{"action":"Upgrade org.keycloak:keycloak-services to 26.6.3 or later.","affected":[{"fixed":"26.6.3","introduced":"0"}],"component":"org.keycloak:keycloak-services","cve_ids":["CVE-2026-8830"],"ecosystem":"Maven","epss":0.00392,"exploited":false,"fixed_versions":["26.6.3"],"ghsa_id":"GHSA-g8vr-x4qh-25qg","id":"tcs_01M5N8XV7XQHFNXB2M0VWMAX8F","modified_at":"2026-06-26T12:22:11.445866180Z","published_at":"2026-05-19T09:31:20Z","references":["https://osv.dev/vulnerability/GHSA-g8vr-x4qh-25qg","https://nvd.nist.gov/vuln/detail/CVE-2026-8830","https://github.com/keycloak/keycloak/issues/49133","https://github.com/keycloak/keycloak/pull/49344","https://github.com/keycloak/keycloak/commit/47b9aef70948564151af85fd52e0d7e508c76490","https://github.com/keycloak/keycloak/commit/d3da77ef363d698e7a74470ba52fcdce09e394c4","https://access.redhat.com/errata/RHSA-2026:25097","https://access.redhat.com/errata/RHSA-2026:25098","https://access.redhat.com/errata/RHSA-2026:30049","https://access.redhat.com/errata/RHSA-2026:30050","https://access.redhat.com/security/cve/CVE-2026-8830","https://bugzilla.redhat.com/show_bug.cgi?id=2479565","https://github.com/keycloak/keycloak"],"severity":{"label":"medium","score":4.3},"sources":[{"source":"osv","source_id":"GHSA-g8vr-x4qh-25qg","url":"https://osv.dev/vulnerability/GHSA-g8vr-x4qh-25qg"}],"summary":"Keycloak: Policy bypass during WebAuthn credential registration via client-side JavaScript manipulation"}