{"id":"CVE-2019-3803","aliases":["EUVD-2019-13429","GHSA-9xg8-22rr-c6vh"],"status":"published","title":"Concourse includes token in CLI authentication callback","description":"Pivotal Concourse, all versions prior to 4.2.2, puts the user access token in a url during the login flow. A remote attacker who gains access to a user's browser history could obtain the access token and use it to authenticate as the user.","severity":{"version":"3.0","score":4.5,"vector":"CVSS:3.0/AV:L/AC:H/PR:N/UI:R/S:U/C:L/I:L/A:L","level":"medium","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-09","score":0.00642,"percentile":0.51083,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-200"],"published":"2019-01-12T00:29:00.197Z","modified":"2026-10-24T10:30:22Z","products":[{"vendor":"pivotal","product":"concourse"},{"vendor":"pivotal_software","product":"concourse"}],"references":[{"url":"https://pivotal.io/security/cve-2019-3803","tags":["x_refsource_CONFIRM","x_transferred","Vendor Advisory","advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2019-3803"},{"url":"https://github.com/advisories/GHSA-9xg8-22rr-c6vh"}],"sources":{"cve":[{"id":"CVE-2019-3803","title":"Concourse includes token in CLI authentication callback","description":"Pivotal Concourse, all versions prior to 4.2.2, puts the user access token in a url during the login flow. A remote attacker who gains access to a user's browser history could obtain the access token and use it to authenticate as the user.","status":"published","published":"2019-01-12T01:00:00Z","modified":"2024-09-16T20:36:24.722Z","cvss":[{"version":"3.0","score":4.5,"vector":"CVSS:3.0/AV:L/AC:H/PR:N/UI:R/S:U/C:L/I:L/A:L","level":"medium","assessor":"cna"}],"cwes":["CWE-200"],"updated_at":"2026-11-02T14:20:23.048861Z"}],"euvd":[{"id":"EUVD-2019-13429","description":"Pivotal Concourse, all versions prior to 4.2.2, puts the user access token in a url during the login flow. A remote attacker who gains access to a user's browser history could obtain the access token and use it to authenticate as the user.","status":"published","published":"2019-01-12T01:00:00Z","modified":"2024-09-16T20:36:24Z","cvss":[{"version":"3.0","score":4.5,"vector":"CVSS:3.0/AV:L/AC:H/PR:N/UI:R/S:U/C:L/I:L/A:L","level":"medium"}],"updated_at":"2026-11-03T00:55:12.625541Z"}],"ghsa":[{"id":"GHSA-9xg8-22rr-c6vh","title":"Pivotal Concourse, all versions prior to 4.2.2, puts the user access token in a url during the...","description":"Pivotal Concourse, all versions prior to 4.2.2, puts the user access token in a url during the login flow. A remote attacker who gains access to a user's browser history could obtain the access token and use it to authenticate as the user.","status":"published","published":"2022-05-13T01:31:16Z","modified":"2023-02-01T05:07:57Z","cvss":[{"version":"3.0","score":7.5,"vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N","level":"high"}],"cwes":["CWE-200"],"updated_at":"2026-11-02T14:50:38.940908Z"}],"nvd":[{"id":"CVE-2019-3803","description":"Pivotal Concourse, all versions prior to 4.2.2, puts the user access token in a url during the login flow. A remote attacker who gains access to a user's browser history could obtain the access token and use it to authenticate as the user.","status":"published","published":"2019-01-12T00:29:00.197Z","modified":"2026-06-17T02:35:37.337Z","cvss":[{"version":"3.0","score":4.5,"vector":"CVSS:3.0/AV:L/AC:H/PR:N/UI:R/S:U/C:L/I:L/A:L","level":"medium","assessor":"secondary"},{"version":"3.0","score":7.5,"vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N","level":"high","assessor":"primary"},{"version":"2.0","score":5,"vector":"AV:N/AC:L/Au:N/C:P/I:N/A:N","level":"medium","assessor":"primary"}],"cwes":["CWE-200"],"updated_at":"2026-11-02T14:05:02.989216Z"}],"osv":[{"id":"CVE-2019-3803","description":"Pivotal Concourse, all versions prior to 4.2.2, puts the user access token in a url during the login flow. A remote attacker who gains access to a user's browser history could obtain the access token and use it to authenticate as the user.","status":"published","published":"2019-01-12T00:29:00.197Z","modified":"2026-10-24T10:30:22.304033203Z","cvss":[{"version":"3.0","score":7.5,"vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N","level":"high"}],"updated_at":"2026-11-02T15:44:12.363788Z"}]}}