Keycloak has debug default bind address
A vulnerability exists in Keycloak's server distribution where enabling debug mode (`--debug`) insecurely defaults to binding the Java Debug Wire Protocol (JDWP) port to all network interfaces (`0.0.0.0`). This exposes the debug port to the local network, allowing an attacker on the same network segment to attach a remote debugger and achieve remote code execution within the Keycloak Java virtual machine. Red Hat evaluates this as a Moderate impact vulnerability due to the requirement of running debug mode and untrusted network. Also, for Red Hat Single Sign-On, this must as well be bound to 0.0.0.0 address, which is not recommended in production scenarios.
beschreibt (1)
Zugehörige CVEs.
| ID | Schweregrad | ausnutzbar | ||
|---|---|---|---|---|
| CVE-2025-11538US | — | — | ||
A vulnerability exists in Keycloak's server distribution where enabling debug mode (--debug <port>) insecurely defaults to binding the Java Debug Wire Protocol (JDWP) port to all n… | ||||
Referenzen
Externe Belege — Patches, Meldungen, Analysen.
- https://access.redhat.com/errata/RHSA-2025:21370WEB
- https://access.redhat.com/errata/RHSA-2025:21371WEB
- https://access.redhat.com/security/cve/CVE-2025-11538WEB
- https://bugzilla.redhat.com/show_bug.cgi?id=2402622WEB
- https://github.com/keycloak/keycloakPACKAGE
- https://github.com/keycloak/keycloak/security/advisories/GHSA-j4vq-q93m-4683WEB
- https://nvd.nist.gov/vuln/detail/CVE-2025-11538ADVISORY
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