CVE-2025-3501
Org.keycloak.protocol.services: keycloak hostname verification
CVSS Score
8.2
EPSS Score
0.0%
EPSS Percentile
0th
A flaw was found in Keycloak. By setting a verification policy to 'ALL', the trust store certificate verification is skipped, which is unintended.
| CWE | CWE-297 |
| Published | Apr 29, 2025 |
| Last Updated | Nov 20, 2025 |
Stay Ahead of the Next One
Get instant alerts for
Be the first to know when new high vulnerabilities are published — delivered to Slack, Telegram or Discord.
Get Free Alerts →
Free · No credit card · 60 sec setup
CVSS v3 Breakdown
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:L/A:N Attack Vector
Network
Attack Complexity
Low
Privileges Required
None
User Interaction
None
Scope
Unchanged
Confidentiality
High
Integrity
Low
Availability
None
Affected Versions
Red Hat / Red Hat Build of Keycloak
All versions affected Red Hat / Red Hat build of Keycloak 26
All versions affected Red Hat / Red Hat build of Keycloak 26.0
All versions affected Red Hat / Red Hat build of Keycloak 26.0
All versions affected Red Hat / Red Hat build of Keycloak 26.0
All versions affected Red Hat / Red Hat build of Keycloak 26.2
All versions affected Red Hat / Red Hat build of Keycloak 26.2
All versions affected Red Hat / Red Hat build of Keycloak 26.2
All versions affected Red Hat / Red Hat Single Sign-On 7
All versions affected References
access.redhat.com: https://access.redhat.com/errata/RHSA-2025:4335 access.redhat.com: https://access.redhat.com/errata/RHSA-2025:4336 access.redhat.com: https://access.redhat.com/errata/RHSA-2025:8672 access.redhat.com: https://access.redhat.com/errata/RHSA-2025:8690 access.redhat.com: https://access.redhat.com/security/cve/CVE-2025-3501 bugzilla.redhat.com: https://bugzilla.redhat.com/show_bug.cgi?id=2358834 github.com: https://github.com/keycloak/keycloak/issues/39350 github.com: https://github.com/keycloak/keycloak/pull/39366