Org.keycloak.protocol.services: keycloak hostname verification
21Vexday Risk Score
No sign of exploitation. No public exploitation artifact known so far.
ssvc Trackcvss 8.2epss 0.4%
exploitation probability
0.4%top 64% of all CVEs
observed exploitation
nono source reports it
A flaw was found in Keycloak. By setting a verification policy to 'ALL', the trust store certificate verification is skipped, which is unintended.
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:L/A:N
Affected products
keycloakRed Hat · Red Hat Build of KeycloakRed Hat · Red Hat build of Keycloak 26Red Hat · Red Hat build of Keycloak 26.0Red Hat · Red Hat build of Keycloak 26.2Red Hat · Red Hat Single Sign-On 7References
https://access.redhat.com/errata/RHSA-2025:4335https://access.redhat.com/errata/RHSA-2025:4336https://access.redhat.com/errata/RHSA-2025:8672https://access.redhat.com/errata/RHSA-2025:8690https://access.redhat.com/security/cve/CVE-2025-3501https://bugzilla.redhat.com/show_bug.cgi?id=2358834https://github.com/keycloak/keycloak/issues/39350https://github.com/keycloak/keycloak/pull/39366