A flaw was found in Keycloak. An administrator with `manage-clients` permission can exploit a misconfiguration where this permission is equivalent to `manage-permissions`. This allows the administrator to escalate privileges and gain control over roles, users, or other administrative functions within the realm. This privilege escalation can occur when admin permissions are enabled at the realm level.

There are packages installed that are affected by a vulnerability referenced in the following CVE:

  - A flaw was found in Keycloak. An administrator with `manage-clients` permission can exploit a
    misconfiguration where this permission is equivalent to `manage-permissions`. This allows the
    administrator to escalate privileges and gain control over roles, users, or other administrative functions
    within the realm. This privilege escalation can occur when admin permissions are enabled at the realm
    level. (CVE-2026-3121)

ID	Name	Product	Family	Type	Severity
465950	Echo: org.keycloak:keycloak-services: security update to 26.5.6	Tenable Cloud Security	Echo Local Security Checks	Local	high
465950	Echo: org.keycloak:keycloak-services: security update to 26.5.6	Tenable Self-Hosted Container Security	Echo Local Security Checks	Local	high
439435	SCA: security update for org.keycloak:keycloak-services (GHSA-7xf9-4jfc-wgm4)	Tenable Cloud Security	SCA Checks	Local	high
439435	SCA: security update for org.keycloak:keycloak-services (GHSA-7xf9-4jfc-wgm4)	Tenable Self-Hosted Container Security	SCA Checks	Local	high

Detections

Analytics

CVE-2026-3121

high

Tenable Plugins

high

high

high

high