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
  • Impact: High
  • Severity: Low
  • Versions: 3.9.0-3.9.14
  • Exploit type: XSS
  • Reported Date: 2019-December-25
  • Fixed Date: 2020-January-28
  • CVE Number: CVE-2020-8421

Description

Inadequate escaping of usernames allow XSS attacks in com_actionlogs.

Affected Installs

Joomla! CMS versions 3.9.0 - 3.9.14

Solution

Upgrade to version 3.9.15

Contact

The JSST at the Joomla! Security Centre.

Reported By: Mayank Kumbhar from Techjoomla
  • Project: Joomla!
  • SubProject: CMS
  • Impact: High
  • Severity: Low
  • Versions: 3.0.0-3.9.14
  • Exploit type: CSRF
  • Reported Date: 2019-December-18
  • Fixed Date: 2020-January-28
  • CVE Number: CVE-2020-8420

Description

A missing CSRF token check in the LESS compiler of com_templates causes a CSRF vulnerability.

Affected Installs

Joomla! CMS versions 3.0.0 - 3.9.14

Solution

Upgrade to version 3.9.15

Contact

The JSST at the Joomla! Security Centre.

Reported By: Lee Thao from Viettel Cyber Security
  • Project: Joomla!
  • SubProject: CMS
  • Impact: Moderate
  • Severity: Low
  • Versions: 3.0.0-3.9.14
  • Exploit type: CSRF
  • Reported Date: 2019-December-23
  • Fixed Date: 2020-January-28
  • CVE Number: CVE-2020-8419

Description

Missing token checks in the batch actions of various components causes CSRF vulnerabilities.

Affected Installs

Joomla! CMS versions 3.0.0 - 3.9.14

Solution

Upgrade to version 3.9.15

Contact

The JSST at the Joomla! Security Centre.

Reported By: Lee Thao from Viettel Cyber Security
  • Project: Joomla!
  • SubProject: CMS
  • Impact: High
  • Severity: Low
  • Versions: 2.5.0 - 3.9.13
  • Exploit type: SQL injection
  • Reported Date: 2019-December-01
  • Fixed Date: 2019-December-17
  • CVE Number: CVE-2019-19846

Description

The lack of validation of configuration parameters used in SQL queries caused various SQL injection vectors.

Affected Installs

Joomla! CMS versions 2.5.0 - 3.9.13

Solution

Upgrade to version 3.9.14

Contact

The JSST at the Joomla! Security Centre.

Reported By: ka1n4t
  • Project: Joomla!
  • SubProject: CMS
  • Impact: Low
  • Severity: Low
  • Versions: 3.8.0 - 3.9.13
  • Exploit type: Path Disclosure
  • Reported Date: 2019-November-22
  • Fixed Date: 2019-December-17
  • CVE Number: CVE-2019-19845

Description

Missing access check in framework files could lead to a path disclosure.

Affected Installs

Joomla! CMS versions 3.8.0 - 3.9.13

Solution

Upgrade to version 3.9.14

Contact

The JSST at the Joomla! Security Centre.

Reported By: Lee Thao, Viettel Cyber Security
  • Project: Joomla!
  • SubProject: CMS
  • Impact: Low
  • Severity: Low
  • Versions: 3.6.0 - 3.9.12
  • Exploit type: Path Disclosure
  • Reported Date: 2019-November-01
  • Fixed Date: 2019-November-05
  • CVE Number: CVE-2019-18674

Description

Missing access check in the phputf8 mapping files could lead to an path disclosure.

Affected Installs

Joomla! CMS versions 3.6.0 - 3.9.12

Solution

Upgrade to version 3.9.13

Contact

The JSST at the Joomla! Security Centre.

Reported By: Phil Taylor
  • Project: Joomla!
  • SubProject: CMS
  • Impact: High
  • Severity: Low
  • Versions: 3.2.0-3.9.12
  • Exploit type: CSRF
  • Reported Date: 2019-October-10
  • Fixed Date: 2019-November-05
  • CVE Number: CVE-2019-18650

Description

A missing token check in com_template causes a CSRF vulnerability.

Affected Installs

Joomla! CMS versions 3.2.0 - 3.9.12

Solution

Upgrade to version 3.9.13

Contact

The JSST at the Joomla! Security Centre.

Reported By: Lee Thao from Viettel Cyber Security
  • Project: Joomla!
  • SubProject: CMS
  • Impact: Moderate
  • Severity: Low
  • Versions: 3.0.0-3.9.11
  • Exploit type: XSS
  • Reported Date: 2019-August-28
  • Fixed Date: 2019-September-24
  • CVE Number: CVE-2019-16725

Description

Inadequate escaping allowed XSS attacks using the logo parameter of the default templates.

Affected Installs

Joomla! CMS versions 3.0.0 - 3.9.11

Solution

Upgrade to version 3.9.12

Contact

The JSST at the Joomla! Security Centre.

Reported By: Aswin M Guptha
  • Project: Joomla!
  • SubProject: CMS
  • Impact: Moderate
  • Severity: Low
  • Versions: 1.6.2 - 3.9.10
  • Exploit type: Incorrect Access Control
  • Reported Date: 2019-April-09
  • Fixed Date: 2019-August-13
  • CVE Number: CVE-2019-15028

Description

Inadequate checks in com_contact could allowed mail submission in disabled forms.

Affected Installs

Joomla! CMS versions 1.6.2 - 3.9.10

Solution

Upgrade to version 3.9.11

Contact

The JSST at the Joomla! Security Centre.

Reported By: Sergey Brester
  • Project: Joomla!
  • SubProject: CMS
  • Impact: Moderate
  • Severity: Low
  • Versions: 3.9.7 - 3.9.8
  • Exploit type: Remote Code Execution
  • Reported Date: 2019-June-20
  • Fixed Date: 2019-July-09
  • CVE Number: CVE-2019-14654

Description

Inadequate filtering allows users authorised to create custom fields to manipulate the filtering options and inject an unvalidated option.

Affected Installs

Joomla! CMS versions 3.9.7 - 3.9.8

Solution

Upgrade to version 3.9.9

Contact

The JSST at the Joomla! Security Centre.

Reported By: Benjamin Trenkle, JSST