CVE-2026-2366
Low · 3.1CVSS
3.1
EPSS
0.3%
Published
Mar 12, 2026
CISA due date
—
The record
A flaw was found in Keycloak. An authorization bypass vulnerability in the Keycloak Admin API allows any authenticated user, even those without administrative privileges, to enumerate the organization memberships of other users. This information disclosure occurs if the attacker knows the victim's unique identifier (UUID) and the Organizations feature is enabled.
Affected packages
| Ecosystem | Package | Introduced | Fixed |
|---|---|---|---|
| Maven | org.keycloak:keycloak-js-admin-client | 0 | No fix |
| npm | @keycloak/keycloak-admin-client | 0 | No fix |
Related vulnerabilities
- GHSA-r8jr-wg88-fq5c Keycloak vulnerable to authorization bypass via the Admin API Same vulnerability
- CVE-2026-13319 GitLab has remediated an issue in GitLab CE/EE affecting all versions from 15.10 before… CWE-639
- CVE-2026-111767 MCP TypeScript SDK is the official TypeScript SDK for Model Context Protocol servers and… CWE-639
- CVE-2026-105755 vLLM is an inference and serving engine for large language models. CWE-639
- CVE-2026-105754 vLLM is an inference and serving engine for large language models. CWE-639
- CVE-2026-62140 Unauthenticated Insecure Direct Object References (IDOR) in Quiz And Survey Master <=… CWE-639
- CVE-2026-62134 Contributor Insecure Direct Object References (IDOR) in Starter Templates <= 4.7.5… CWE-639
- CVE-2026-62113 Contributor Insecure Direct Object References (IDOR) in Slim SEO <= 4.10.0 versions. CWE-639