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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Inadequate input filtering in the Uri class (formerly JUri) leads to a XSS vulnerability.
Joomla! CMS versions 1.5.0 through 3.8.3
Upgrade to version 3.8.4
The JSST at the Joomla! Security Centre.
Inadequate input filtering in com_fields leads to a XSS vulnerability in multiple field types, i.e. list, radio and checkbox.
Joomla! CMS versions 3.7.0 through 3.8.3
Upgrade to version 3.8.4
The JSST at the Joomla! Security Centre.
Lack of escaping in the module chromes leads to XSS vulnerabilities in the module system.
Joomla! CMS versions 3.0.0 through 3.8.3
Upgrade to version 3.8.4
The JSST at the Joomla! Security Centre.
A logic bug in com_fields exposed read-only information about a site's custom fields to unauthorized users.
Joomla! CMS versions 3.7.0 through 3.8.1
Upgrade to version 3.8.2
The JSST at the Joomla! Security Centre.
A bug allowed third parties to bypass a user's 2-factor-authentication method.
Joomla! CMS versions 3.2.0 through 3.8.1
Upgrade to version 3.8.2
The JSST at the Joomla! Security Centre.
Inadequate escaping in the LDAP authentication plugin can result in disclosure of username and password.
Joomla! CMS versions 1.5.0 through 3.8.1
Upgrade to version 3.8.2
The JSST at the Joomla! Security Centre.
A logic bug in a SQL query could lead to the disclosure of article intro texts when these articles are in the archived state.
Joomla! CMS versions 3.7.0 through 3.7.5
Upgrade to version 3.8.0
The JSST at the Joomla! Security Centre.
Inadequate escaping in the LDAP authentication plugin can result into a disclosure of username and password.
Joomla! CMS versions 1.5.0 through 3.7.5
Upgrade to version 3.8.0
The JSST at the Joomla! Security Centre.
The CMS installer application lacked a process to verify the users ownership of a webspace, potentially allowing users to gain control.
Please note: Already installed sites are not affected, as this issue is limited to the installer application!
Joomla! CMS versions 1.0.0 through 3.7.3
Upgrade to version 3.7.4
The JSST at the Joomla! Security Centre.
Inadequate filtering of potentially malicious HTML tags leads to XSS vulnerabilities in various components.
Joomla! CMS versions 1.5.0 through 3.7.3
Upgrade to version 3.7.4
The JSST at the Joomla! Security Centre.