PublicCVE

CVE-2026-48579

CRITICAL9.1JSON exportCreate alert

Description

Improper authorization in Microsoft Exchange Online allows an unauthorized attacker to disclose information over a network.

CVSS breakdown

CVSS 3.1
Attack Vector
Network
Attack Complexity
Low
Privileges Required
None
User Interaction
None
Scope
Unchanged
Confidentiality
High
Integrity
High
Availability
None
E
Unchanged
RL
O
RC
Changed