An issue was discovered in Joomla! before 3.9.16. Incorrect Access Control in the SQL fieldtype of com_fields allows access for non-superadmin users.

An issue was discovered in Joomla! before 3.9.16. Various actions in com_templates lack the required ACL checks, leading to various potential attack vectors.

JNews Joomla Component before 8.5.0 allows SQL injection via upload thumbnail, Queue Search Field, Subscribers Search Field, or Newsletters Search Field.

JNews Joomla Component before 8.5.0 allows arbitrary File Upload via Subscribers or Templates, as demonstrated by the .php5 extension.

JEvents Joomla Component before 3.4.0 RC6 has SQL Injection via evid in a Manage Events action.

JCE Joomla Component 2.5.0 to 2.5.2 allows arbitrary file upload via a .php file extension for an image file to the /com_jce/editor/libraries/classes/browser.php script.

SQL Injection exists in AcyMailing Joomla Component before 4.9.5 via exportgeolocorder in a geolocation_longitude request to index.php.

HikaShop Joomla Component before 2.6.0 has XSS via an injected payload[/caption].

JNews Joomla Component before 8.5.0 has XSS via the mailingsearch parameter.

An issue was discovered in helpers/mailer.php in the Creative Contact Form extension 4.6.2 before 2019-12-03 for Joomla!. A directory traversal vulnerability resides in the filename field for uploaded attachments via the creativecontactform_upload parameter. An attacker could exploit this vulnerability with the "Send me a copy" option to receive any files of the filesystem via email.

TinyBrowser plugin for Joomla! before 1.5.13 allows arbitrary file upload via upload.php.

Tiny browser in TinyMCE 3.0 editor in Joomla! before 1.5.13 allows file upload and arbitrary PHP code execution.

Unrestricted file upload vulnerability in server/php/UploadHandler.php in the jQuery File Upload Plugin 6.4.4 for jQuery, as used in the Creative Solutions Creative Contact Form (formerly Sexy Contact Form) before 1.0.0 for WordPress and before 2.0.1 for Joomla!, allows remote attackers to execute arbitrary code by uploading a PHP file with an PHP extension, then accessing it via a direct request to the file in files/, as exploited in the wild in October 2014.

Joomla! 1.6.0 is vulnerable to SQL Injection via the filter_order and filer_order_Dir parameters.

Joomla! com_mailto 1.5.x through 1.5.13 has an automated mail timeout bypass.

Joomla! 1.7.1 has core information disclosure due to inadequate error checking.

Joomla! core 1.7.1 allows information disclosure due to weak encryption

The J-BusinessDirectory extension before 5.2.9 for Joomla! allows Reverse Tabnabbing. In some configurations, the link to the business website can be entered by any user. If it doesn't contain rel="noopener" (or similar attributes such as noreferrer), the tabnabbing may occur. To reproduce the bug, create a business with a website link that contains JavaScript to exploit the window.opener property (for example, by setting window.opener.location).

An issue was discovered in Joomla! before 3.9.15. Inadequate escaping of usernames allows XSS attacks in com_actionlogs.

An issue was discovered in Joomla! before 3.9.15. A missing CSRF token check in the LESS compiler of com_templates causes a CSRF vulnerability.