{"id":"CLEANSTART-2026-LI01273","summary":"flaw was found in the keycloak-services component of Keycloak, which handles OpenID Connect (OIDC) authentication flows","details":"Security vulnerability affects the keycloak package. A flaw was found in the keycloak-services component of Keycloak, which handles OpenID Connect (OIDC) authentication flows.","modified":"2026-09-19T01:00:04.884869023Z","published":"2026-09-19T00:41:29.884408Z","upstream":["CVE-2026-18209"],"database_specific":{},"references":[{"type":"ADVISORY","url":"https://github.com/cleanstart-dev/cleanstart-security-advisories/tree/main/advisories/2026/CLEANSTART-2026-LI01273.json"},{"type":"WEB","url":"https://osv.dev/vulnerability/CVE-2026-18209"},{"type":"WEB","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-18209"}],"affected":[{"package":{"name":"keycloak","ecosystem":"CleanStart"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"26.7.2-r2"}]}],"database_specific":{"source":"https://github.com/cleanstart-dev/cleanstart-security-advisories/blob/main/advisories/2026/CLEANSTART-2026-LI01273.json"}}],"schema_version":"1.9.0","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H"}]}