PublicCVE

CVE-2026-56164

MEDIUM5.3Auth bypass
CISA KEV

Description

Missing authentication for critical function in Microsoft Office SharePoint allows an unauthorized attacker to elevate privileges over a network.

CVSS breakdown

CVSS 3.1
Attack Vector
Network
Attack Complexity
Low
Privileges Required
None
User Interaction
None
Scope
Unchanged
Confidentiality
None
Integrity
Low
Availability
None
E
F
RL
O
RC
Changed
Updated 24m ago · 8 sources