This feed provides announcements of resolved security issues in Joomla! software releases.

For more information about the Joomla! Security Strike Team (JSST) and its processes, please review our Security article.

To report potential security issues, please follow the guidelines in the above referenced article. Please note that we are only able to provide support for the Joomla! CMS, Joomla! Framework, and *.joomla.org network of websites.

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  • Project: Joomla!
  • SubProject: CMS
  • Severity: Low
  • Versions: 3.0.0 through 3.6.4
  • Exploit type: Information Disclosure
  • Reported Date: 2016-April-15
  • Fixed Date: 2016-December-06
  • CVE Number: CVE-2016-9837

Description

Inadequate ACL checks in the Beez3 com_content article layout override enables a user to view restricted content.

Affected Installs

Joomla! CMS versions 3.0.0 through 3.6.4

Solution

Upgrade to version 3.6.5

Contact

The JSST at the Joomla! Security Centre.

Reported By: Christiaan Klatte and Brian Teeman
  • Project: Joomla!
  • SubProject: CMS
  • Severity: Low
  • Versions: 3.0.0 through 3.6.4
  • Exploit type: Shell Upload
  • Reported Date: 2016-October-26
  • Fixed Date: 2016-December-06
  • CVE Number: CVE-2016-9836

Description

Inadequate filesystem checks allowed files with alternative PHP file extensions to be uploaded.

Affected Installs

Joomla! CMS versions 3.0.0 through 3.6.4

Solution

Upgrade to version 3.6.5

Contact

The JSST at the Joomla! Security Centre.

Reported By: Xiphos Research Ltd.
  • Project: Joomla!
  • SubProject: CMS
  • Severity: High
  • Versions: 1.6.0 through 3.6.4
  • Exploit type: Elevated Privileges
  • Reported Date: 2016-November-04
  • Fixed Date: 2016-December-06
  • CVE Number: CVE-2016-9838

Description

Incorrect use of unfiltered data stored to the session on a form validation failure allows for existing user accounts to be modified; to include resetting their username, password, and user group assignments.

Affected Installs

Joomla! CMS versions 1.6.0 through 3.6.4

Solution

Upgrade to version 3.6.5

Contact

The JSST at the Joomla! Security Centre.

Reported By: @iamsecurity
  • Project: Joomla!
  • SubProject: CMS
  • Severity: High
  • Versions: 3.4.4 through 3.6.3
  • Exploit type: Account Modifications
  • Reported Date: 2016-October-26
  • Fixed Date: 2016-October-25
  • CVE Number: CVE-2016-9081

Description

Incorrect use of unfiltered data allows for existing user accounts to be modified; to include resetting their username, password, and user group assignments.

Affected Installs

Joomla! CMS versions 3.4.4 through 3.6.3

Solution

Upgrade to version 3.6.4

Contact

The JSST at the Joomla! Security Centre.

Reported By: Joomla! Security Strike Team
  • Project: Joomla!
  • SubProject: CMS
  • Severity: High
  • Versions: 3.4.4 through 3.6.3
  • Exploit type: Elevated Privileges
  • Reported Date: 2016-October-21
  • Fixed Date: 2016-October-25
  • CVE Number: CVE-2016-8869

Description

Incorrect use of unfiltered data allows for users to register on a site with elevated privileges.

Affected Installs

Joomla! CMS versions 3.4.4 through 3.6.3

Solution

Upgrade to version 3.6.4

Contact

The JSST at the Joomla! Security Centre.

Reported By: Davide Tampellini
  • Project: Joomla!
  • SubProject: CMS
  • Severity: High
  • Versions: 3.4.4 through 3.6.3
  • Exploit type: Account Creation
  • Reported Date: 2016-October-18
  • Fixed Date: 2016-October-25
  • CVE Number: CVE-2016-8870

Description

Inadequate checks allows for users to register on a site when registration has been disabled.

Affected Installs

Joomla! CMS versions 3.4.4 through 3.6.3

Solution

Upgrade to version 3.6.4

Contact

The JSST at the Joomla! Security Centre.

Reported By: Demis Palma
  • Project: Joomla!
  • SubProject: CMS
  • Severity: Low
  • Versions: 1.6.0 through 3.6.0
  • Exploit type: XSS Vulnerability
  • Reported Date: 2016-February-05
  • Fixed Date: 2016-August-03
  • CVE Number: Requested

Description

Inadequate escaping leads to XSS vulnerability in mail component.

Affected Installs

Joomla! CMS versions 1.6.0 through 3.6.0

Solution

Upgrade to version 3.6.1

Contact

The JSST at the Joomla! Security Centre.

Reported By: Dingjie (Daniel) Yang
  • Project: Joomla!
  • SubProject: CMS
  • Severity: Low
  • Versions: 1.6.0 through 3.6.0
  • Exploit type: ACL Violation
  • Reported Date: 2016-April-29
  • Fixed Date: 2016-August-03
  • CVE Numbers: requested

Description

Inadequate ACL checks in com_content provide potential read access to data which should be access restricted to users with edit_own level.

Affected Installs

Joomla! CMS versions 1.6.0 through 3.6.0

Solution

Upgrade to version 3.6.1

Contact

The JSST at the Joomla! Security Centre.

Reported By: T-Systems Multimedia Solutions
  • Project: Joomla!
  • SubProject: CMS
  • Severity: Medium
  • Versions: 3.6.0
  • Exploit type: CSRF
  • Reported Date: 2016-July-19
  • Fixed Date: 2016-August-03
  • CVE Numbers: requested

Description

Add additional CSRF hardening in com_joomlaupdate.

Affected Installs

Joomla! CMS version 3.6.0

Solution

Upgrade to version 3.6.1

Contact

The JSST at the Joomla! Security Centre.

Reported By: Calum Hutton
  • Project: Joomla!
  • SubProject: CMS
  • Severity: Low
  • Versions: 3.0.0 through 3.4.6
  • Exploit type: SQL Injection
  • Reported Date: 2015-December-15
  • Fixed Date: 2015-Decemer-21
  • CVE Numbers: requested

Description

Inadequate filtering of request data leads to a SQL Injection vulnerability.

Affected Installs

Joomla! CMS versions 3.0.0 through 3.4.6

Solution

Upgrade to version 3.4.7

Contact

The JSST at the Joomla! Security Centre.

Reported By: Georgios Papadakis