{"id":"CVE-2019-13483","aliases":["EUVD-2022-2304","GHSA-45fh-g845-pj9w"],"status":"published","title":"Auth0 Passport-SharePoint does not validate JWT signature","description":"Auth0 Passport-SharePoint before 0.4.0 does not validate the JWT signature of an Access Token before processing. This allows attackers to forge tokens and bypass authentication and authorization mechanisms.","severity":{"version":"3.0","score":7.3,"vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L","level":"high","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-12","score":0.0056,"percentile":0.47128,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":true},"cwes":["CWE-345"],"published":"2019-07-25T19:34:58Z","modified":"2026-10-24T10:30:32Z","fixes":[{"ecosystem":"npm","package":"passport-sharepoint","fixed_in":["0.4.0"],"sources":["ghsa","osv"]}],"affected":[{"source":"ghsa","ecosystem":"npm","package":"passport-sharepoint","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0.4.0"}]}]},{"source":"osv","ecosystem":"npm","package":"passport-sharepoint","ranges":[{"type":"SEMVER","events":[{"introduced":"0"},{"fixed":"0.4.0"}]}]}],"products":[{"vendor":"auth0","product":"passport-sharepoint"}],"references":[{"url":"https://auth0.com/docs/security/bulletins/cve-2019-13483","tags":["x_refsource_MISC","x_transferred","Vendor Advisory","advisory","web"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2019-13483","tags":["advisory"]},{"url":"https://github.com/advisories/GHSA-45fh-g845-pj9w"},{"url":"https://github.com/auth0/passport-sharepoint","tags":["package"]}],"sources":{"cve":[{"id":"CVE-2019-13483","description":"Auth0 Passport-SharePoint before 0.4.0 does not validate the JWT signature of an Access Token before processing. This allows attackers to forge tokens and bypass authentication and authorization mechanisms.","status":"published","published":"2019-07-25T19:34:58Z","modified":"2024-08-04T23:57:38.805Z","updated_at":"2026-11-02T14:20:24.357095Z"}],"euvd":[{"id":"EUVD-2022-2304","description":"Auth0 Passport-SharePoint before 0.4.0 does not validate the JWT signature of an Access Token before processing. This allows attackers to forge tokens and bypass authentication and authorization mechanisms.","status":"published","published":"2019-07-25T19:34:58Z","modified":"2024-08-04T23:57:38Z","updated_at":"2026-11-03T02:40:42.441902Z"}],"ghsa":[{"id":"GHSA-45fh-g845-pj9w","title":"Auth0 Passport-SharePoint does not validate JWT signature","description":"Auth0 Passport-SharePoint before 0.4.0 does not validate the JWT signature of an Access Token before processing. This allows attackers to forge tokens and bypass authentication and authorization mechanisms.","status":"published","published":"2022-05-24T16:51:23Z","modified":"2023-07-14T21:25:27Z","cvss":[{"version":"3.0","score":7.3,"vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L","level":"high"}],"cwes":["CWE-345"],"updated_at":"2026-11-02T14:36:57.310051Z"}],"nvd":[{"id":"CVE-2019-13483","description":"Auth0 Passport-SharePoint before 0.4.0 does not validate the JWT signature of an Access Token before processing. This allows attackers to forge tokens and bypass authentication and authorization mechanisms.","status":"published","published":"2019-07-25T20:15:11.73Z","modified":"2026-06-17T02:16:49.913Z","cvss":[{"version":"3.0","score":7.3,"vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L","level":"high","assessor":"primary"},{"version":"2.0","score":7.5,"vector":"AV:N/AC:L/Au:N/C:P/I:P/A:P","level":"high","assessor":"primary"}],"cwes":["CWE-345"],"updated_at":"2026-11-02T14:05:21.892729Z"}],"osv":[{"id":"CVE-2019-13483","description":"Auth0 Passport-SharePoint before 0.4.0 does not validate the JWT signature of an Access Token before processing. This allows attackers to forge tokens and bypass authentication and authorization mechanisms.","status":"published","published":"2019-07-25T20:15:11.73Z","modified":"2026-10-24T10:30:32.915248309Z","cvss":[{"version":"3.0","score":7.3,"vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L","level":"high"}],"updated_at":"2026-11-02T15:44:11.029493Z"},{"id":"GHSA-45fh-g845-pj9w","title":"Auth0 Passport-SharePoint does not validate JWT signature","description":"Auth0 Passport-SharePoint before 0.4.0 does not validate the JWT signature of an Access Token before processing. This allows attackers to forge tokens and bypass authentication and authorization mechanisms.","status":"published","published":"2022-05-24T16:51:23Z","modified":"2023-11-08T04:01:08.293435Z","cvss":[{"version":"3.0","score":7.3,"vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L","level":"high"}],"cwes":["CWE-345"],"updated_at":"2026-11-02T15:46:36.434231Z"}]}}