{"api_version":"1","generated_at":"2026-08-10T04:59:13+00:00","cve":"CVE-2025-12150","urls":{"html":"https://cve.report/CVE-2025-12150","api":"https://cve.report/api/cve/CVE-2025-12150.json","docs":"https://cve.report/api","cve_org":"https://www.cve.org/CVERecord?id=CVE-2025-12150","nvd":"https://nvd.nist.gov/vuln/detail/CVE-2025-12150"},"summary":{"title":"Org.keycloak/keycloak-services: webauthn attestation statement verification bypass","description":"A flaw was found in Keycloak’s WebAuthn registration component. This vulnerability allows an attacker to bypass the configured attestation policy and register untrusted or forged authenticators via submission of an attestation object with fmt: \"none\", even when the realm is configured to require direct attestation. This can lead to weakened authentication integrity and unauthorized authenticator registration.","state":"PUBLISHED","assigner":"redhat","published_at":"2026-02-27 09:16:15","updated_at":"2026-08-10 03:16:39"},"problem_types":["CWE-347","CWE-347 Improper Verification of Cryptographic Signature"],"metrics":[{"version":"3.1","source":"nvd@nist.gov","type":"Primary","score":"3.1","severity":"LOW","vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:N/I:L/A:N","data":{"version":"3.1","vectorString":"CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:N/I:L/A:N","baseScore":3.1,"baseSeverity":"LOW","attackVector":"NETWORK","attackComplexity":"HIGH","privilegesRequired":"NONE","userInteraction":"REQUIRED","scope":"UNCHANGED","confidentialityImpact":"NONE","integrityImpact":"LOW","availabilityImpact":"NONE"}},{"version":"3.1","source":"secalert@redhat.com","type":"Secondary","score":"3.1","severity":"LOW","vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:N/I:L/A:N","data":{"version":"3.1","vectorString":"CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:N/I:L/A:N","baseScore":3.1,"baseSeverity":"LOW","attackVector":"NETWORK","attackComplexity":"HIGH","privilegesRequired":"NONE","userInteraction":"REQUIRED","scope":"UNCHANGED","confidentialityImpact":"NONE","integrityImpact":"LOW","availabilityImpact":"NONE"}},{"version":"3.1","source":"CNA","type":"CVSS","score":"3.1","severity":"LOW","vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:N/I:L/A:N","data":{"attackComplexity":"HIGH","attackVector":"NETWORK","availabilityImpact":"NONE","baseScore":3.1,"baseSeverity":"LOW","confidentialityImpact":"NONE","integrityImpact":"LOW","privilegesRequired":"NONE","scope":"UNCHANGED","userInteraction":"REQUIRED","vectorString":"CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:N/I:L/A:N","version":"3.1"}}],"references":[{"url":"https://github.com/keycloak/keycloak/issues/43723","name":"https://github.com/keycloak/keycloak/issues/43723","refsource":"secalert@redhat.com","tags":["Issue Tracking"],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://access.redhat.com/errata/RHSA-2025:21371","name":"https://access.redhat.com/errata/RHSA-2025:21371","refsource":"secalert@redhat.com","tags":["Vendor Advisory"],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://access.redhat.com/errata/RHSA-2025:21370","name":"https://access.redhat.com/errata/RHSA-2025:21370","refsource":"secalert@redhat.com","tags":["Vendor Advisory"],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://access.redhat.com/errata/RHSA-2025:22089","name":"https://access.redhat.com/errata/RHSA-2025:22089","refsource":"secalert@redhat.com","tags":["Vendor Advisory"],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://access.redhat.com/security/cve/CVE-2025-12150","name":"https://access.redhat.com/security/cve/CVE-2025-12150","refsource":"secalert@redhat.com","tags":["Vendor Advisory"],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://bugzilla.redhat.com/show_bug.cgi?id=2406192","name":"https://bugzilla.redhat.com/show_bug.cgi?id=2406192","refsource":"secalert@redhat.com","tags":["Issue Tracking"],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://access.redhat.com/errata/RHSA-2025:22088","name":"https://access.redhat.com/errata/RHSA-2025:22088","refsource":"secalert@redhat.com","tags":["Vendor