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: 3.0.0-3.9.22
  • Exploit type: SQL Injection
  • Reported Date: 2020-10-13
  • Fixed Date: 2020-11-24
  • CVE Number: CVE-2020-35613

Description

Improper filter blacklist configuration leads to a SQL injection vulnerability in the backend user list.

Affected Installs

Joomla! CMS versions 3.0.0 - 3.9.22

Solution

Upgrade to version 3.9.23

Contact

The JSST at the Joomla! Security Centre.

Reported By:  ka1n4t
  • Project: Joomla!
  • SubProject: CMS
  • Impact: Moderate
  • Severity: Low
  • Versions: 2.5.0-3.9.22
  • Exploit type: Path traversal
  • Reported Date: 2020-10-06
  • Fixed Date: 2020-11-24
  • CVE Number: CVE-2020-35612

Description

The folder parameter of mod_random_image lacked input validation, leading to a path traversal vulnerability.

Affected Installs

Joomla! CMS versions 2.5.0 - 3.9.22

Solution

Upgrade to version 3.9.23

Contact

The JSST at the Joomla! Security Centre.

Reported By:  Lee Thao from Viettel Cyber Security, Phil Taylor
  • Project: Joomla!
  • SubProject: CMS
  • Impact: Moderate
  • Severity: Low
  • Versions: 2.5.0-3.9.22
  • Exploit type: Information Disclosure
  • Reported Date: 2020-09-23
  • Fixed Date: 2020-11-24
  • CVE Number: CVE-2020-35611

Description

The globlal configuration page does not remove secrets from the HTML output, disclosing the current values.

Affected Installs

Joomla! CMS versions 2.5.0 - 3.9.22

Solution

Upgrade to version 3.9.23

Contact

The JSST at the Joomla! Security Centre.

Reported By:  Corch
  • Project: Joomla!
  • SubProject: CMS
  • Impact: Moderate
  • Severity: Low
  • Versions: 2.5.0-3.9.22
  • Exploit type: Information Disclosure
  • Reported Date: 2020-06-21
  • Fixed Date: 2020-11-24
  • CVE Number: CVE-2020-35610

Description

The autosuggestion feature of com_finder did not respect the access level of the corresponding terms.

Affected Installs

Joomla! CMS versions 2.5.0 - 3.9.22

Solution

Upgrade to version 3.9.23

Contact

The JSST at the Joomla! Security Centre.

Reported By:  Phil Taylor
  • Project: Joomla!
  • SubProject: CMS
  • Impact: Low
  • Severity: Low
  • Versions: 3.0.0-3.9.20
  • Exploit type: Open Redirect
  • Reported Date: 2020-July-05
  • Fixed Date: 2020-August-25
  • CVE Number: CVE-2020-24598

Description

Lack of input validation in com_content leads to an open redirect.

Affected Installs

Joomla! CMS versions 3.0.0 - 3.9.20

Solution

Upgrade to version 3.9.21

Contact

The JSST at the Joomla! Security Centre.

Reported By: Ahmad Kamaran Jamil
  • Project: Joomla!
  • SubProject: CMS
  • Impact: Low
  • Severity: Low
  • Versions: 2.5.0-3.9.20
  • Exploit type: Directory Traversal
  • Reported Date: 2020-February-02
  • Fixed Date: 2020-August-25
  • CVE Number: CVE-2020-24597

Description

Lack of input validation allows com_media root paths outside of the webroot.

Affected Installs

Joomla! CMS versions 2.5.0 - 3.9.20

Solution

Upgrade to version 3.9.21

Contact

The JSST at the Joomla! Security Centre.

Reported By: Hoang Kien from VSEC
  • Project: Joomla!
  • SubProject: CMS
  • Impact: Moderate
  • Severity: Low
  • Versions: 3.9.0-3.9.20
  • Exploit type: XSS
  • Reported Date: 2020-August-21
  • Fixed Date: 2020-August-25
  • CVE Number: CVE-2020-24599

Description

Lack of escaping in mod_latestactions allows XSS attacks.

Affected Installs

Joomla! CMS versions 3.9.0 - 3.9.20

Solution

Upgrade to version 3.9.21

Contact

The JSST at the Joomla! Security Centre.

Reported By: Peter Martin
  • Project: Joomla!
  • SubProject: CMS
  • Impact: Low
  • Severity: Low
  • Versions: 3.0.0-3.9.19
  • Exploit type: Information Disclosure
  • Reported Date: 2020-Jun-17
  • Fixed Date: 2020-July-14
  • CVE Number: CVE-2020-15698

Description

Inadequate filtering in the system information screen could expose redis or proxy credentials

Affected Installs

Joomla! CMS versions 3.0.0 - 3.9.19

Solution

Upgrade to version 3.9.20

Contact

The JSST at the Joomla! Security Centre.

Reported By: Phil Taylor
  • Project: Joomla!
  • SubProject: CMS
  • Impact: Low
  • Severity: Low
  • Versions: 3.0.0-3.9.19
  • Exploit type: XSS
  • Reported Date: 2020-Jun-08
  • Fixed Date: 2020-July-14
  • CVE Number: CVE-2020-15696

Description

Lack of input filtering and escaping allows XSS attacks in mod_random_image

Affected Installs

Joomla! CMS versions 3.0.0 - 3.9.19

Solution

Upgrade to version 3.9.20

Contact

The JSST at the Joomla! Security Centre.

Reported By: Phil Taylor
  • Project: Joomla!
  • SubProject: CMS
  • Impact: Low
  • Severity: Low
  • Versions: 3.0.0-3.9.19
  • Exploit type: Incorrect Access Control
  • Reported Date: 2020-Jun-02
  • Fixed Date: 2020-July-14
  • CVE Number: CVE-2020-15697

Description

Internal read-only fields in the User table class could be modified by users.

Affected Installs

Joomla! CMS versions 3.9.0 - 3.9.19

Solution

Upgrade to version 3.9.20

Contact

The JSST at the Joomla! Security Centre.

Reported By: Phil Taylor