5.4

CVE-2026-56157

Microsoft SharePoint Server Spoofing Vulnerability

Improper access control in Microsoft Office SharePoint allows an authorized attacker to perform spoofing over a network.
Daten sind bereitgestellt durch National Vulnerability Database (NVD)
Microsoft ≫ Sharepoint Server SwEdition subscription Version < 16.0.19725.20434
Microsoft ≫ Sharepoint Server Version 2016 SwEdition enterprise
Microsoft ≫ Sharepoint Server Version 2019
VulnDex Vulnerability Enrichment
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Zu dieser CVE wurde keine Warnung gefunden.
EPSS Metriken
Typ Quelle Score Percentile
EPSS FIRST.org 0.36% 0.283
CVSS Metriken
Quelle Base Score Exploit Score Impact Score Vector String
Microsoft 5.4 2.8 2.5
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:N
CWE-284 Improper Access Control

The product does not restrict or incorrectly restricts access to a resource from an unauthorized actor.

https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-56157
Patch
Vendor Advisory