Org.keycloak.protocol.services: keycloak hostname verification
Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).
| Vendor | Product | Default status | Versions | |||||||||||||||
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| unaffected |
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| Red Hat | Red Hat Build of Keycloak | unaffected | — | |||||||||||||||
| Red Hat | Red Hat build of Keycloak 26 | unaffected | — | |||||||||||||||
| Red Hat | Red Hat build of Keycloak 26.0 | affected |
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| Red Hat | Red Hat build of Keycloak 26.0 | affected |
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| Red Hat | Red Hat build of Keycloak 26.0 | affected |
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| Red Hat | Red Hat build of Keycloak 26.2 | affected |
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| Red Hat | Red Hat build of Keycloak 26.2 | affected |
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| Red Hat | Red Hat build of Keycloak 26.2 | affected |
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| Red Hat | Red Hat Single Sign-On 7 | unaffected | — |
No data.
| Package | CPE | Advisory | Released Date |
|---|---|---|---|
| Red Hat Build of Keycloak | |||
| keycloak | cpe:/a:redhat:build_keycloak:26 | RHSA-2025:4336 | 2025-04-29T00:00:00Z |
| Red Hat build of Keycloak 26 | |||
| cpe:/a:redhat:build_keycloak:26 | RHSA-2025:8690 | 2025-06-09T00:00:00Z | |
| Red Hat build of Keycloak 26.0 | |||
| rhbk/keycloak-operator-bundle:26.0.11-2 | cpe:/a:redhat:build_keycloak:26.0::el9 | RHSA-2025:4335 | 2025-04-29T00:00:00Z |
| rhbk/keycloak-rhel9:26.0-12 | cpe:/a:redhat:build_keycloak:26.0::el9 | RHSA-2025:4335 | 2025-04-29T00:00:00Z |
| rhbk/keycloak-rhel9-operator:26.0-13 | cpe:/a:redhat:build_keycloak:26.0::el9 | RHSA-2025:4335 | 2025-04-29T00:00:00Z |
| Red Hat build of Keycloak 26.2 | |||
| rhbk/keycloak-operator-bundle:26.2.5-1 | cpe:/a:redhat:build_keycloak:26.2::el9 | RHSA-2025:8672 | 2025-06-09T00:00:00Z |
| rhbk/keycloak-rhel9:26.2-4 | cpe:/a:redhat:build_keycloak:26.2::el9 | RHSA-2025:8672 | 2025-06-09T00:00:00Z |
| rhbk/keycloak-rhel9-operator:26.2-4 | cpe:/a:redhat:build_keycloak:26.2::el9 | RHSA-2025:8672 | 2025-06-09T00:00:00Z |
No data available yet.
Vendor Workaround
Use the correct TLS configuration and avoid using "--tls-hostname-verifier=any".
| Source | ID | Title |
|---|---|---|
EUVD |
EUVD-2025-12660 | A flaw was found in Keycloak. By setting a verification policy to 'ALL', the trust store certificate verification is skipped, which is unintended. |
Github GHSA |
GHSA-hw58-3793-42gg | Keycloak hostname verification |
No CVSS v4.0
No CVSS v3.0
No CVSS v2
This CVE is not in the KEV list.
Exploit prediction score: < 1% (0.470% probability within 30 days)
| Type | Values Removed | Values Added |
|---|---|---|
| CPEs | cpe:/a:redhat:build_keycloak:26.0 cpe:/a:redhat:build_keycloak:26.2 |
| Type | Values Removed | Values Added |
|---|---|---|
| References |
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| Type | Values Removed | Values Added |
|---|---|---|
| Metrics |
epss
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epss
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| Type | Values Removed | Values Added |
|---|---|---|
| References |
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| Type | Values Removed | Values Added |
|---|---|---|
| CPEs | cpe:/a:redhat:build_keycloak:26.2::el9 | |
| References |
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| Type | Values Removed | Values Added |
|---|---|---|
| References |
| |
| Metrics |
threat_severity
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threat_severity
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| Type | Values Removed | Values Added |
|---|---|---|
| Metrics |
ssvc
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| Type | Values Removed | Values Added |
|---|---|---|
| CPEs | cpe:/a:redhat:build_keycloak:26 | |
| References |
|
| Type | Values Removed | Values Added |
|---|---|---|
| CPEs | cpe:/a:redhat:build_keycloak:26.0::el9 | |
| References |
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| Type | Values Removed | Values Added |
|---|---|---|
| Description | A flaw was found in Keycloak. By setting a verification policy to 'ALL', the trust store certificate verification is skipped, which is unintended. | |
| Title | Org.keycloak.protocol.services: keycloak hostname verification | |
| First Time appeared |
Redhat
Redhat build Keycloak Redhat red Hat Single Sign On |
|
| Weaknesses | CWE-297 | |
| CPEs | cpe:/a:redhat:build_keycloak: cpe:/a:redhat:red_hat_single_sign_on:7 |
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| Vendors & Products |
Redhat
Redhat build Keycloak Redhat red Hat Single Sign On |
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| References |
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| Metrics |
cvssV3_1
|