{"id":"CVE-2018-18380","details":"A Session Fixation issue was discovered in Bigtree before 4.2.24. admin.php accepts a user-provided PHP session ID instead of regenerating a new one after a user has logged in to the application. The Session Fixation could allow an attacker to hijack an admin session.","modified":"2026-07-08T17:18:17.173721Z","published":"2018-10-19T20:29:00.257Z","references":[{"type":"ADVISORY","url":"https://github.com/bigtreecms/BigTree-CMS/tree/4.2.24"},{"type":"FIX","url":"https://gist.github.com/zionspike/680eb504db7c86296fad0eff30c6317f"},{"type":"FIX","url":"https://github.com/bigtreecms/BigTree-CMS/commit/c69402c4764ed9a76301c57277aefe70141b6418"}],"affected":[{"ranges":[{"type":"GIT","repo":"https://github.com/bigtreecms/bigtree-cms","events":[{"introduced":"0"},{"fixed":"a2ae6e76b63547c88662a3578e78167377090352"},{"fixed":"c69402c4764ed9a76301c57277aefe70141b6418"}],"database_specific":{"cpe":"cpe:2.3:a:bigtreecms:bigtree_cms:*:*:*:*:*:*:*:*","extracted_events":[{"introduced":"0"},{"fixed":"4.2.24"}],"source":["CPE_RANGE","REFERENCES"]}}],"versions":["4.2.23","4.2.22","4.2.21","4.2.20","4.2.19","4.2.18","4.2.17","4.2.16","4.2.15","4.2.14","4.2.13","4.2.12","4.2.11","4.2.10","4.2.9","4.2.8","4.2","v4.0b3","4.0beta2","v4.0b1"],"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2018-18380.json"}}],"schema_version":"1.7.5","severity":[{"type":"CVSS_V3","score":"CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:N"}]}