CVE-2016-8870

8.1 HIGH
Published: November 04, 2016 Modified: May 06, 2026
View on NVD

Description

The register method in the UsersModelRegistration class in controllers/user.php in the Users component in Joomla! before 3.6.4, when registration has been disabled, allows remote attackers to create user accounts by leveraging failure to check the Allow User Registration configuration setting.

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CVSS v3.x Details

0.0 Low Medium High Critical 10.0
Vector String
CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H

References to Advisories, Solutions, and Tools

Patch Vendor Advisory Exploit Third Party Advisory
http://www.rapid7.com/db/modules/auxiliary/admin/http/joomla_registration_privesc
Source: cve@mitre.org
Third Party Advisory
http://www.securityfocus.com/bid/93876
Source: cve@mitre.org
Third Party Advisory VDB Entry
http://www.securitytracker.com/id/1037107
Source: cve@mitre.org
http://www.securitytracker.com/id/1037108
Source: cve@mitre.org
Third Party Advisory VDB Entry
https://blog.sucuri.net/2016/10/details-on-the-privilege-escalation-vulnerability-in-joomla.html
Source: cve@mitre.org
https://developer.joomla.org/security-centre/659-20161001-core-account-creation.html
Source: cve@mitre.org
Vendor Advisory
https://github.com/joomla/joomla-cms/commit/bae1d43938c878480cfd73671e4945211538fdcf
Source: cve@mitre.org
Patch
https://medium.com/%40showthread/joomla-3-6-4-account-creation-elevated-privileges-write-up-and-exploit-965d8fb46fa2#.rq4qh1v4r
Source: cve@mitre.org
https://www.exploit-db.com/exploits/40637/
Source: cve@mitre.org
Exploit Third Party Advisory
http://www.rapid7.com/db/modules/auxiliary/admin/http/joomla_registration_privesc
Source: af854a3a-2127-422b-91ae-364da2661108
Third Party Advisory
http://www.securityfocus.com/bid/93876
Source: af854a3a-2127-422b-91ae-364da2661108
Third Party Advisory VDB Entry
http://www.securitytracker.com/id/1037107
Source: af854a3a-2127-422b-91ae-364da2661108
http://www.securitytracker.com/id/1037108
Source: af854a3a-2127-422b-91ae-364da2661108
Third Party Advisory VDB Entry
https://blog.sucuri.net/2016/10/details-on-the-privilege-escalation-vulnerability-in-joomla.html
Source: af854a3a-2127-422b-91ae-364da2661108
https://developer.joomla.org/security-centre/659-20161001-core-account-creation.html
Source: af854a3a-2127-422b-91ae-364da2661108
Vendor Advisory
https://github.com/joomla/joomla-cms/commit/bae1d43938c878480cfd73671e4945211538fdcf
Source: af854a3a-2127-422b-91ae-364da2661108
Patch
https://medium.com/%40showthread/joomla-3-6-4-account-creation-elevated-privileges-write-up-and-exploit-965d8fb46fa2#.rq4qh1v4r
Source: af854a3a-2127-422b-91ae-364da2661108
https://www.exploit-db.com/exploits/40637/
Source: af854a3a-2127-422b-91ae-364da2661108
Exploit Third Party Advisory

18 reference(s) from NVD

Quick Stats

CVSS v3 Score
8.1 / 10.0
EPSS (Exploit Probability)
82.1%
100th percentile
Exploitation Status
Not in CISA KEV

Weaknesses (CWE)

CWE-20

Affected Vendors

joomla

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