{"url":"http://public2.vulnerablecode.io/api/vulnerabilities/50079?format=json","vulnerability_id":"VCID-7fd4-t5k9-mfc7","summary":"Keycloak fails to verify if an Identity Provider (IdP) is enabled before issuing tokens\nA flaw was found in Keycloak. A vulnerability exists in the jwt-authorization-grant flow where the server fails to verify if an Identity Provider (IdP) is enabled before issuing tokens. The issuer lookup mechanism (lookupIdentityProviderFromIssuer) retrieves the IdP configuration but does not filter for isEnabled=false. If an administrator disables an IdP (e.g., due to a compromise or offboarding), an entity possessing that IdP's signing key can still generate valid JWT assertions that Keycloak accepts, resulting in the issuance of valid access tokens.","aliases":[{"alias":"CVE-2026-1486"},{"alias":"GHSA-37gf-gmxv-74wv"}],"fixed_packages":[{"url":"http://public2.vulnerablecode.io/api/packages/73557?format=json","purl":"pkg:maven/org.keycloak/keycloak-services@26.4.9","is_vulnerable":false,"affected_by_vulnerabilities":[],"resource_url":"http://public2.vulnerablecode.io/packages/pkg:maven/org.keycloak/keycloak-services@26.4.9"},{"url":"http://public2.vulnerablecode.io/api/packages/73948?format=json","purl":"pkg:maven/org.keycloak/keycloak-services@26.5.3","is_vulnerable":true,"affected_by_vulnerabilities":[{"vulnerability":"VCID-bebk-k27t-4qgf"}],"resource_url":"http://public2.vulnerablecode.io/packages/pkg:maven/org.keycloak/keycloak-services@26.5.3"}],"affected_packages":[],"references":[{"reference_url":"https://access.redhat.com/errata/RHSA-2026:2365","reference_id":"","reference_type":"","scores":[{"value":"8.8","scoring_system":"cvssv3.1","scoring_elements":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H"},{"value":"HIGH","scoring_system":"generic_textual","scoring_elements":""}],"url":"https://access.redhat.com/errata/RHSA-2026:2365"},{"reference_url":"https://access.redhat.com/errata/RHSA-2026:2366","reference_id":"","reference_type":"","scores":[{"value":"8.8","scoring_system":"cvssv3.1","scoring_elements":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H"},{"value":"HIGH","scoring_system":"generic_textual","scoring_elements":""}],"url":"https://access.redhat.com/errata/RHSA-2026:2366"},{"reference_url":"https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2026-1486.json","reference_id":"","reference_type":"","scores":[{"value":"8.8","scoring_system":"cvssv3","scoring_elements":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H"}],"url":"https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2026-1486.json"},{"reference_url":"https://bugzilla.redhat.com/show_bug.cgi?id=2433347","reference_id":"","reference_type":"","scores":[{"value":"8.8","scoring_system":"cvssv3.1","scoring_elements":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H"},{"value":"HIGH","scoring_system":"generic_textual","scoring_elements":""}],"url":"https://bugzilla.redhat.com/show_bug.cgi?id=2433347"},{"reference_url":"https://github.com/keycloak/keycloak","reference_id":"","reference_type":"","scores":[{"value":"8.8","scoring_system":"cvssv3.1","scoring_elements":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H"},{"value":"HIGH","scoring_system":"generic_textual","scoring_elements":""}],"url":"https://github.com/keycloak/keycloak"},{"reference_url":"https://github.com/keycloak/keycloak/commit/176dc8902ce552056d3648c4601d519afc6fb043","reference_id":"","reference_type":"","scores":[{"value":"8.8","scoring_system":"cvssv3.1","scoring_elements":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H"},{"value":"HIGH","scoring_system":"generic_textual","scoring_elements":""}],"url":"https://github.com/keycloak/keycloak/commit/176dc8902ce552056d3648c4601d519afc6fb043"},{"reference_url":"https://github.com/keycloak/keycloak/commit/8316e8538f0037d9f998181e73122cff93a94035","reference_id":"","reference_type":"","scores":[{"value":"8.8","scoring_system":"cvssv3.1","scoring_elements":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H"},{"value":"HIGH","scoring_system":"generic_textual","scoring_elements":""}],"url":"https://github.com/keycloak/keycloak/commit/8316e8538f0037d9f998181e73122cff93a94035"},{"reference_url":"https://github.com/keycloak/keycloak/issues/46146","reference_id":"","reference_type":"","scores":[{"value":"8.8","scoring_system":"cvssv3.1","scoring_elements":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H"},{"value":"HIGH","scoring_system":"generic_textual","scoring_elements":""}],"url":"https://github.com/keycloak/keycloak/issues/46146"},{"reference_url":"https://github.com/keycloak/keycloak/pull/46148","reference_id":"","reference_type":"","scores":[{"value":"8.8","scoring_system":"cvssv3.1","scoring_elements":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H"},{"value":"HIGH","scoring_system":"generic_textual","scoring_elements":""}],"url":"https://github.com/keycloak/keycloak/pull/46148"},{"reference_url":"https://access.redhat.com/security/cve/CVE-2026-1486","reference_id":"CVE-2026-1486","reference_type":"","scores":[{"value":"8.8","scoring_system":"cvssv3.1","scoring_elements":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H"},{"value":"HIGH","scoring_system":"generic_textual","scoring_elements":""}],"url":"https://access.redhat.com/security/cve/CVE-2026-1486"},{"reference_url":"https://nvd.nist.gov/vuln/detail/CVE-2026-1486","reference_id":"CVE-2026-1486","reference_type":"","scores":[{"value":"8.8","scoring_system":"cvssv3.1","scoring_elements":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H"},{"value":"HIGH","scoring_system":"generic_textual","scoring_elements":""}],"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-1486"},{"reference_url":"https://github.com/advisories/GHSA-37gf-gmxv-74wv","reference_id":"GHSA-37gf-gmxv-74wv","reference_type":"","scores":[],"url":"https://github.com/advisories/GHSA-37gf-gmxv-74wv"}],"weaknesses":[{"cwe_id":358,"name":"Improperly Implemented Security Check for Standard","description":"The product does not implement or incorrectly implements one or more security-relevant checks as specified by the design of a standardized algorithm, protocol, or technique."},{"cwe_id":937,"name":"OWASP Top Ten 2013 Category A9 - Using Components with Known Vulnerabilities","description":"Weaknesses in this category are related to the A9 category in the OWASP Top Ten 2013."},{"cwe_id":1035,"name":"OWASP Top Ten 2017 Category A9 - Using Components with Known Vulnerabilities","description":"Weaknesses in this category are related to the A9 category in the OWASP Top Ten 2017."}],"exploits":[],"severity_range_score":"7.0 - 8.9","exploitability":null,"weighted_severity":null,"risk_score":null,"resource_url":"http://public2.vulnerablecode.io/vulnerabilities/VCID-7fd4-t5k9-mfc7"}