Advisory"],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://www.cve.org/CVERecord?id=CVE-2025-12150","name":"CVE Program record","refsource":"CVE.ORG","tags":["canonical"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2025-12150","name":"NVD vulnerability detail","refsource":"NVD","tags":["canonical","analysis"]}],"affected":[{"source":"CNA","vendor":"Keycloak","product":"keycloak","version":"affected 26.4.4 semver","platforms":[]},{"source":"CNA","vendor":"Red Hat","product":"Red Hat build of Keycloak 26.2","version":"unaffected 26.2.11-1 * rpm","platforms":[]},{"source":"CNA","vendor":"Red Hat","product":"Red Hat build of Keycloak 26.2","version":"unaffected 26.2-12 * rpm","platforms":[]},{"source":"CNA","vendor":"Red Hat","product":"Red Hat build of Keycloak 26.2","version":"unaffected 26.2-12 * rpm","platforms":[]},{"source":"CNA","vendor":"Red Hat","product":"Red Hat build of Keycloak 26.2.11","version":"","platforms":[]},{"source":"CNA","vendor":"Red Hat","product":"Red Hat build of Keycloak 26.4","version":"unaffected 26.4.4-1 * rpm","platforms":[]},{"source":"CNA","vendor":"Red Hat","product":"Red Hat build of Keycloak 26.4","version":"unaffected 26.4-3 * rpm","platforms":[]},{"source":"CNA","vendor":"Red Hat","product":"Red Hat build of Keycloak 26.4","version":"unaffected 26.4-3 * rpm","platforms":[]},{"source":"CNA","vendor":"Red Hat","product":"Red Hat build of Keycloak 26.4.4","version":"","platforms":[]}],"timeline":[{"source":"CNA","time":"2025-10-24T11:25:25.758Z","lang":"en","value":"Reported to Red Hat."},{"source":"CNA","time":"2025-10-28T15:04:00.000Z","lang":"en","value":"Made public."}],"solutions":[],"workarounds":[{"source":"CNA","title":"","value":"Mitigation for this issue is either not available or the currently available options do not meet the Red Hat Product Security criteria comprising ease of use and deployment, applicability to widespread installation base or stability.","time":"","lang":"en"}],"exploits":[],"credits":[{"source":"CNA","value":"Red Hat would like to thank Stefan Kunz (cnlab) for reporting this issue.","lang":"en"}],"nvd_cpes":[{"cve_year":"2025","cve_id":"12150","vulnerable":"1","versionEndIncluding":"","cpe1":"cpe","cpe2":"2.3","cpe3":"a","cpe4":"redhat","cpe5":"build_of_keycloak","cpe6":"*","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"*","cpe13":"*"},{"cve_year":"2025","cve_id":"12150","vulnerable":"1","versionEndIncluding":"","cpe1":"cpe","cpe2":"2.3","cpe3":"a","cpe4":"redhat","cpe5":"build_of_keycloak","cpe6":"-","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"text-only","cpe11":"*","cpe12":"*","cpe13":"*"},{"cve_year":"2025","cve_id":"12150","vulnerable":"1","versionEndIncluding":"","cpe1":"cpe","cpe2":"2.3","cpe3":"a","cpe4":"redhat","cpe5":"keycloak","cpe6":"24.0.2","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"*","cpe13":"*"}],"vendor_comments":[],"enrichments":{"kev":null,"epss":{"cve_year":"2025","cve_id":"12150","cve":"CVE-2025-12150","epss":"0.002020000","percentile":"0.102060000","score_date":"2026-08-09","updated_at":"2026-08-10 00:07:34"},"legacy_qids":[]},"source_records":{"cve_program":{"containers":{"adp":[{"metrics":[{"other":{"content":{"id":"CVE-2025-12150","options":[{"Exploitation":"none"},{"Automatable":"no"},{"Technical Impact":"partial"}],"role":"CISA Coordinator","timestamp":"2026-02-27T16:45:45.376102Z","version":"2.0.3"},"type":"ssvc"}}],"providerMetadata":{"dateUpdated":"2026-03-06T18:46:41.611Z","orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","shortName":"CISA-ADP"},"title":"CISA ADP Vulnrichment"}],"cna":{"affected":[{"collectionURL":"https://github.com/keycloak/keycloak","defaultStatus":"unaffected","packageName":"keycloak","product":"keycloak","vendor":"Keycloak","versions":[{"lessThan":"26.4.4","status":"affected","version":"0","versionType":"semver"}]},{"collectionURL":"https://catalog.redhat.com/software/containers/","cpes":["cpe:/a:redhat:build_keycloak:26.2::el9"],"defaultStatus":"affected","packageName":"rhbk/keycloak-operator-bundle","product":"Red