Multiple cross-site request forgery (CSRF) vulnerabilities in the administration of (1) polls, (2) profiles, (3) IP bans, and (4) forums in (a) web-app.org WebAPP 0.8 through 0.9.9.6; and (b) web-app.net WebAPP 0.9.9.3.3, 0.9.9.3.4, and 2007; allow remote attackers to perform deletions as administrators.

The Menu Manager Mod for (1) web-app.net WebAPP (aka WebAPP NE) 0.9.9.3.3 through 0.9.9.8, and (2) web-app.org WebAPP before 0.9.9.6, allows remote authenticated users to execute arbitrary commands via shell metacharacters in the titles of items in a personal menu.

Multiple cross-site scripting (XSS) vulnerabilities in web-app.org WebAPP before 0.9.9.6 allow remote authenticated users to inject arbitrary web script or HTML via (1) the QUERY_STRING corresponding to drop downs or (2) various forms.

Multiple unspecified vulnerabilities in form input validation in web-app.org WebAPP before 0.9.9.6 allow remote authenticated users to corrupt data files, gain access to private files, and execute arbitrary code via "certain characters."