{"id":"CVE-2016-8869","details":"The register method in the UsersModelRegistration class in controllers/user.php in the Users component in Joomla! before 3.6.4 allows remote attackers to gain privileges by leveraging incorrect use of unfiltered data when registering on a site.","modified":"2026-04-10T03:53:58.233226Z","published":"2016-11-04T21:59:07.553Z","references":[{"type":"WEB","url":"https://medium.com/%40showthread/joomla-3-6-4-account-creation-elevated-privileges-write-up-and-exploit-965d8fb46fa2#.rq4qh1v4r"},{"type":"ADVISORY","url":"http://www.securityfocus.com/bid/93883"},{"type":"ADVISORY","url":"http://www.securitytracker.com/id/1037108"},{"type":"ADVISORY","url":"https://developer.joomla.org/security-centre/660-20161002-core-elevated-privileges.html"},{"type":"ADVISORY","url":"http://www.rapid7.com/db/modules/auxiliary/admin/http/joomla_registration_privesc"},{"type":"FIX","url":"https://github.com/joomla/joomla-cms/commit/bae1d43938c878480cfd73671e4945211538fdcf"},{"type":"EVIDENCE","url":"https://blog.sucuri.net/2016/10/details-on-the-privilege-escalation-vulnerability-in-joomla.html"},{"type":"EVIDENCE","url":"https://www.exploit-db.com/exploits/40637/"}],"affected":[{"ranges":[{"type":"GIT","repo":"https://github.com/joomla/joomla-cms","events":[{"introduced":"0"},{"last_affected":"2e0aaf4d8144ec083aead8703b6e1ab2b978ad75"},{"fixed":"bae1d43938c878480cfd73671e4945211538fdcf"}],"database_specific":{"versions":[{"introduced":"0"},{"last_affected":"3.6.3"}]}}],"versions":["1.7.3","2.5.0","2.5.0_beta1","2.5.0_beta2","2.5.1","2.5.4","2.5.5","2.5.6","3.0.0","3.0.0_alpha-1","3.0.0_alpha-2","3.0.0_beta1","3.0.1","3.0.3","3.1.0_beta1","3.1.0_beta2","3.1.0_beta3","3.1.0_beta4","3.1.0_beta5","3.1.1","3.1.5","3.2.0","3.2.0.alpha","3.2.0.beta","3.2.0.rc","3.2.1","3.2.2","3.2.3","3.2.4","3.3.0","3.4.0","3.4.0-beta1","3.4.0-beta2","3.4.0-beta3","3.4.0-rc","3.4.1","3.4.1-rc","3.4.1-rc2","3.4.2","3.4.2-rc","3.4.3","3.4.4","3.4.4-rc","3.4.4-rc2","3.4.5","3.5.0","3.5.0-beta","3.5.0-beta2","3.5.0-beta3","3.5.0-beta4","3.5.0-beta5","3.5.0-rc","3.5.0-rc2","3.5.0-rc4","3.5.1","3.5.1-rc","3.5.1-rc2","3.6.0","3.6.0-alpha","3.6.0-beta1","3.6.0-beta2","3.6.0-rc","3.6.0-rc2","3.6.1","3.6.1-rc1","3.6.1-rc2","3.6.2","3.6.3","3.6.3-rc1","3.6.3-rc2","3.6.3-rc3"],"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2016-8869.json"}}],"schema_version":"1.7.5","severity":[{"type":"CVSS_V3","score":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H"}]}