Dotclear Dotclear vulnerabilities

Dotclear 2.25.3 contains a remote code execution vulnerability that allows authenticated attackers to upload malicious PHP files with .phar extension through the blog post creation interface. Attackers can upload files containing PHP system commands that execute when the uploaded file is accessed, enabling arbitrary code execution on the server.

Dotclear 2.29 contains a remote code execution vulnerability that allows authenticated attackers to upload malicious PHP files through the media upload functionality. Attackers can exploit the file upload process by crafting a PHP shell with a command execution form to gain system access through the uploaded file.