An issue was discovered in Joomla! 2.5.0 through 3.10.6 & 4.0.0 through 4.1.0. Inadequate validation of URLs could result into an invalid check whether an redirect URL is internal or not.

An issue was discovered in Joomla! 3.0.0 through 3.10.6 & 4.0.0 through 4.1.0. Inadequate filtering on the selected Ids on an request could resulted into an possible SQL injection.

An issue was discovered in Joomla! 3.7.0 through 3.10.6. Lack of input validation could allow an XSS attack using com_fields.

An issue was discovered in Joomla! 2.5.0 through 3.10.6 & 4.0.0 through 4.1.0. A user row was not bound to a specific authentication mechanism which could under very special circumstances allow an account takeover.

An issue was discovered in Joomla! 3.0.0 through 3.10.6 & 4.0.0 through 4.1.0. Uploading a file name of an excess length causes the error. This error brings up the screen with the path of the source code of the web application.

An issue was discovered in Joomla! 3.0.0 through 3.10.6 & 4.0.0 through 4.1.0. Extracting an specifilcy crafted tar package could write files outside of the intended path.