{"id":"CVE-2023-0456","aliases":["EUVD-2023-12510","GHSA-cwcc-8wqw-36gf"],"status":"published","title":"Apicast proxies the api call with incorrect jwt token to the api backend without proper authorization check","description":"A flaw was found in APICast, when 3Scale's OIDC module does not properly evaluate the response to a mismatched token from a separate realm. This could allow a separate realm to be accessible to an attacker, permitting access to unauthorized information.","severity":{"version":"3.1","score":7.4,"vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:N","level":"high","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-10","score":0.00648,"percentile":0.51418,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-285","CWE-862"],"published":"2023-09-27T13:39:37Z","modified":"2026-06-17T05:25:35Z","products":[{"vendor":"red hat","product":"red hat 3scale api management platform 2"},{"vendor":"redhat","product":"apicast"}],"references":[{"url":"https://access.redhat.com/security/cve/CVE-2023-0456","tags":["vdb-entry","x_refsource_REDHAT","x_transferred","Vendor Advisory"]},{"url":"https://bugzilla.redhat.com/show_bug.cgi?id=2163586","tags":["issue-tracking","x_refsource_REDHAT","x_transferred","Exploit","Issue Tracking","Vendor Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2023-0456"},{"url":"https://github.com/advisories/GHSA-cwcc-8wqw-36gf"}],"sources":{"cve":[{"id":"CVE-2023-0456","title":"Apicast proxies the api call with incorrect jwt token to the api backend without proper authorization check","description":"A flaw was found in APICast, when 3Scale's OIDC module does not properly evaluate the response to a mismatched token from a separate realm. This could allow a separate realm to be accessible to an attacker, permitting access to unauthorized information.","status":"published","published":"2023-09-27T13:39:37.294Z","modified":"2024-09-24T14:12:37.141Z","cvss":[{"version":"3.1","score":7.4,"vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:N","level":"high","assessor":"cna"}],"cwes":["CWE-285"],"updated_at":"2026-11-02T14:35:35.580545Z"}],"euvd":[{"id":"EUVD-2023-12510","description":"A flaw was found in APICast, when 3Scale's OIDC module does not properly evaluate the response to a mismatched token from a separate realm. This could allow a separate realm to be accessible to an attacker, permitting access to unauthorized information.","status":"published","published":"2023-09-27T13:39:37Z","modified":"2024-09-24T14:12:37Z","cvss":[{"version":"3.1","score":7.4,"vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:N","level":"high"}],"updated_at":"2026-11-03T00:28:16.146478Z"}],"ghsa":[{"id":"GHSA-cwcc-8wqw-36gf","title":"A flaw was found in APICast, when 3Scale's OIDC module does not properly evaluate the response to...","description":"A flaw was found in APICast, when 3Scale's OIDC module does not properly evaluate the response to a mismatched token from a separate realm. This could allow a separate realm to be accessible to an attacker, permitting access to unauthorized information.","status":"published","published":"2023-09-27T15:30:34Z","modified":"2024-04-11T21:21:42Z","cvss":[{"version":"3.1","score":7.4,"vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:N","level":"high"}],"cwes":["CWE-285","CWE-862"],"updated_at":"2026-11-02T14:57:10.781816Z"}],"nvd":[{"id":"CVE-2023-0456","description":"A flaw was found in APICast, when 3Scale's OIDC module does not properly evaluate the response to a mismatched token from a separate realm. This could allow a separate realm to be accessible to an attacker, permitting access to unauthorized information.","status":"published","published":"2023-09-27T15:16:03.167Z","modified":"2026-06-17T05:25:35.353Z","cvss":[{"version":"3.1","score":7.4,"vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:N","level":"high","assessor":"secondary"},{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N","level":"high","assessor":"primary"}],"cwes":["CWE-285","CWE-862"],"updated_at":"2026-11-02T14:08:31.699785Z"}]}}