PublicCVE

CVE-2026-69641

CRITICAL9.1Auth bypass

Description

Missing authorization in Microsoft Exchange Server allows an authorized attacker to elevate privileges over a network.

CVSS breakdown

CVSS 3.1
Attack Vector
Network
Attack Complexity
Low
Privileges Required
High
User Interaction
None
Scope
Changed
Confidentiality
High
Integrity
High
Availability
High
E
Unchanged
RL
O
RC
Changed
Updated 25m ago · 8 sources