{"id":"CVE-2015-8124","aliases":["GHSA-j5jh-hpr4-h332"],"url":"https://o3.security/vulnerability/CVE-2015-8124","summary":"Symfony Session Fixation Vulnerability","details":"Session fixation vulnerability in the \"Remember Me\" login feature in Symfony 2.3.x before 2.3.35, 2.6.x before 2.6.12, and 2.7.x before 2.7.7 allows remote attackers to hijack web sessions via a session id.","published":"2015-12-07T20:59:14Z","modified":"2026-04-10T03:46:30.573562Z","cvss":{"score":3.1,"severity":"LOW","vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:L/I:N/A:N"},"epss":null,"cisaKev":null,"exploitsKnown":0,"affectedPackages":[{"ecosystem":"Packagist","name":"symfony/symfony","fixedVersion":"2.3.35"},{"ecosystem":"Packagist","name":"symfony/symfony","fixedVersion":"2.6.12"},{"ecosystem":"Packagist","name":"symfony/symfony","fixedVersion":"2.7.7"},{"ecosystem":"Packagist","name":"symfony/security-http","fixedVersion":"2.6.12"},{"ecosystem":"Packagist","name":"symfony/security-http","fixedVersion":"2.7.7"},{"ecosystem":"Packagist","name":"symfony/security","fixedVersion":"2.3.35"},{"ecosystem":"Packagist","name":"symfony/security","fixedVersion":"2.6.12"},{"ecosystem":"Packagist","name":"symfony/security","fixedVersion":"2.7.7"}],"fix":null,"references":[{"type":"ADVISORY","url":"http://www.debian.org/security/2015/dsa-3402"},{"type":"ADVISORY","url":"https://symfony.com/blog/cve-2015-8124-session-fixation-in-the-remember-me-login-feature"},{"type":"WEB","url":"http://lists.fedoraproject.org/pipermail/package-announce/2015-December/173271.html"},{"type":"WEB","url":"http://lists.fedoraproject.org/pipermail/package-announce/2015-December/173300.html"},{"type":"WEB","url":"http://seclists.org/fulldisclosure/2015/Dec/89"},{"type":"WEB","url":"http://www.securityfocus.com/archive/1/537183/100/0/threaded"},{"type":"WEB","url":"http://www.securityfocus.com/bid/77694"}],"provenance":{"sources":["OSV.dev","FIRST.org (EPSS)"],"lastVerified":"2026-04-10T03:46:30.573562Z"}}