{"id":"CVE-2018-19790","aliases":["DEBIAN-CVE-2018-19790","DLA-1707-1","DSA-4441-1","EUVD-2022-3158","GHSA-89r2-5g34-2g47","UBUNTU-CVE-2018-19790"],"status":"published","title":"Symfony Open Redirect","description":"An open redirect was discovered in Symfony 2.7.x before 2.7.50, 2.8.x before 2.8.49, 3.x before 3.4.20, 4.0.x before 4.0.15, 4.1.x before 4.1.9 and 4.2.x before 4.2.1. By using backslashes in the `_failure_path` input field of login forms, an attacker can work around the redirection target restrictions and effectively redirect the user to any domain after login.","severity":{"version":"3.0","score":6.1,"vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N","level":"medium","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-08","score":0.01485,"percentile":0.74191,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":true},"cwes":["CWE-601"],"published":"2018-12-18T22:00:00Z","modified":"2026-10-24T10:30:23Z","fixes":[{"ecosystem":"Packagist","package":"symfony/security-http","fixed_in":["2.7.50","2.8.49","3.4.20","4.0.15","4.1.9","4.2.1"],"sources":["ghsa","osv"]},{"ecosystem":"Packagist","package":"symfony/security","fixed_in":["2.7.50","2.8.49","3.4.19","4.0.15","4.1.9","4.2.1"],"sources":["ghsa","osv"]},{"ecosystem":"Packagist","package":"symfony/symfony","fixed_in":["2.7.50","2.8.49","3.4.20","4.0.15","4.1.9"],"sources":["ghsa","osv"]},{"ecosystem":"Debian:12","package":"symfony","fixed_in":["3.4.20+dfsg-1"],"sources":["osv"]},{"ecosystem":"Debian:13","package":"symfony","fixed_in":["3.4.20+dfsg-1"],"sources":["osv"]},{"ecosystem":"Debian:14","package":"symfony","fixed_in":["3.4.20+dfsg-1"],"sources":["osv"]}],"affected":[{"source":"ghsa","ecosystem":"Packagist","package":"symfony/security-http","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"2.7.38"},{"fixed":"2.7.50"}]}]},{"source":"ghsa","ecosystem":"Packagist","package":"symfony/security-http","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"2.8.0"},{"fixed":"2.8.49"}]}]},{"source":"ghsa","ecosystem":"Packagist","package":"symfony/security-http","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"3.0.0"},{"fixed":"3.4.20"}]}]},{"source":"ghsa","ecosystem":"Packagist","package":"symfony/security-http","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"4.0.0"},{"fixed":"4.0.15"}]}]},{"source":"ghsa","ecosystem":"Packagist","package":"symfony/security-http","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"4.1.0"},{"fixed":"4.1.9"}]}]},{"source":"ghsa","ecosystem":"Packagist","package":"symfony/security-http","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"4.2.0"},{"fixed":"4.2.1"}]}]},{"source":"ghsa","ecosystem":"Packagist","package":"symfony/security","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"2.7.38"},{"fixed":"2.7.50"}]}]},{"source":"ghsa","ecosystem":"Packagist","package":"symfony/security","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"2.8.0"},{"fixed":"2.8.49"}]}]},{"source":"ghsa","ecosystem":"Packagist","package":"symfony/security","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"3.0.0"},{"fixed":"3.4.19"}]}]},{"source":"ghsa","ecosystem":"Packagist","package":"symfony/security","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"4.0.0"},{"fixed":"4.0.15"}]}]},{"source":"ghsa","ecosystem":"Packagist","package":"symfony/security","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"4.1.0"},{"fixed":"4.1.9"}]}]},{"source":"ghsa","ecosystem":"Packagist","package":"symfony/security","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"4.2.0"},{"fixed":"4.2.1"}]}]},{"source":"ghsa","ecosystem":"Packagist","package":"symfony/symfony","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