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Security Announcements

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: Low
  • Severity: Moderate
  • Probability: Low
  • Versions: 4.0.0-4.4.6, 5.0.0-5.1.2
  • Exploit type: XSS
  • Reported Date: 2024-07-22
  • Fixed Date: 2024-08-20
  • CVE Number: CVE-2024-27187

Description

Improper Access Controls allows backend users to overwrite their username when disallowed.

Affected Installs

Joomla! CMS versions 4.0.0-4.4.6, 5.0.0-5.1.2

Solution

Upgrade to version 4.4.7 or 5.1.3

Contact

The JSST at the Joomla! Security Centre.

Reported By:  Elysee Franchuk

  • Project: Joomla!
  • SubProject: CMS
  • Impact: Moderate
  • Severity: Moderate
  • Probability: Moderate
  • Versions: 4.0.0-4.4.6, 5.0.0-5.1.2
  • Exploit type: XSS
  • Reported Date: 2024-07-22
  • Fixed Date: 2024-08-20
  • CVE Number: CVE-2024-27186

Description

The mail template feature lacks an escaping mechanism, causing XSS vectors in multiple extensions.

Affected Installs

Joomla! CMS versions 4.0.0-4.4.6, 5.0.0-5.1.2

Solution

Upgrade to version 4.4.7 or 5.1.3

Contact

The JSST at the Joomla! Security Centre.

Reported By:  Elysee Franchuk

  • Project: Joomla!
  • SubProject: CMS
  • Impact: Low
  • Severity: Low
  • Probability: Low
  • Versions: 3.0.0-3.10.16-elts, 4.0.0-4.4.6, 5.0.0-5.1.2
  • Exploit type: Cache Poisoning
  • Reported Date: 2024-05-23
  • Fixed Date: 2024-08-20
  • CVE Number: CVE-2024-27185

Description

The pagination class includes arbitrary parameters in links, leading to cache poisoning attack vectors.

Affected Installs

Joomla! CMS versions 3.0.0-3.10.16-elts, 4.0.0-4.4.6, 5.0.0-5.1.2

Solution

Upgrade to version 3.10.17-elts, 4.4.7 or 5.1.3

Contact

The JSST at the Joomla! Security Centre.

Reported By:  Shane Edwards

  • Project: Joomla!
  • SubProject: CMS
  • Impact: Low
  • Severity: Low
  • Probability: Low
  • Versions: 3.4.6-3.10.16-elts, 4.0.0-4.4.6, 5.0.0-5.1.2
  • Exploit type: Open redirect
  • Reported Date: 2024-03-20
  • Fixed Date: 2024-08-20
  • CVE Number: CVE-2024-27184

Description

Inadequate validation of URLs could result into an invalid check whether an redirect URL is internal or not.

Affected Installs

Joomla! CMS versions 3.4.6-3.10.16-elts,4.0.0-4.4.6, 5.0.0-5.1.2

Solution

Upgrade to version 3.10.17-elts, 4.4.7 or 5.1.3

Contact

The JSST at the Joomla! Security Centre.

Reported By:  Gareth Heyes (PortSwigger Research) & Teodor Ivanov

  • Project: Joomla!
  • SubProject: CMS
  • Impact: Moderate
  • Severity: Moderate
  • Probability: Low
  • Versions: 3.7.0-3.10.15-elts, 4.0.0-4.4.5, 5.0.0-5.1.1
  • Exploit type: XSS
  • Reported Date: 2024-06-09
  • Fixed Date: 2024-07-09
  • CVE Number: CVE-2024-26278

Description

The Custom Fields component not correctly filter inputs, leading to a XSS vector.

Affected Installs

Joomla! CMS versions 3.7.0-3.10.15-elts, 4.0.0-4.4.5, 5.0.0-5.1.1

Solution

Upgrade to version 3.10.16-elts, 4.4.6 or 5.1.2

Contact

The JSST at the Joomla! Security Centre.

Reported By:  Jesper den Boer

  • Project: Joomla!
  • SubProject: CMS
  • Impact: Moderate
  • Severity: Moderate
  • Probability: Low
  • Versions: 3.0.0-3.10.15-elts, 4.0.0-4.4.5, 5.0.0-5.1.1
  • Exploit type: XSS
  • Reported Date: 2024-06-08
  • Fixed Date: 2024-07-09
  • CVE Number: CVE-2024-26279

Description

The wrapper extensions do not correctly validate inputs, leading to XSS vectors.

