CVE-2024-11736 Org.keycloak:keycloak-quarkus-server: unrestricted admin use of system and environment variables
Admin users can access sensitive server environment variables and system properties via placeholder injection in configurable URLs.
- Exploited in the wild
- Not known
- Login needed
- An administrator
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- Available
What is CVE-2024-11736?
CVE-2024-11736 is a medium-severity vulnerability in Red Hat RHBK 26.0.8, published on 14 Jan 2025. An attacker needs administrator access to exploit it, with no action from the victim.
Official description
A vulnerability was found in Keycloak. Admin users may have to access sensitive server environment variables and system properties through user-configurable URLs. When configuring backchannel logout URLs or admin URLs, admin users can include placeholders like ${env.VARNAME} or ${PROPNAME}. The server replaces these placeholders with the actual values of environment variables or system properties during URL processing.
Weakness: CWE-526
Which versions are affected by CVE-2024-11736?
2 open source packages ship an affected version, including org.keycloak:keycloak-quarkus-server.
| Package | Affected | Fixed in |
|---|---|---|
org.keycloak:keycloak-quarkus-server Maven | All versions | 26.0.8 |
org.keycloak:keycloak-quarkus-server Maven | All versions | 26.0.8 |
How do I fix CVE-2024-11736?
Upgrade org.keycloak:keycloak-quarkus-server to 26.0.8 or later.
Is CVE-2024-11736 being exploited?
There is no known exploitation of CVE-2024-11736 in the wild and no public exploit code.
Sources
Also known as ECHO-9e12-01fd-007b, GHSA-f4v7-3mww-9gc2.