Hat build of Keycloak 26.2","vendor":"Red Hat","versions":[{"lessThan":"*","status":"unaffected","version":"26.2.11-1","versionType":"rpm"}]},{"collectionURL":"https://catalog.redhat.com/software/containers/","cpes":["cpe:/a:redhat:build_keycloak:26.2::el9"],"defaultStatus":"affected","packageName":"rhbk/keycloak-rhel9","product":"Red Hat build of Keycloak 26.2","vendor":"Red Hat","versions":[{"lessThan":"*","status":"unaffected","version":"26.2-12","versionType":"rpm"}]},{"collectionURL":"https://catalog.redhat.com/software/containers/","cpes":["cpe:/a:redhat:build_keycloak:26.2::el9"],"defaultStatus":"affected","packageName":"rhbk/keycloak-rhel9-operator","product":"Red Hat build of Keycloak 26.2","vendor":"Red Hat","versions":[{"lessThan":"*","status":"unaffected","version":"26.2-12","versionType":"rpm"}]},{"collectionURL":"https://access.redhat.com/downloads/content/package-browser/","cpes":["cpe:/a:redhat:build_keycloak:26.2::el9"],"defaultStatus":"unaffected","product":"Red Hat build of Keycloak 26.2.11","vendor":"Red Hat"},{"collectionURL":"https://catalog.redhat.com/software/containers/","cpes":["cpe:/a:redhat:build_keycloak:26.4::el9"],"defaultStatus":"affected","packageName":"rhbk/keycloak-operator-bundle","product":"Red Hat build of Keycloak 26.4","vendor":"Red Hat","versions":[{"lessThan":"*","status":"unaffected","version":"26.4.4-1","versionType":"rpm"}]},{"collectionURL":"https://catalog.redhat.com/software/containers/","cpes":["cpe:/a:redhat:build_keycloak:26.4::el9"],"defaultStatus":"affected","packageName":"rhbk/keycloak-rhel9","product":"Red Hat build of Keycloak 26.4","vendor":"Red Hat","versions":[{"lessThan":"*","status":"unaffected","version":"26.4-3","versionType":"rpm"}]},{"collectionURL":"https://catalog.redhat.com/software/containers/","cpes":["cpe:/a:redhat:build_keycloak:26.4::el9"],"defaultStatus":"affected","packageName":"rhbk/keycloak-rhel9-operator","product":"Red Hat build of Keycloak 26.4","vendor":"Red Hat","versions":[{"lessThan":"*","status":"unaffected","version":"26.4-3","versionType":"rpm"}]},{"collectionURL":"https://access.redhat.com/downloads/content/package-browser/","cpes":["cpe:/a:redhat:build_keycloak:26.4::el9"],"defaultStatus":"unaffected","product":"Red Hat build of Keycloak 26.4.4","vendor":"Red Hat"}],"credits":[{"lang":"en","value":"Red Hat would like to thank Stefan Kunz (cnlab) for reporting this issue."}],"datePublic":"2025-10-28T15:04:00.000Z","descriptions":[{"lang":"en","value":"A flaw was found in Keycloak’s WebAuthn registration component. This vulnerability allows an attacker to bypass the configured attestation policy and register untrusted or forged authenticators via submission of an attestation object with fmt: \"none\", even when the realm is configured to require direct attestation. This can lead to weakened authentication integrity and unauthorized authenticator registration."}],"metrics":[{"other":{"content":{"namespace":"https://access.redhat.com/security/updates/classification/","value":"Low"},"type":"Red Hat severity rating"}},{"cvssV3_1":{"attackComplexity":"HIGH","attackVector":"NETWORK","availabilityImpact":"NONE","baseScore":3.1,"baseSeverity":"LOW","confidentialityImpact":"NONE","integrityImpact":"LOW","privilegesRequired":"NONE","scope":"UNCHANGED","userInteraction":"REQUIRED","vectorString":"CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:N/I:L/A:N","version":"3.1"},"format":"CVSS"}],"problemTypes":[{"descriptions":[{"cweId":"CWE-347","description":"Improper Verification of Cryptographic Signature","lang":"en","type":"CWE"}]}],"providerMetadata":{"dateUpdated":"2026-08-10T01:55:06.941Z","orgId":"53f830b8-0a3f-465b-8143-3b8a9948e749","shortName":"redhat"},"references":[{"name":"RHSA-2025:21370","tags":["vendor-advisory","x_refsource_REDHAT"],"url":"https://access.redhat.com/errata/RHSA-2025:21370"},{"name":"RHSA-2025:21371","tags":["vendor-advisory","x_refsource_REDHAT"],"url":"https://access.redhat.com/errata/RHSA-2025:21371"},{"name":"RHSA-2025:22088","tags":["vendor-advisory","x_refsource_REDHAT"],"url":"https://access.redhat.com/errata/RHSA-2025:22088"},{"name":"RHSA-2025:22089","tags":["vendor-advisory","x_refsource_REDHAT"],"url":"https://access.redhat.com/errata/RHSA-2025:22089"},{"tags":["vdb-entry","x_refsource_REDHAT"],"url":"https://access.redhat.com/security/cve/CVE-2025-12150"},{"name":"RHBZ#2406192","tags":["issue-tracking","x_refsource_REDHAT"],"url":"https://bugzilla.redhat.com/show_bug.cgi?id=2406192"},{"url":"https://github.com/keycloak/keycloak/issues/43723"}],"timeline":[{"lang":"en","time":"2025-10-24T11:25:25.758Z","value":"Reported to Red Hat."