PublicCVE

CVE-2026-21510

HIGH8.8
CISA KEV
JSON exportCreate alert

Description

Protection mechanism failure in Windows Shell allows an unauthorized attacker to bypass a security feature over a network.

CVSS breakdown

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

Affected products