CVE-2026-69409: CWE-250: Execution with Unnecessary Privileges in Microsoft Microsoft SharePoint Server Subscription Edition
Description
CVE-2026-69409 is a vulnerability in Microsoft SharePoint Server Subscription Edition where execution occurs with unnecessary privileges. This flaw allows an authorized attacker to disclose information over a network. The vulnerability has a CVSS score of 6.5, indicating a medium severity level. An official fix is available from Microsoft.
CVSS v3.1
Score 6.5medium
Affected software
Microsoft
Microsoft SharePoint Server Subscription Edition
pkg:maven/com.microsoft/sharepoint-server-subscription-editionRun on your own infrastructure? Check whether these packages are installed with threat-finder — our free open-source scanner.
Weaknesses
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
This vulnerability (CVE-2026-69409) in Microsoft SharePoint Server Subscription Edition involves execution with unnecessary privileges (CWE-250). An authorized attacker could exploit this to disclose information over a network. The vulnerability affects versions 16.0.0 and versions from 16.0.0 up to but not including 16.0.20326.20090. The CVSS 3.1 base score is 6.5, with attack vector network, low attack complexity, privileges required, no user interaction, and high confidentiality impact. Microsoft has published an official fix for this issue.
Potential Impact
An authorized attacker can disclose sensitive information over the network due to execution with unnecessary privileges. The integrity and availability of the system are not impacted. The vulnerability does not require user interaction and can be exploited remotely with low complexity, making it a moderate risk.
Mitigation Recommendations
An official fix is available from Microsoft. Users of affected versions should apply the security update as provided in the Microsoft Security Response Center advisory at https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-69409 to remediate this vulnerability.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- microsoft
- Date Reserved
- 2026-08-03T20:57:58.963Z
- Cvss Version
- 3.1
- State
- PUBLISHED
- Remediation Level
- official-fix
- Vendor Advisory Urls
- [{"url":"https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-69409","vendor":"Microsoft"}]
Threat ID: 6aa044f3acd9273b49fa7fb4
Added to database: 09/08/2026, 17:25:07 UTC
Last enriched: 10/16/2026, 21:10:26 UTC
Last updated: 10/22/2026, 13:15:23 UTC
Views: 55
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