Multiple cross-site scripting (XSS) vulnerabilities in myWebland myBloggie 2.1.3 beta and earlier allow remote attackers to inject arbitrary web script or HTML via the (1) confirmredirect and (2) post_id parameters in (a) delcomment.php as reachable when mode=delcom from index.php; and the (3) del and (4) message parameters in (b) upload.php the (5) errormsg parameter in (c) addcat.php (d) edituser.php (e) adduser.php and (f) editcat.php the (6) trackback_url parameter in (g) add.php (7) id parameter in (h) deluser.php (8) cat_id parameter in (i) delcat.php and (9) post_id parameter in (j) del.php as reachable from admin.php.