Affected Installs

Joomla! CMS versions 3.0.0-3.10.15-elts, 4.0.0-4.4.5, 5.0.0-5.1.1

Solution

Upgrade to version 3.10.16-elts, 4.4.6 or 5.1.2

Contact

The JSST at the Joomla! Security Centre.

Reported By:  Jesper den Boer

  • Project: Joomla!
  • SubProject: CMS
  • Impact: Moderate
  • Severity: Moderate
  • Probability: Low
  • Versions: 3.0.0-3.10.15-elts, 4.0.0-4.4.5, 5.0.0-5.1.1
  • Exploit type: XSS
  • Reported Date: 2024-06-08
  • Fixed Date: 2024-07-09
  • CVE Number: CVE-2024-21731

Description

Improper handling of input could lead to an XSS vector in the StringHelper::truncate method.

Affected Installs

Joomla! CMS versions 3.0.0-3.10.15-elts, 4.0.0-4.4.5, 5.0.0-5.1.1

Solution

Upgrade to version 3.10.16-elts, 4.4.6 or 5.1.2

Contact

The JSST at the Joomla! Security Centre.

Reported By:  Jesper den Boer

  • Project: Joomla!
  • SubProject: CMS
  • Impact: Low
  • Severity: Low
  • Probability: Low
  • Versions: 4.0.0-4.4.5, 5.0.0-5.1.1
  • Exploit type: XSS
  • Reported Date: 2024-06-03
  • Fixed Date: 2024-07-09
  • CVE Number: CVE-2024-21730

Description

The fancyselect list field layout does not correctly escape inputs, leading to a self-XSS vector.

Affected Installs

Joomla! CMS versions 4.0.0-4.4.5, 5.0.0-5.1.1

Solution

Upgrade to version 4.4.6 or 5.1.2

Contact

The JSST at the Joomla! Security Centre.

Reported By:  Jesper den Boer

  • Project: Joomla!
  • SubProject: CMS
  • Impact: Moderate
  • Severity: Moderate
  • Probability: Moderate
  • Versions: 4.0.0-4.4.5, 5.0.0-5.1.1
  • Exploit type: XSS
  • Reported Date: 2024-02-20
  • Fixed Date: 2024-07-09
  • CVE Number: CVE-2024-21729

Description

Inadequate input validation leads to XSS vulnerabilities in the accessiblemedia field.

Affected Installs

Joomla! CMS versions 4.0.0-4.4.5, 5.0.0-5.1.1

Solution

Upgrade to version 4.4.6 or 5.1.2

Contact

The JSST at the Joomla! Security Centre.

Reported By:  Marco Kadlubski

  • Project: Joomla! / Joomla! Framework
  • SubProject: CMS / filter
  • Impact: Moderate
  • Severity: Moderate
  • Probability: Moderate
  • Versions: 3.7.0-3.10.14-elts, 4.0.0-4.4.2, 5.0.0-5.0.2
  • Exploit type: XSS
  • Reported Date: 2023-11-22
  • Fixed Date: 2024-02-20
  • CVE Number: CVE-2024-21726

Description

Inadequate content filtering leads to XSS vulnerabilities in various components.

Affected Installs

Joomla! CMS versions 3.7.0-3.10.14-elts, 4.0.0-4.4.2, 5.0.0-5.0.2

Solution

Upgrade to version 3.10.15-elts, 4.4.3 or 5.0.3

Contact

The JSST at the Joomla! Security Centre.

  • Project: Joomla!
  • SubProject: CMS
  • Impact: Moderate
  • Severity: High
  • Probability: High
  • Versions: 4.0.0-4.4.2, 5.0.0-5.0.2
  • Exploit type: XSS
  • Reported Date: 2024-01-30
  • Fixed Date: 2024-02-20
  • CVE Number: CVE-2024-21725

Description

Inadequate escaping of mail addresses lead to XSS vulnerabilities in various components.

Affected Installs

Joomla! CMS versions 4.0.0-4.4.2, 5.0.0-5.0.2

Solution

Upgrade to version 4.4.3 or 5.0.3

Contact

The JSST at the Joomla! Security Centre.

  • Project: Joomla!
  • SubProject: CMS
  • Impact: Moderate
  • Severity: Moderate
  • Probability: Moderate
  • Versions: 1.6.0-3.10.14-elts, 4.0.0-4.4.2, 5.0.0-5.0.2
  • Exploit type: XSS
  • Reported Date: 2024-01-09
  • Fixed Date: 2024-02-20
  • CVE Number: CVE-2024-21724

Description

Inadequate input validation for media selection fields lead to XSS vulnerabilities in various extensions.

