KB5002599 for Microsoft SharePoint Server Subscription Edition

KB5002599 is the latest security update for SharePoint Server Subscription Edition. It was released on 14 May 2024 under the ‘Patch Tuesday’ program.

  • KB5002599 superseded KB5002581 released on 9 April 2024.
  • KB5002599 corresponds to build 16.0.17328.20292 for the SharePoint Server Subscription Edition.
  • KB5002599 fixes 2 security vulnerabilities on the SharePoint Server Subscription Edition. This includes a ‘CRITICAL’ severity vulnerability with a ‘Remote Code Execution’ impact.
  • The size of the security update file for KB5002599 is 1525.6 MB.
  • The Sharepoint server may restart after deployment of the KB5002599 security update

You can use the Microsoft Update program to automatically install the KB5002599 security update on the Sharepoint Server Subscription Edition.

For manual installations, you could download the package from the Microsoft Update Catalog site or the Microsoft Download Center.

You can download the offline installer file for KB5002599 from the links shared below:

As mentioned above, the size of the update file is 1525.6 MB. Upon installation of the installer file, the Sharepoint server may require a reboot.

KB5002599 resolves 2 security vulnerabilities. One of these is a CRITICAL severity Remote Code Execution threat. We have shared a brief description of both vulnerabilities below.

  • CVE-2024-30044 – This is a CRITICAL severity ‘Remote Code Execution’ vulnerability. The CVSS score of the vulnerability is 7.2. An authenticated attacker with Site Owner permission can use the vulnerability to inject arbitrary code and execute this code in the context of SharePoint Server.
  • CVE-2024-30043 – This is an IMPORTANT severity that could result in ‘Information Disclosure’. The CVSS score is 6.5. The type of information that could be disclosed if an attacker successfully exploited this vulnerability is file content. The scope of file content which could be accessed is dependent on the privileges of compromised user.

The following changes are part of the KB5002599 security update for the SharePoint Server Subscription Edition:

  • Fixes an issue in which you cannot add a new server to an existing SharePoint farm if the farm contains a certificate that’s managed by the Certificate Management feature.
  • Fixes an issue in which Microsoft Office documents are downloaded instead of being opened in Office Online when you select search results on the modern search page.
  • Fixes an issue in which the tag dialog box doesn’t open when you select the Add Tag icon for the Managed metadata column field in the details pane.
  • Fixes an issue in which the Quick links web part still opens the link on a new browser tab when you change an external link to an internal link.
  • Fixes an issue in which you cannot open an event item that has an attachment in the Events web part on a modern page.
  • Fixes an issue in which updates to list items do not appear in the modern UI until the page is refreshed.
Rajesh Dhawan

Rajesh Dhawan is a technology professional who loves to blog about smart wearables, Cloud computing and Microsoft technologies. He loves to break complex problems into manageable chunks of meaningful information.