CVE-2016-9838

HighCVSS 7.5/10Last modified Jun 17, 2026

Description

An issue was discovered in components/com_users/models/registration.php in Joomla! before 3.6.5. Incorrect filtering of registration form data stored to the session on a validation error enables a user to gain access to a registered user's account and reset the user's group mappings, username, and password, as demonstrated by submitting a form that targets the `registration.register` task.

Metrics

CVSS 3.0 7.5/10CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N

Weakness enumeration

CWE-284

Affected software

Vendor	Product	Versions
n/a	n/a	n/a

References

http://www.securityfocus.com/bid/94893Third Party Advisory, VDB Entry
https://www.exploit-db.com/exploits/41157/
https://www.joomla.org/announcements/release-news/5693-joomla-3-6-5-released.htmlPatch, Vendor Advisory
http://www.securityfocus.com/bid/94893Third Party Advisory, VDB Entry
https://www.exploit-db.com/exploits/41157/
https://www.joomla.org/announcements/release-news/5693-joomla-3-6-5-released.htmlPatch, Vendor Advisory

Timeline

Published: Dec 16, 2016
Last modified: Jun 17, 2026
NVD status: Modified

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