PublicCVE

CVE-2026-55008

CRITICAL9.6Cross-site scripting

Description

Improper neutralization of input during web page generation ('cross-site scripting') in Microsoft Exchange Server allows an unauthorized attacker to perform spoofing over a network.

CVSS breakdown

CVSS 3.1
Attack Vector
Network
Attack Complexity
Low
Privileges Required
None
User Interaction
Required
Scope
Changed
Confidentiality
High
Integrity
High
Availability
High
E
Unchanged
RL
O
RC
Changed
Updated 21m ago · 8 sources