Cross-site scripting (XSS) vulnerability in post.php in NavBoard V16 Stable(2.6.0) and V17beta2 allows remote attackers to inject arbitrary web script or HTML via the (1) b, (2) textlarge, and (3) url bbcode tags.
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.