KB5002751: Enables flight for the new Hybrid Search feature in the Standard release ring.

Description of the security update for SharePoint Server Subscription Edition: July 8, 2025 (KB5002751)

Summary
This security update resolves a Microsoft SharePoint remote code execution vulnerability and Microsoft SharePoint Server spoofing vulnerability. To learn more about the vulnerabilities, see the following security advisories:

• Microsoft Common Vulnerabilities and Exposures CVE-2025-49701
• Microsoft Common Vulnerabilities and Exposures CVE-2025-49706

Improvements and fixes
This security update contains an improvement and fixes for the following nonsecurity issues in SharePoint Server Subscription Edition:

• Enables flight for the new Hybrid Search feature in the Standard release ring.
• Fixes an issue in which SharePoint search topology is not resilient during extended server shutdowns, particularly while Crawler components remain active.
• Fixes an issue in which RSS Feed pages cannot load correctly after an upgrade to .NET Framework 4.8.