Cross-site scripting (XSS) vulnerability in Gallery 2.x before 2.2.6 allows remote attackers to inject arbitrary web script or HTML via a crafted Flash animation, related to the ability of the animation to "interact with the embedding page."
Improper Neutralization of Input During Web Page Generation The product does not neutralize or incorrectly neutralizes user-controllable input before it is placed in output that is used as a web page that is served to other users.