{"id":"CVE-2023-22893","aliases":["EUVD-2023-1203","GHSA-583x-23h9-f5w7"],"status":"published","title":"Strapi does not verify the access or ID tokens issued during the OAuth flow","description":"Strapi through 4.5.5 does not verify the access or ID tokens issued during the OAuth flow when the AWS Cognito login provider is used for authentication. A remote attacker could forge an ID token that is signed using the 'None' type algorithm to bypass authentication and impersonate any user that use AWS Cognito for authentication.","severity":{"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","from":"nvd"},"epss":{"day":"2026-11-11","score":0.04124,"percentile":0.90934,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":true},"cwes":["CWE-287"],"published":"2023-04-19T00:00:00Z","modified":"2026-10-28T02:30:53Z","exploits":[{"source":"nuclei","id":"CVE-2023-22893","title":"Strapi Versions \u003c=4.5.6 - Authentication Bypass","type":"detection template","url":"https://github.com/projectdiscovery/nuclei-templates/blob/main/http/cves/2023/CVE-2023-22893.yaml"}],"fixes":[{"ecosystem":"npm","package":"@strapi/plugin-users-permissions","fixed_in":["4.6.0"],"sources":["ghsa","osv"]}],"affected":[{"source":"ghsa","ecosystem":"npm","package":"@strapi/plugin-users-permissions","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"3.2.1"},{"fixed":"4.6.0"}]}]},{"source":"osv","ecosystem":"npm","package":"@strapi/plugin-users-permissions","ranges":[{"type":"SEMVER","events":[{"introduced":"3.2.1"},{"fixed":"4.6.0"}]}]}],"products":[{"vendor":"strapi","product":"strapi"}],"references":[{"url":"https://github.com/strapi/strapi/releases","tags":["x_transferred","Release Notes","package","web"]},{"url":"https://www.ghostccamm.com/blog/multi_strapi_vulns/","tags":["x_transferred","Exploit","Third Party Advisory","article"]},{"url":"https://strapi.io/blog/security-disclosure-of-vulnerabilities-cve","tags":["x_transferred","Exploit","Vendor Advisory","article","web"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2023-22893","tags":["advisory"]},{"url":"https://github.com/strapi/strapi/commit/46f8f98378338f18b5c6139d0157a8f71bf4de83","tags":["web"]},{"url":"https://github.com/strapi/strapi/commit/8bbbd7383a20bb7cb163c8b462baffee559e994f","tags":["web"]},{"url":"https://github.com/strapi/strapi/commit/eeab43b57707d7ef275076d27be6eabc72bd71a7","tags":["web"]},{"url":"https://github.com/strapi/strapi/blob/v4.5.6/packages/plugins/users-permissions/server/services/providers-registry.js","tags":["web"]},{"url":"https://github.com/advisories/GHSA-583x-23h9-f5w7"},{"url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2023/22xxx/CVE-2023-22893.json","tags":["advisory"]},{"url":"https://github.com/strapi/strapi","tags":["package"]},{"url":"https://www.ghostccamm.com/blog/multi_strapi_vulns","tags":["web"]}],"sources":{"cve":[{"id":"CVE-2023-22893","description":"Strapi through 4.5.5 does not verify the access or ID tokens issued during the OAuth flow when the AWS Cognito login provider is used for authentication. A remote attacker could forge an ID token that is signed using the 'None' type algorithm to bypass authentication and impersonate any user that use AWS Cognito for authentication.","status":"published","published":"2023-04-19T00:00:00Z","modified":"2025-11-07T17:07:00.255Z","cvss":[{"version":"3.1","score":8.2,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:L/A:N","level":"high","assessor":"adp"}],"cwes":["CWE-287"],"updated_at":"2026-11-02T14:35:15.779187Z"}],"euvd":[{"id":"EUVD-2023-1203","description":"Strapi through 4.5.5 does not verify the access or ID tokens issued during the OAuth flow when the AWS Cognito login provider is used for authentication. A remote attacker could forge an ID token that is signed using the 'None' type algorithm to bypass authentication and impersonate any user that use AWS Cognito for authentication.","status":"published","published":"2023-04-19T00:00:00Z","modified":"2025-11-07T17:07:00Z","cvss":[{"version":"3.1","score":8.2,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:L/A:N","level":"high"}],"updated_at":"2026-11-02T19:49:19.321345Z"}],"ghsa":[{"id":"GHSA-583x-23h9-f5w7","title":"Strapi does not verify the access or ID tokens issued during the OAuth flow","description":"Strapi 3.2.1 until 4.6.0 does not verify the access or ID tokens issued during the OAuth flow when the AWS Cognito login provider is used for authentication. A remote attacker could forge an ID token that is signed using the 'None' type algorithm to bypass authentication and impersonate any user that use AWS Cognito for authentication.","status":"published","published":"2023-04-19T18:33:22Z","modified":"2023-11-08T05:06:16Z","updated_at":"2026-11-02T14:37:16.721714Z"}],"nvd":[{"id":"CVE-2023-22893","description":"Strapi through 4.5.5 does not verify the access or ID tokens issued during the OAuth flow when the AWS Cognito login provider is used for authentication. A remote attacker could forge an ID token that is signed using the 'None' type algorithm to bypass authentication and impersonate any user that use AWS Cognito for authentication.","status":"published","published":"2023-04-19T16:15:07.253Z","modified":"2026-06-17T05:36:22.28Z","cvss":[{"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"},{"version":"3.1","score":8.2,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:L/A:N","level":"high","assessor":"secondary"}],"cwes":["CWE-287"],"updated_at":"2026-11-02T14:07:56.683259Z"}],"osv":[{"id":"CVE-2023-22893","description":"Strapi through 4.5.5 does not verify the access or ID tokens issued during the OAuth flow when the AWS Cognito login provider is used for authentication. A remote attacker could forge an ID token that is signed using the 'None' type algorithm to bypass authentication and impersonate any user that use AWS Cognito for authentication.","status":"published","published":"2023-04-19T00:00:00Z","modified":"2026-10-28T02:30:53.520422661Z","cvss":[{"version":"3.1","score":8.2,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:L/A:N","level":"high"}],"updated_at":"2026-11-02T15:44:30.334753Z"},{"id":"GHSA-583x-23h9-f5w7","title":"Strapi does not verify the access or ID tokens issued during the OAuth flow","description":"Strapi 3.2.1 until 4.6.0 does not verify the access or ID tokens issued during the OAuth flow when the AWS Cognito login provider is used for authentication. A remote attacker could forge an ID token that is signed using the 'None' type algorithm to bypass authentication and impersonate any user that use AWS Cognito for authentication.","status":"published","published":"2023-04-19T18:33:22Z","modified":"2023-11-08T04:11:39.28575Z","updated_at":"2026-11-02T15:46:38.213481Z"}]}}