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.