CVE-2026-18201

MEDIUM CVSS 3.1: 5.5 EPSS 0.30%
Updated Jul 30, 2026
Keycloak
Parameter Value
CVSS 5.5 (MEDIUM)
Type CWE-862 (Missing Authorization)
Vendor Keycloak
Public PoC No

Keycloak provides a way to manage identity providers and organizations through its administrative API. A flaw was discovered where an administrator with permission to manage identity providers could link a new provider to an organization without having the required permissions to manage that organization. This could allow an unauthorized administrator to influence how users log into specific organizations.

Attack Parameters

Attack Vector
Network
Can be exploited remotely
Attack Complexity
Low
Easy to exploit
Privileges Required
High
Admin privileges needed
User Interaction
None
No user interaction needed

Impact Assessment

Confidentiality
Low
Partial data leak
Integrity
High
Complete data modification
Availability
None
No disruption

CVSS Vector v3.1