{"id":"EM-20261105-VLBC","url":"https://cyber.eventmonitor.net/incident/EM-20261105-VLBC/keycloak-admin-cli-vulnerability-cve-2026-96453/","type":"cve","title":"Keycloak Admin CLI Vulnerability (CVE-2026-96453)","subtitle":"CVE-2026-96453","subject":"CVE-2026-96453","status":"Developing","severity":"high","affected":[],"headline":null,"born":"2026-11-05T18:17:11.270Z","firstSignal":"2026-11-05T00:00:00.000Z","lastSignal":"2026-11-05T18:17:11.270Z","updated":"2026-11-06T00:58:29.349Z","revision":1,"life":[{"status":"Born","at":"2026-11-05T18:17:11.270Z","why":"second independent source: C6 NVD CVE API 2.0"},{"status":"Developing","at":"2026-11-05T18:17:11.270Z","why":"signals keep joining"}],"changeLog":[{"at":"2026-11-05T00:00:00.000Z","what":"First signal: C41 Red Hat Security Data"},{"at":"2026-11-05T18:17:11.270Z","what":"Born: second source, C6 NVD CVE API 2.0. Page EM-20261105-VLBC created."}],"stages":[{"name":"Disclosed","at":"2026-11-05T18:17:11.270Z","detail":"C6 NVD published"},{"name":"Scored","at":"2026-11-05T18:17:11.270Z","detail":"CVSS 8"},{"name":"Exploited","at":null,"detail":"No exploitation reported"},{"name":"Advisories","at":null,"detail":"None yet"},{"name":"Vendor Response","at":"2026-11-05T00:00:00.000Z","detail":"C41 published"},{"name":"Resolved","at":null,"detail":"After 14 quiet days"}],"signals":[{"at":"2026-11-05T00:00:00.000Z","source":"C41","sourceName":"Red Hat Security Data","role":"Vendor","severity":3,"title":"Red Hat: CVE-2026-96453 (important)","text":"org.keycloak/keycloak-admin-cli: keycloak-admin-cli: kcadm custom truststore accepts arbitrary self-signed certificates","url":"https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2026-96453.json"},{"at":"2026-11-05T18:17:11.270Z","source":"C6","sourceName":"NVD CVE API 2.0","role":"Database","severity":3,"title":"CVE-2026-96453 (CVSS 8)","text":"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.","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-96453"}],"crowd":[],"reference":{"nvd":{"published":"2026-11-05T18:17:11.270","score":8,"severity":"HIGH","desc":"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 ","product":"","seen":1793913029679},"kev":null,"epss":null,"p0":false},"mergedInto":null,"publisher":"Event Monitor Cyber"}