"2.7.38"},{"fixed":"2.7.50"}]}]},{"source":"ghsa","ecosystem":"Packagist","package":"symfony/symfony","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"2.8.0"},{"fixed":"2.8.49"}]}]},{"source":"ghsa","ecosystem":"Packagist","package":"symfony/symfony","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"3.0.0"},{"fixed":"3.4.20"}]}]},{"source":"ghsa","ecosystem":"Packagist","package":"symfony/symfony","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"4.0.0"},{"fixed":"4.0.15"}]}]},{"source":"ghsa","ecosystem":"Packagist","package":"symfony/symfony","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"4.1.0"},{"fixed":"4.1.9"}]}]},{"source":"osv","ecosystem":"Debian:12","package":"symfony","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"3.4.20+dfsg-1"}]}]},{"source":"osv","ecosystem":"Debian:13","package":"symfony","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"3.4.20+dfsg-1"}]}]},{"source":"osv","ecosystem":"Debian:14","package":"symfony","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"3.4.20+dfsg-1"}]}]},{"source":"osv","ecosystem":"Debian:8","package":"symfony","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.3.21+dfsg-4+deb8u4"}]}],"versions":["2.3.21+dfsg-4","2.3.21+dfsg-4+deb8u1","2.3.21+dfsg-4+deb8u2","2.3.21+dfsg-4+deb8u3"],"bundled":7},{"source":"osv","ecosystem":"Debian:9","package":"symfony","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.8.7+dfsg-1.3+deb9u2"}]}],"versions":["2.8.7+dfsg-1.3","2.8.7+dfsg-1.3+deb9u1"],"bundled":8},{"source":"osv","ecosystem":"Packagist","package":"symfony/security-http","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"2.7.38"},{"fixed":"2.7.50"}]}],"versions":["v2.7.38","v2.7.39","v2.7.40","v2.7.41","v2.7.42","v2.7.43","v2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By using backslashes in the `_failure_path` input field of login forms, an attacker can work around the redirection target restrictions and effectively redirect the user to any domain after login.","status":"published","published":"2018-12-18T22:00:00Z","modified":"2024-08-05T11:44:20.255Z","updated_at":"2026-11-02T14:35:02.966615Z"}],"euvd":[{"id":"EUVD-2022-3158","description":"An open redirect was discovered in Symfony 2.7.x before 2.7.50, 2.8.x before 2.8.49, 3.x before 3.4.20, 4.0.x before 4.0.15, 4.1.x before 4.1.9 and 4.2.x before 4.2.1. By using backslashes in the `_failure_path` input field of login forms, an attacker can work around the redirection target restrictions and effectively redirect the user to any domain after login.","status":"published","published":"2018-12-18T22:00:00Z","modified":"2024-08-05T11:44:20Z","updated_at":"2026-11-03T02:39:32.468376Z"}],"ghsa":[{"id":"GHSA-89r2-5g34-2g47","title":"Symfony Open Redirect","description":"An open redirect was discovered in Symfony 2.7.x before 2.7.50, 2.8.x before 2.8.49, 3.x before 3.4.20, 4.0.x before 4.0.15, 4.1.x before 4.1.9 and 4.2.x before 4.2.1. By using backslashes in the `_failure_path` input field of login forms, an attacker can work around the redirection target restrictions and effectively redirect the user to any domain after login.","status":"published","published":"2022-05-14T01:04:20Z","modified":"2024-04-25T22:12:42Z","cvss":[{"version":"3.0","score":6.1,"vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N","level":"medium"}],"cwes":["CWE-601"],"updated_at":"2026-11-02T14:37:47.338362Z"}],"nvd":[{"id":"CVE-2018-19790","description":"An open redirect was discovered in Symfony 2.7.x before 2.7.50, 2.8.x before 2.8.49, 3.x before 3.4.20, 4.0.x before 4.0.15, 4.1.x before 4.1.9 and 4.2.x before 4.2.1. By using backslashes in the `_failure_path` input field of login forms, an attacker can work around the redirection target restrictions and effectively redirect the user to any domain after login.","status":"published","published":"2018-12-18T22:29:05.04Z","modified":"2026-06-17T01:49:53.29Z","cvss":[{"version":"3.0","score":6.1,"vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N","level":"medium","assessor":"primary"},{"version":"2.0","score":5.8,"vector":"AV:N/AC:M/Au:N/C:P/I:P/A:N","level":"medium","assessor":"primary"}],"cwes":["CWE-601"],"updated_at":"2026-11-02T14:04:50.99633Z"}],"osv":[{"id":"CVE-2018-19790","description":"An open redirect was discovered in Symfony 2.7.x before 2.7.50, 2.8.x before 2.8.49, 3.x before 3.4.20, 4.0.x before 4.0.15, 4.1.x before 4.1.9 and 4.2.x before 4.2.1. By using backslashes in the `_failure_path` input field of login forms, an attacker can work around the redirection target restrictions and effectively redirect the user to any domain after login.","status":"published","published":"2018-12-18T22:29:05.04Z","modified":"2026-10-24T10:30:23.48324339Z","cvss":[{"version":"3.0","score":6.1,"vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N","level":"medium"}],"updated_at":"2026-11-02T15:44:08.834469Z"},{"id":"DEBIAN-CVE-2018-19790","description":"An open redirect was discovered in Symfony 2.7.x before 2.7.50, 2.8.x before 2.8.49, 3.x before 3.4.20, 4.0.x before 4.0.15, 4.1.x before 4.1.9 and 4.2.x before 4.2.1. By using backslashes in the `_failure_path` input field of login forms, an attacker can work around the redirection target restrictions and effectively redirect the user to any domain after login.","status":"published","published":"2018-12-18T22:29:05.04Z","modified":"2026-10-23T18:03:04.125390823Z","cvss":[{"version":"3.0","score":6.1,"vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N","level":"medium"}],"updated_at":"2026-11-02T15:45:30.57382Z"},{"id":"GHSA-89r2-5g34-2g47","title":"Symfony Open Redirect","description":"An open redirect was discovered in Symfony 2.7.x before 2.7.50, 2.8.x before 2.8.49, 3.x before 3.4.20, 4.0.x before 4.0.15, 4.1.x before 4.1.9 and 4.2.x before 4.2.1. By using backslashes in the `_failure_path` input field of login forms, an attacker can work around the redirection target restrictions and effectively redirect the user to any domain after login.","status":"published","published":"2022-05-14T01:04:20Z","modified":"2024-04-25T22:28:47.922618Z","cvss":[{"version":"3.0","score":6.1,"vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N","level":"medium"}],"cwes":["CWE-601"],"updated_at":"2026-11-02T15:46:42.077781Z"},{"id":"UBUNTU-CVE-2018-19790","description":"An open redirect was discovered in Symfony 2.7.x before 2.7.50, 2.8.x before 2.8.49, 3.x before 3.4.20, 4.0.x before 4.0.15, 4.1.x before 4.1.9 and 4.2.x before 4.2.1. By using backslashes in the `_failure_path` input field of login forms, an attacker can work around the redirection target restrictions and effectively redirect the user to any domain after login.","status":"published","published":"2018-12-18T22:29:00Z","modified":"2025-10-24T04:47:17Z","cvss":[{"version":"3.0","score":6.1,"vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N","level":"medium"}],"updated_at":"2026-11-02T15:54:17.91743Z"},{"id":"DLA-1707-1","title":"symfony - security update","status":"published","published":"2019-03-09T00:00:00Z","modified":"2026-03-09T01:21:05.654854Z","updated_at":"2026-11-02T15:46:09.777694Z"},{"id":"DSA-4441-1","title":"symfony - security update","status":"published","published":"2019-05-10T00:00:00Z","modified":"2026-03-09T01:22:56.398664Z","updated_at":"2026-11-02T15:46:16.862196Z"}]}}