},{"lang":"en","time":"2025-10-28T15:04:00.000Z","value":"Made public."}],"title":"Org.keycloak/keycloak-services: webauthn attestation statement verification bypass","workarounds":[{"lang":"en","value":"Mitigation for this issue is either not available or the currently available options do not meet the Red Hat Product Security criteria comprising ease of use and deployment, applicability to widespread installation base or stability."}],"x_generator":{"engine":"cvelib 1.8.0"},"x_redhatCweChain":"CWE-347: Improper Verification of Cryptographic Signature"}},"cveMetadata":{"assignerOrgId":"53f830b8-0a3f-465b-8143-3b8a9948e749","assignerShortName":"redhat","cveId":"CVE-2025-12150","datePublished":"2026-02-27T08:10:15.448Z","dateReserved":"2025-10-24T11:44:03.633Z","dateUpdated":"2026-08-10T01:55:06.941Z","state":"PUBLISHED"},"dataType":"CVE_RECORD","dataVersion":"5.2"},"nvd":{"publishedDate":"2026-02-27 09:16:15","lastModifiedDate":"2026-08-10 03:16:39","problem_types":["CWE-347","CWE-347 Improper Verification of Cryptographic Signature"],"metrics":{"cvssMetricV31":[{"source":"secalert@redhat.com","type":"Secondary","cvssData":{"version":"3.1","vectorString":"CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:N/I:L/A:N","baseScore":3.1,"baseSeverity":"LOW","attackVector":"NETWORK","attackComplexity":"HIGH","privilegesRequired":"NONE","userInteraction":"REQUIRED","scope":"UNCHANGED","confidentialityImpact":"NONE","integrityImpact":"LOW","availabilityImpact":"NONE"},"exploitabilityScore":1.6,"impactScore":1.4},{"source":"nvd@nist.gov","type":"Primary","cvssData":{"version":"3.1","vectorString":"CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:N/I:L/A:N","baseScore":3.1,"baseSeverity":"LOW","attackVector":"NETWORK","attackComplexity":"HIGH","privilegesRequired":"NONE","userInteraction":"REQUIRED","scope":"UNCHANGED","confidentialityImpact":"NONE","integrityImpact":"LOW","availabilityImpact":"NONE"},"exploitabilityScore":1.6,"impactScore":1.4}],"ssvcV203":[{"source":"134c704f-9b21-4f2e-91b3-4a467353bcc0","ssvcData":{"timestamp":"2026-02-27T16:45:45.376102Z","id":"CVE-2025-12150","options":[{"exploitation":"none"},{"automatable":"no"},{"technicalImpact":"partial"}],"role":"CISA Coordinator","version":"2.0.3"}}]},"configurations":[{"nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:a:redhat:build_of_keycloak:*:*:*:*:*:*:*:*","versionEndExcluding":"26.4.4","matchCriteriaId":"E3343606-97FB-462F-9727-A66ABF6CE26D"},{"vulnerable":true,"criteria":"cpe:2.3:a:redhat:build_of_keycloak:-:*:*:*:text-only:*:*:*","matchCriteriaId":"1830E455-7E11-4264-862D-05971A42D4A6"},{"vulnerable":true,"criteria":"cpe:2.3:a:redhat:keycloak:24.0.2:*:*:*:*:*:*:*","matchCriteriaId":"242ABA6C-CDCA-4D5C-ABF2-1FE4BB3E3B0E"}]}]}]},"legacy_mitre":{"record":{"CveYear":"2025","CveId":"12150","Ordinal":"1","Title":"Org.keycloak/keycloak-services: webauthn attestation statement v","CVE":"CVE-2025-12150","Year":"2025"},"notes":[{"CveYear":"2025","CveId":"12150","Ordinal":"1","NoteData":"A flaw was found in Keycloak’s WebAuthn registration component. This vulnerability allows an attacker to bypass the configured attestation policy and register untrusted or forged authenticators via submission of an attestation object with fmt: \"none\", even when the realm is configured to require direct attestation. This can lead to weakened authentication integrity and unauthorized authenticator registration.","Type":"Description","Title":"Org.keycloak/keycloak-services: webauthn attestation statement v"}]}}}