CVE-2025-49706

MEDIUM6.5

CISA KEV

Published 2025-07-08 · Updated 2026-08-04 · Source secure@microsoft.com

Description

Improper authentication in Microsoft Office SharePoint allows an unauthorized attacker to perform spoofing over a network.

CVSS vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N

CWE-287

CISA Known-Exploited Vulnerability

Product: Microsoft — SharePoint

Name: Microsoft SharePoint Improper Authentication Vulnerability

Date added: 2025-07-22 · Due: 2025-07-23

USED IN RANSOMWARE

Required action: Disconnect public-facing versions of SharePoint Server that have reached their end-of-life (EOL) or end-of-service (EOS) to include SharePoint Server 2013 and earlier versions. For supported versions, please follow the mitigations according to CISA (URL listed below in Notes) and vendor instructions (URL listed below in Notes). Adhere to the applicable BOD 22-01 guidance for cloud services or discontinue use of the product if mitigations are not available.

References

View on NVD

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