{"action":"Upgrade org.keycloak:keycloak-services to 26.6.2 or later.","affected":[{"fixed":"26.6.2","introduced":"0"}],"component":"org.keycloak:keycloak-services","cve_ids":["CVE-2026-7507"],"ecosystem":"Maven","epss":0.00836,"exploited":false,"fixed_versions":["26.6.2"],"ghsa_id":"GHSA-hf67-5vvq-fm3r","id":"tcs_01M5N90EV1BAMSCK630CX37G0T","modified_at":"2026-08-26T01:11:23.530962004Z","published_at":"2026-05-19T12:31:42Z","references":["https://osv.dev/vulnerability/GHSA-hf67-5vvq-fm3r","https://nvd.nist.gov/vuln/detail/CVE-2026-7507","https://github.com/keycloak/keycloak/pull/49134","https://github.com/keycloak/keycloak/commit/d791b270b9ea5203be40a9533c1c12c4d044fb52","https://access.redhat.com/errata/RHSA-2026:19594","https://access.redhat.com/errata/RHSA-2026:19595","https://access.redhat.com/errata/RHSA-2026:19596","https://access.redhat.com/errata/RHSA-2026:19597","https://access.redhat.com/security/cve/CVE-2026-7507","https://bugzilla.redhat.com/show_bug.cgi?id=2464145","https://github.com/keycloak/keycloak","https://github.com/keycloak/keycloak/releases/tag/26.6.2"],"severity":{"label":"high","score":7.5},"sources":[{"source":"osv","source_id":"GHSA-hf67-5vvq-fm3r","url":"https://osv.dev/vulnerability/GHSA-hf67-5vvq-fm3r"}],"summary":"Keycloak: Session fixation in OIDC login flow that can lead to account takeover"}