[20200702] – Core – Missing checks can lead to a broken usergroups table record

• Project: Joomla!
• SubProject: CMS
• Impact: Moderate
• Severity: Low
• Versions: 2.5.0-3.9.19
• Exploit type: Incorrect Access Control
• Reported Date: 2020-April-04
• Fixed Date: 2020-July-14
• CVE Number: CVE-2020-15699

Description

Missing validation checks at the usergroups table object can result into an broken site configuration.

Affected Installs

Joomla! CMS versions 2.5.0 - 3.9.19

Solution

Upgrade to version 3.9.20

Contact

The JSST at the Joomla! Security Centre.