wg7.php in Webgalamb 7.0 makes opportunistic calls to htmlspecialchars() instead of using a templating engine with proper contextual encoding. Because it is possible to insert arbitrary strings into the database, any JavaScript could be executed by the administrator, leading to XSS.

wg7.php in Webgalamb 7.0 makes opportunistic calls to htmlspecialchars() instead of using a templating engine with proper contextual encoding. Because it is possible to insert arbitrary strings into the database, any JavaScript could be executed by the administrator, leading to XSS.