Vulnerability · Published Jul 29, 2026 · Assigned by redhat
CVE-2026-18201Keycloak-services: keycloak-services: generic identity-provider creation can bind brokers to organizations without manage-organizations
Medium 5.5
In plain English
A medium-severity missing authorization in Red Hat build of Keycloak 26.6 from Red Hat. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.4% (higher than 33% of all known vulnerabilities).
Official description
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.
Affected products (as reported)
| Vendor | Product | Versions |
|---|---|---|
| Red Hat | Red Hat build of Keycloak 26.6 | see references |
| Red Hat | Red Hat build of Keycloak 26.6 | see references |
| Red Hat | Red Hat build of Keycloak 26.6 | see references |
| Red Hat | Red Hat build of Keycloak 26.6.7 | see references |
| Red Hat | Red Hat build of Keycloak 26.6.7 | see references |
| Red Hat | Red Hat build of Keycloak 26.6.7 | see references |
| Red Hat | Red Hat Data Grid 8 | see references |
| Red Hat | Red Hat JBoss Enterprise Application Platform Expansion Pack | see references |
| Red Hat | Red Hat Single Sign-On 7 | see references |
Weakness: CWE-862 · Vector: CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:L/I:H/A:N
References
- RHSA-2026:68277 vendor-advisory, x_refsource_REDHAT
- RHSA-2026:68278 vendor-advisory, x_refsource_REDHAT
- https://access.redhat.com/security/cve/CVE-2026-18201 vdb-entry, x_refsource_REDHAT
- RHBZ#2508290 issue-tracking, x_refsource_REDHAT