CVSS3
Attack Vector
ADJACENT
Attack Complexity
LOW
Privileges Required
HIGH
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
CVSS:3.1/AV:A/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
AI Score
Confidence
High
EPSS
Percentile
37.5%
This security update resolves a Microsoft SharePoint Server remote code execution vulnerability. To learn more about the vulnerability, see Microsoft Common Vulnerabilities and Exposures CVE-2023-38177.
Notes:
This security update contains fixes for the following nonsecurity issues in SharePoint Server 2019:
Fixes an issue in which you cannot access cross-site resources.
Fixes an issue in which the cross-site publishing URL rewrite feature doesn’t work.
This security update also contains fixes for the following nonsecurity issues. To fix these issues completely, you have to install KB 5002505 together with this update.
Fixes an issue in which you cannot filter on a managed metadata column if the document library has more than 1,500 items after you install Description of the security update for SharePoint Server 2019: August 8, 2023 (KB5002436).
Fixes an issue in which you cannot drag and drop email messages directly from Microsoft Outlook to a document library in Microsoft Edge or Google Chrome.
Fixes an issue in which attachments that are added to a list item are not visible in the Modern UI until the page is refreshed.
Fixes an issue in which you cannot update the list property value after you navigate between two lists.
You experience an issue in which some customized classic pages may be blocked by the Content Security Policy (CSP) restriction. For more information, see Customized classic pages may be blocked by CSP restriction (KB5033720).
This update is available from Microsoft Update. When you turn on automatic updating, this update will be downloaded and installed automatically. For more information about how to get security updates automatically, see Windows Update: FAQ.
To get the standalone package for this update, go to the Microsoft Update Catalog website.
You can get the standalone update package through the Microsoft Download Center. Follow the installation instructions on the download page to install the update.
For deployment information about this update, see Deployments - Security Update Guide.
This security update replaces previously released security update 5002472.
File name | SHA256 hash |
---|---|
sts2019-kb5002526-fullfile-x64-glb.exe | C04D154746C3A33BD488E5C871DC2DF2C3C2D503F71CA08CF1358F9B7EDBFC51 |
Download the list of files that are included in security update 5002526.
Protect yourself online: Windows Security supportLearn how we guard against cyber threats: Microsoft Security
The following table summarizes some of the most important changes to this topic.Date | Description |
---|---|
November 28, 2023 | Added a “Known issues in this update” section to describe an issue that users may experience. |