CVE-2025-49706

Improper authentication in Microsoft Office SharePoint allows an unauthorized attacker to perform spoofing over a network.
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTNIST
6.5 MEDIUM
NETWORK
LOW
NONE
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N
microsoftCNA
6.5 MEDIUM
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N/E:F/RL:O/RC:C
CISA-ADPADP
---
---
Base Score
CVSS 3.x
EPSS Score
Percentile: 97%
VendorProductVersion
microsoftsharepoint_server
𝑥
< 16.0.18526.20424
𝑥
= Vulnerable software versions
Common Weakness Enumeration
References
https://msrc.microsoft.com/update-guide/vulnerability/CVE-2025-49706
https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2025-49706
https://www.microsoft.com/en-us/security/blog/2025/07/22/disrupting-active-exploitation-of-on-premises-sharepoint-vulnerabilities/