint RCE Flaw Exploited in Ongoing Cyber Attacks The Hacker News
- Global hack on Microsoft product hits U.S., state agencies, researchers say The Washington Post
- Microsoft alerts businesses, governments to server software attack Reuters
- Microsoft Server Software Comes Under Widespread Cyberattack (MSFT) Bloomberg.com
- Microsoft SharePoint servers under attack via zero-day vulnerability with no patch (CVE-2025-53770) Help Net Security
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