Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in WPHocus My auctions allegro allows Reflected XSS. This issue affects My auctions allegro: from n/a through 3.6.18.

The My auctions allegro plugin for WordPress is vulnerable to Reflected Cross-Site Scripting via the 'page' parameter in all versions up to, and including, 3.6.17 due to insufficient input sanitization and output escaping. This makes it possible for unauthenticated attackers to inject arbitrary web scripts in pages that execute if they can successfully trick a user into performing an action such as clicking on a link.

Buffer Overflow vulnerability in Allegro through 5.2.6 allows attackers to cause a denial of service via crafted PCX/TGA/BMP files to allegro_image addon.

Allegro WIndows 3.3.4152.0, embeds software administrator database credentials into its binary files, which allows users to access and modify data using the same credentials.

An issue was discovered in Allegro Windows (formerly Popsy Windows) before 3.3.4156.1. A standard user can escalate privileges to SYSTEM if the FTP module is installed, because of DLL hijacking.