5.4
Medium
CVE-2026-16071 A flaw was found in the LDAP storage provider of Keycloak, which is used to federate user identities from external…
Description
A flaw was found in the LDAP storage provider of Keycloak, which is used to federate user identities from external directories. The issue occurs when a delegated administrator performs a search using a specific LDAP entry Distinguished Name (DN). Due to missing validation, the system allows lookups for users located outside the configured search boundary, leading to the disclosure of account information from unauthorized parts of the directory and unintended importing of those users into local storage.
Affected products and versions
| Product | Affected versions | Fixed in |
|---|---|---|
| Red Hat Build of Keycloak | Versions not published | |
| Red Hat Data Grid 8 | Versions not published | |
| Red Hat JBoss Enterprise Application Platform Expansion Pack | Versions not published | |
| Red Hat Single Sign-On 7 | Versions not published | |
| Red Hat build of Keycloak 26.4 26.4 | earliest → < 26.4-22 | 26.4-22 |
| Red Hat build of Keycloak 26.4.14 | Versions not published | |
| Red Hat build of Keycloak 26.6 26.6 | earliest → < 26.6-11 | 26.6-11 |
| Red Hat build of Keycloak 26.6.5 | Versions not published |
References
- RHSA-2026:50846 access.redhat.com
- RHSA-2026:50847 access.redhat.com
- RHSA-2026:50848 access.redhat.com
- RHSA-2026:50849 access.redhat.com
- access.redhat.com access.redhat.com
- RHBZ#2501720 bugzilla.redhat.com
Timeline
- Published
- Last modified
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