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    • Project: Joomla!
    • SubProject: CMS
    • Impact:Low
    • Severity: Low
    • Versions: 1.5.0 through 3.8.7
    • Exploit type: XSS
    • Reported Date: 2017-October-28
    • Fixed Date: 2018-May-22
    • CVE Number: CVE-2018-6378

    Description

    Inadequate filtering of file and folder names lead to various XSS attack vectors in the media manager.

    Affected Installs

    Joomla! CMS versions 1.5.0 through 3.8.7

    Solution

    Upgrade to version 3.8.8

    Contact

    The JSST at the Joomla! Security Centre.

    Reported By:David Jardin, JSST
    • Project: Joomla!
    • SubProject: CMS
    • Impact: Low
    • Severity: Low
    • Versions: 3.1.2 through 3.8.7
    • Exploit type: XSS
    • Reported Date: 2018-March-30
    • Fixed Date: 2018-May-22
    • CVE Number: CVE-2018-11328

    Description

    Under specific circumstances (a redirect issued with a URI containing a username and password when the Location: header cannot be used), a lack of escaping the user-info component of the URI could result in a XSS vulnerability.

    Affected Installs

    Joomla! CMS versions 3.1.2 through 3.8.7

    Solution

    Upgrade to version 3.8.8

    Contact

    The JSST at the Joomla! Security Centre.

    Reported By:David Jardin, JSST
    • Project: Joomla!
    • SubProject: CMS
    • Impact: Medium
    • Severity: Low
    • Versions: 3.0.0 through 3.8.7
    • Exploit type: Session race condition
    • Reported Date: 2017-July-08
    • Fixed Date: 2018-May-22
    • CVE Number: CVE-2018-11324

    Description

    A long running background process, such as remote checks for core or extension updates, could create a race condition where a session which was expected to be destroyed would be recreated.

    Affected Installs

    Joomla! CMS versions 3.0.0 through 3.8.7

    Solution

    Upgrade to version 3.8.8

    Additional Resources

    • Links Go Here

    Contact

    The JSST at the Joomla! Security Centre.

    Reported By:David Jardin, JSST
    • Project: Joomla!
    • SubProject: CMS
    • Impact: Moderate
    • Severity: Low
    • Versions: 3.7.0 through 3.8.7
    • Exploit type: Remote Code Execution
    • Reported Date: 2018-May-14
    • Fixed Date: 2018-May-22
    • CVE Number: CVE-2018-11321

    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 3.7.0 through 3.8.7

    Solution

    Upgrade to version 3.8.8

    Contact

    The JSST at the Joomla! Security Centre.

    Reported By:Benjamin Trenkle, JSST
    • Project: Joomla!
    • SubProject: CMS
    • Impact: Moderate
    • Severity: Moderate
    • Versions: 3.0.0 through 3.8.7
    • Exploit type:XSS
    • Reported Date:2018-February-02 & 2018-March-27
    • Fixed Date: 2018-May-22
    • CVE Number: CVE-2018-11326

    Description

    Inadequate input filtering leads to multiple XSS vulnerabilities. Additionally, the default filtering settings could potentially allow users of the default Administrator user group to perform a XSS attack.

    Affected Installs

    Joomla! CMS versions 3.0.0 through 3.8.7

    Solution

    Upgrade to version 3.8.8

    Additional Resources

    Contact

    The JSST at the Joomla! Security Centre.

    Reported By:Kai Zhao of 3H Security Team & Zhouyuan Yang (FortiGuard Labs)
    • Project: Joomla!
    • SubProject: CMS
    • Impact: Low
    • Severity: Low
    • Versions: 3.0.0 through 3.8.7
    • Exploit type: Information Disclosure
    • Reported Date: 2018-February-09
    • Fixed Date: 2018-May-22
    • CVE Number: CVE-2018-11325

    Description

    The web install application would autofill password fields after either a form validation error or navigating to a previous install step, and displays the plain text password for the administrator account at the confirmation screen.

    Affected Installs

    Joomla! CMS versions 3.0.0 through 3.8.7

    Solution

    Upgrade to version 3.8.8

    Contact

    The JSST at the Joomla! Security Centre.

    Reported By:Sascha Egerer
    • Project: Joomla!
    • SubProject: CMS
    • Impact: Low
    • Severity: Moderate
    • Versions: 3.1.0 through 3.8.7
    • Exploit type: Information Disclosure
    • Reported Date: 2018-April-27
    • Fixed Date: 2018-May-22
    • CVE Number: CVE-2018-11327

    Description

    Inadequate checks allowed users to see the names of tags that were either unpublished or published with restricted view permission .

    Affected Installs

    Joomla! CMS versions 3.1.0 through 3.8.7

    Solution

    Upgrade to version 3.8.8

    Contact

    The JSST at the Joomla! Security Centre.

    Reported By:Phil Taylor, JSST
    • Project: Joomla!
    • SubProject: CMS
    • Impact: High
    • Severity: Low
    • Versions: 2.5.0 through 3.8.7
    • Exploit type: Malicious file upload
    • Reported Date: 2018-March-14
    • Fixed Date: 2018-May-22
    • CVE Number: CVE-2018-11322

    Description

    Depending on the server configuration, PHAR files might be handled as executable PHP scripts by the webserver.

    Affected Installs

    Joomla! CMS versions 2.5.0 through 3.8.7

    Solution

    Upgrade to version 3.8.8

    Contact

    The JSST at the Joomla! Security Centre.

    Reported By:Demis Palma, JSST
    • Project: Joomla!
    • SubProject: CMS
    • Impact: High
    • Severity: Low
    • Versions: 2.5.0 through 3.8.7
    • Exploit type: ACL violation
    • Reported Date: 2018-March-08
    • Fixed Date: 2018-May-22
    • CVE Number: CVE-2018-11323

    Description

    Inadequate checks allowed users to modify the access levels of user groups with higher permissions.

    Affected Installs

    Joomla! CMS versions 2.5.0 through 3.8.7

    Solution

    Upgrade to version 3.8.8

    Contact

    The JSST at the Joomla! Security Centre.

    Reported By:Matias Aguirre, JSST
    • Project: Joomla!
    • SubProject: CMS
    • Impact: High
    • Severity: Low
    • Versions: 3.5.0 through 3.8.5
    • Exploit type: SQLi
    • Reported Date: 2018-March-08
    • Fixed Date: 2018-March-12
    • CVE Number: CVE-2018-8045

    Description

    The lack of type casting of a variable in SQL statement leads to a SQL injection vulnerability in the User Notes list view

    Affected Installs

    Joomla! CMS versions 3.5.0 through 3.8.5

    Solution

    Upgrade to version 3.8.6

    Contact

    The JSST at the Joomla! Security Centre.

    Reported By:Entropy Moe