{"id":"CVE-2026-50157","summary":"Auth0 Symfony: Bearer Token Accepted via URL Query Parameter in Auth0 Symfony SDK","details":"Auth0 Symfony is a Symfony SDK for Auth0 Authentication and Management APIs. From 5.0.0-BETA0 until 5.9.0, the Authorizer::authenticate() and Authorizer::supports() paths in the Authorizer security authenticator may accept OAuth 2.0 bearer access tokens from the token URL query parameter as well as the Authorization header for protected HTTP routes. Query-string tokens can be recorded in server logs, browser history, or referrer data and then replayed against protected API endpoints. This issue is fixed in version 5.9.0.","aliases":["GHSA-ffq7-hh2j-r24p"],"modified":"2026-09-16T03:46:23.201899253Z","published":"2026-09-14T17:06:23.237Z","database_specific":{"cwe_ids":["CWE-598"],"osv_generated_from":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/50xxx/CVE-2026-50157.json","cna_assigner":"GitHub_M"},"references":[{"type":"WEB","url":"https://github.com/auth0/symfony/releases/tag/5.9.0"},{"type":"ADVISORY","url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/50xxx/CVE-2026-50157.json"},{"type":"ADVISORY","url":"https://github.com/auth0/symfony/security/advisories/GHSA-ffq7-hh2j-r24p"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-50157"},{"type":"FIX","url":"https://github.com/auth0/symfony/commit/bd1851b14ae15e99cbe87c96496cf25da025288a"}],"affected":[{"ranges":[{"type":"GIT","repo":"https://github.com/auth0/symfony","events":[{"introduced":"4b03217057101f931351c14af5837563dadb1d30"},{"fixed":"bd1851b14ae15e99cbe87c96496cf25da025288a"},{"fixed":"4729b1e67e61f1f853313f8d779aacaf0e86ae8c"}],"database_specific":{"extracted_events":[{"introduced":"5.0.0-BETA0"},{"fixed":"5.9.0"}],"source":["AFFECTED_FIELD","REFERENCES"]}}],"versions":["5.8.0","5.7.0","5.6.0","5.5.0","5.4.1","5.4.0","5.3.1","5.3.0","5.2.3","5.2.2","5.2.0","5.1.0","5.0.0","5.0.0-BETA1","5.0.0-BETA0"],"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2026-50157.json"}}],"schema_version":"1.9.0","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N"}]}