CVE-2026-56157

medium Microsoft
CVSS v3 Base Score
5.4
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:N
EPSS Score
0.3%
Exploitation probability in 30 days
Top 80% most likely to be exploited
Attack Characteristics
Attack Vector
Network
Attack Complexity
Low
Privileges Required
Low
User Interaction
None
Confidentiality
Low
Integrity
Low
Availability
None
Published: July 14, 2026 (54 days ago)
Last Modified: July 15, 2026
Vendor: Microsoft
Source: NVD

Description

Improper access control in Microsoft Office SharePoint allows an authorized attacker to perform spoofing over a network.

CWE

CWE-284

Affected Products

microsoft sharepoint server

References

🔗 msrc.microsoft.com