CVE-2026-69690

Microsoft Office SharePoint Spoofing Vulnerability

CVE-2026-69690 is fixed in Microsoft SharePoint Server Subscription Edition on 1 platform by KB5002908 (version ), released September 8, 2026. It is not reported as exploited. Patch Radar priority: Routine.

Routine

CVSS

4.6

Important

Exploitation

None reported

Exploitation Unlikely

CISA KEV

Not listed

Not in the Known Exploited Vulnerabilities catalog

EPSS

0.0040

34th percentile

<p>Improper neutralization of input during web page generation ('cross-site scripting') in Microsoft Office SharePoint allows an authorized attacker to perform spoofing over a network.</p>

Where it's fixed

Product	Fixed in	Fix	Released
Microsoft
Microsoft SharePoint Server Subscription Edition		KB5002908	Sep 8, 2026

Details

Published
September 8, 2026
Weakness
Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')
Vendor advisory
https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-69690

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