8.8

CVE-2026-64921

Medienbericht

Microsoft SharePoint Server Elevation of Privilege Vulnerability

Missing authentication for critical function in Microsoft Office SharePoint allows an authorized attacker to elevate privileges over a network.
Daten sind bereitgestellt durch National Vulnerability Database (NVD)
Microsoft ≫ Sharepoint Server SwEditionsubscription Version < 16.0.19725.20522
Microsoft ≫ Sharepoint Server Version2016 SwEditionenterprise
Microsoft ≫ Sharepoint Server Version2019
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Zu dieser CVE wurde keine Warnung gefunden.
EPSS Metriken
Typ Quelle Score Percentile
EPSS FIRST.org 0.98% 0.591
CVSS Metriken
Quelle Base Score Exploit Score Impact Score Vector String
Microsoft 8.8 2.8 5.9
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
CWE-306 Missing Authentication for Critical Function

The product does not perform any authentication for functionality that requires a provable user identity or consumes a significant amount of resources.

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VulnDex Intel
Media Report
11.08.2026 20:25
https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-64921
Patch
Vendor Advisory