Affected Installs

Joomla! CMS versions 1.6.0 - 3.10.14-elts, 4.0.0-4.4.2, 5.0.0-5.0.2

Solution

Upgrade to version 3.10.15-elts, 4.4.3 or 5.0.3

Contact

The JSST at the Joomla! Security Centre.

  • Project: Joomla!
  • SubProject: CMS
  • Impact: Low
  • Severity: Low
  • Probability: Low
  • Versions: 1.5.0 - 3.10.14-elts, 4.0.0-4.4.2, 5.0.0-5.0.2
  • Exploit type: Open Redirect
  • Reported Date: 2023-11-08
  • Fixed Date: 2024-02-20
  • CVE Number: CVE-2024-21723

Description

Inadequate parsing of URLs could result into an open redirect.

Affected Installs

Joomla! CMS versions 1.5.0 - 3.10.14-elts, 4.0.0-4.4.2, 5.0.0-5.0.2

Solution

Upgrade to version 3.10.15-elts, 4.4.3 or 5.0.3

Contact

The JSST at the Joomla! Security Centre.

  • Project: Joomla!
  • SubProject: CMS
  • Impact: Low
  • Severity: Low
  • Probability: Low
  • Versions: 3.2.0-3.10.14-elts, 4.0.0-4.4.2, 5.0.0-5.0.2
  • Exploit type: Insufficient Session Expiration
  • Reported Date: 2023-11-29
  • Fixed Date: 2024-02-20
  • CVE Number: CVE-2024-21722

Description

The MFA management features did not properly terminate existing user sessions when a user's MFA methods have been modified.

Affected Installs

Joomla! CMS versions 3.2.0-3.10.14-elts, 4.0.0-4.4.2, 5.0.0-5.0.2

Solution

Upgrade to version 3.10.15-elts, 4.4.3 or 5.0.3

Contact

The JSST at the Joomla! Security Centre.

  • Project: Joomla!
  • SubProject: CMS
  • Impact: High
  • Severity: High
  • Probability: Low
  • Versions: 1.6.0-4.4.0, 5.0.0
  • Exploit type: Information Disclosure
  • Reported Date: 2023-07-14
  • Fixed Date: 2023-11-21
  • CVE Number: CVE-2023-40626

Description

The language file parsing process could be manipulated to expose environment variables. Environment variables might contain sensible information.

Affected Installs

Joomla! CMS versions 1.6.0-4.4.0, 5.0.0

Solution

Upgrade to version 3.10.14-elts, 4.4.1 or 5.0.1

Contact

The JSST at the Joomla! Security Centre.

  • Project: Joomla!
  • SubProject: CMS
  • Impact: Critical
  • Severity: Moderate
  • Probability: Low
  • Versions: 4.2.0-4.3.1
  • Exploit type: Lack of rate limiting
  • Reported Date: 2023-04-29
  • Fixed Date: 2023-05-30
  • CVE Number: CVE-2023-23755

Description

The lack of rate limiting allows brute force attacks against MFA methods.

Affected Installs

Joomla! CMS versions 4.2.0-4.3.1

Solution

Upgrade to version 4.3.2

Contact

The JSST at the Joomla! Security Centre.

Reported By:  Phil Taylor

  • Project: Joomla!
  • SubProject: CMS
  • Impact: Low
  • Severity: Low
  • Probability: Low
  • Versions: 4.2.0-4.3.1
  • Exploit type: Open Redirect / XSS
  • Reported Date: 2023-02-28
  • Fixed Date: 2023-05-28
  • CVE Number: CVE-2023-23754

Description

Lack of input validation caused an open redirect and XSS issue within the new mfa selection screen.

Affected Installs

Joomla! CMS versions 4.2.0-4.3.1

Solution

Upgrade to version 4.3.2

Contact

The JSST at the Joomla! Security Centre.

Reported By:  Srpopty from huntr.dev

  • Project: Joomla!
  • SubProject: CMS
  • Impact: Critical
  • Severity: High
  • Probability: High
  • Versions: 4.0.0-4.2.7
  • Exploit type: Incorrect Access Control
  • Reported Date: 2023-02-13
  • Fixed Date: 2023-02-16
  • CVE Number: CVE-2023-23752

Description

An improper access check allows unauthorized access to webservice endpoints.

Affected Installs

Joomla! CMS versions 4.0.0-4.2.7

Solution

Upgrade to version 4.2.8

Contact

The JSST at the Joomla! Security Centre.

