Microsoft Releases Urgent Patch for SharePoint RCE Flaw Exploited in Ongoing Cyber Attacks

Microsoft Releases Urgent Patch for SharePoint RCE Flaw Exploited in Ongoing Cyber Attacks

Microsoft has released urgent security patches for actively exploited vulnerabilities in on-premises SharePoint Server, including a high-severity remote code execution flaw. These updates are crucial to prevent attackers from using chained exploits to compromise organizations such as banks, government agencies, and healthcare institutions. #CVE-2025-53770 #CVE-2025-53771 #SharePointSecurity

Keypoints

  • Microsoft released security updates for SharePoint Server vulnerabilities actively exploited in the wild.
  • The vulnerabilities include a remote code execution flaw and a spoofing path traversal issue.
  • Organizations are advised to apply the latest patches, enable AMSI, and rotate ASP.NET machine keys.
  • High-profile targets, including banks and government agencies, are at immediate risk due to active exploitation.
  • CISA has added CVE-2025-53770 to its KEV catalog, requiring urgent patching for Federal agencies.

Read More: https://thehackernews.com/2025/07/microsoft-releases-urgent-patch-for.html