{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2026-96453", "assignerOrgId": "53f830b8-0a3f-465b-8143-3b8a9948e749", "state": "PUBLISHED", "assignerShortName": "redhat", "dateReserved": "2026-09-23T09:49:58.146Z", "datePublished": "2026-11-05T17:15:42.076Z", "dateUpdated": "2026-11-05T17:15:42.076Z"}, "containers": {"cna": {"title": "Org.keycloak/keycloak-admin-cli: keycloak-admin-cli: kcadm custom truststore accepts arbitrary self-signed certificates", "metrics": [{"other": {"content": {"value": "Important", "namespace": "https://access.redhat.com/security/updates/classification/"}, "type": "Red Hat severity rating"}}, {"cvssV3_1": {"attackComplexity": "HIGH", "attackVector": "NETWORK", "availabilityImpact": "NONE", "baseScore": 8, "baseSeverity": "HIGH", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "NONE", "scope": "CHANGED", "userInteraction": "REQUIRED", "vectorString": "CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:C/C:H/I:H/A:N", "version": "3.1"}, "format": "CVSS"}], "descriptions": [{"lang": "en", "value": "A flaw was found in the Keycloak Admin CLI kcadm tool, which is used by administrators to manage Keycloak servers from the command line. When a custom truststore is provided to verify the server identity, the tool incorrectly accepts any self-signed certificate as long as the hostname matches. This allows a network attacker to impersonate the Keycloak server, steal administrative credentials, and perform unauthorized management actions."}], "affected": [{"vendor": "Red Hat", "product": "Red Hat AMQ Broker 7", "collectionURL": "https://access.redhat.com/downloads/content/package-browser/", "packageName": "keycloak-core", "defaultStatus": "unaffected", "cpes": ["cpe:/a:redhat:amq_broker:7"]}, {"vendor": "Red Hat", "product": "Red Hat Build of Keycloak", "collectionURL": "https://access.redhat.com/downloads/content/package-browser/", "packageName": "keycloak-admin-cli", "defaultStatus": "affected", "cpes": ["cpe:/a:redhat:build_keycloak:"]}, {"vendor": "Red Hat", "product": "Red Hat Build of Keycloak", "collectionURL": "https://access.redhat.com/downloads/content/package-browser/", "packageName": "rhbk/keycloak-rhel9", "defaultStatus": "affected", "cpes": ["cpe:/a:redhat:build_keycloak:"]}, {"vendor": "Red Hat", "product": "Red Hat Build of Keycloak", "collectionURL": "https://access.redhat.com/downloads/content/package-browser/", "packageName": "rhbk/keycloak-rhel9-operator", "defaultStatus": "affected", "cpes": ["cpe:/a:redhat:build_keycloak:"]}, {"vendor": "Red Hat", "product": "Red Hat Fuse 7", "collectionURL": "https://access.redhat.com/downloads/content/package-browser/", "packageName": "keycloak-core", "defaultStatus": "unaffected", "cpes": ["cpe:/a:redhat:jboss_fuse:7"]}, {"vendor": "Red Hat", "product": "Red Hat JBoss Enterprise Application Platform 7", "collectionURL": "https://access.redhat.com/jbossnetwork/restricted/listSoftware.html", "packageName": "jboss-eap-7/eap74-els-openjdk11-openshift-rhel8", "defaultStatus": "unaffected", "cpes": ["cpe:/a:redhat:jboss_enterprise_application_platform:7"]}, {"vendor": "Red Hat", "product": "Red Hat JBoss Enterprise Application Platform 7", "collectionURL": "https://access.redhat.com/jbossnetwork/restricted/listSoftware.html", "packageName": "jboss-eap-7/eap74-els-openjdk17-openshift-rhel8", 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["cpe:/a:redhat:jbosseapxp"]}, {"vendor": "Red Hat", "product": "Red Hat Satellite 6", "collectionURL": "https://access.redhat.com/downloads/content/package-browser/", "packageName": "candlepin", "defaultStatus": "unaffected", "cpes": ["cpe:/a:redhat:satellite:6"]}, {"vendor": "Red Hat", "product": "Red Hat Single Sign-On 7", "collectionURL": "https://access.redhat.com/downloads/content/package-browser/", "packageName": "keycloak-admin-cli", "defaultStatus": "affected", "cpes": ["cpe:/a:redhat:red_hat_single_sign_on:7"]}, {"vendor": "Red Hat", "product": "Red Hat Single Sign-On 7", "collectionURL": "https://access.redhat.com/downloads/content/package-browser/", "packageName": "keycloak-core", "defaultStatus": "unaffected", "cpes": ["cpe:/a:redhat:red_hat_single_sign_on:7"]}, {"vendor": "Red Hat", "product": "Red Hat Single Sign-On 7", "collectionURL": "https://access.redhat.com/downloads/content/package-browser/", "packageName": "rh-sso7-keycloak", "defaultStatus": "affected", "cpes": ["cpe:/a:redhat:red_hat_single_sign_on:7"]}], "references": [{"url": "https://access.redhat.com/security/cve/CVE-2026-96453", "tags": ["vdb-entry", "x_refsource_REDHAT"]}, {"url": "https://bugzilla.redhat.com/show_bug.cgi?id=2539294", "name": "RHBZ#2539294", "tags": ["issue-tracking", "x_refsource_REDHAT"]}], "datePublic": "2026-11-05T00:00:00.000Z", "problemTypes": [{"descriptions": [{"cweId": "CWE-295", "description": "Improper Certificate Validation", "lang": "en", "type": "CWE"}]}], "x_redhatCweChain": "CWE-295: Improper Certificate Validation", "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."}], "timeline": [{"lang": "en", "time": "2026-09-22T12:44:17.000Z", "value": "Reported to Red Hat."}, {"lang": "en", "time": "2026-11-05T00:00:00.000Z", "value": "Made public."}], "credits": [{"lang": "en", "value": "Red Hat would like to thank Paul Bottinelli (Trail of Bits in collaboration with OpenAI) for reporting this issue."}], "providerMetadata": {"orgId": "53f830b8-0a3f-465b-8143-3b8a9948e749", "shortName": "redhat", "dateUpdated": "2026-11-05T17:15:42.076Z"}, "x_generator": {"engine": "cvelib 1.8.0"}}}}

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