Reported By:  Zewei Zhang from NSFOCUS TIANJI Lab

  • Project: Joomla!
  • SubProject: CMS
  • Impact: Low
  • Severity: Low
  • Probability: Low
  • Versions: 4.0.0-4.2.4
  • Exploit type: Reflexted XSS
  • Reported Date: 2022-10-28
  • Fixed Date: 2022-11-08
  • CVE Number: CVE-2022-27914

Description

Inadequate filtering of potentially malicious user input leads to reflected XSS vulnerabilities in com_media..

Affected Installs

Joomla! CMS versions 4.0.0-4.2.4

Solution

Upgrade to version 4.2.5

Contact

The JSST at the Joomla! Security Centre.

Reported By: https://github.com/Denitz

  • Project: Joomla!
  • SubProject: CMS
  • Impact: Low
  • Severity: Low
  • Probability: Low
  • Versions: 4.0.0-4.2.6
  • Exploit type: CSRF
  • Reported Date: 2022-12-24
  • Fixed Date: 2023-01-31
  • CVE Number: CVE-2023-23750

Description

A missing token check causes a CSRF vulnerability in the handling of post-installation messages.

Affected Installs

Joomla! CMS versions 4.0.0-4.2.6

Solution

Upgrade to version 4.2.7

Contact

The JSST at the Joomla! Security Centre.

Reported By: Faizan Wani

  • Project: Joomla!
  • SubProject: CMS
  • Impact: Low
  • Severity: Low
  • Probability: Low
  • Versions: 4.0.0-4.2.6
  • Exploit type: Incorrect Access Control
  • Reported Date: 2023-01-01
  • Fixed Date: 2023-01-31
  • CVE Number: CVE-2023-23751

Description

A missing ACL check allows non super-admin users to access com_actionlogs.

Affected Installs

Joomla! CMS versions 4.0.0-4.2.6

Solution

Upgrade to version 4.2.7

Contact

The JSST at the Joomla! Security Centre.

Reported By: Faizan Wani

  • Project: Joomla!
  • SubProject: CMS
  • Impact: Low
  • Severity: Low
  • Probability: Low
  • Versions: 4.0.0-4.2.3
  • Exploit type: Reflexted XSS
  • Reported Date: 2022-10-07
  • Fixed Date: 2022-10-25
  • CVE Number: CVE-2022-27913

Description

Inadequate filtering of potentially malicious user input leads to reflected XSS vulnerabilities in various components.

Affected Installs

Joomla! CMS versions 4.0.0-4.2.3

Solution

Upgrade to version 4.2.4

Contact

The JSST at the Joomla! Security Centre.

Reported By: Ajith Menon

  • Project: Joomla!
  • SubProject: CMS
  • Impact: Critical
  • Severity: Low
  • Probability: Low
  • Versions: 4.0.0-4.2.3
  • Exploit type: Information Disclosure
  • Reported Date: 2022-10-13
  • Fixed Date: 2022-10-25
  • CVE Number: CVE-2022-27912

Description

Joomla 4 sites with publicly enabled debug mode exposed data of previous requests.

Affected Installs

Joomla! CMS versions 4.0.0-4.2.3

Solution

Upgrade to version 4.2.4

Contact

The JSST at the Joomla! Security Centre.

Reported By: Peter Martin

  • Project: Joomla!
  • SubProject: CMS
  • Impact: Low
  • Severity: Low
  • Probability: Low
  • Versions: 4.2.0
  • Exploit type: Path Disclosure
  • Reported Date: 2022-08-27
  • Fixed Date: 2022-08-30
  • CVE Number: CVE-2022-27911

Description

Multiple Full Path Disclosures because of missing '_JEXEC or die check' caused by the PSR12 changes done in 4.2.0. According to PROD2020/023 and in coordination with the JSST this has been patched in the public tracker vis #38615

Affected Installs

Joomla! CMS versions 4.2.0

Solution

Upgrade to version 4.2.1

Contact

The JSST at the Joomla! Security Centre.

Reported By: SharkyKZ

  • Project: Joomla! / Joomla! Framework
  • SubProject: CMS / archive
  • Impact: Moderate
  • Severity: Low
  • Probability: Low
  • Versions: 3.0.0 - 3.10.6 & 4.0.0 - 4.1.0
  • Exploit type: Path Traversal
  • Reported Date: 2022-02-20
  • Fixed Date: 2022-03-29
  • CVE Number: CVE-2022-23793

Description

Extracting an specifilcy crafted tar package could write files outside of the intended path.

Affected Installs

Joomla! CMS versions 3.0.0 - 3.10.6 & 4.0.0 - 4.1.0

Solution

Upgrade to version 3.10.7 or 4.1.1

Contact

The JSST at the Joomla! Security Centre.

Reported By: Egidio Romano

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