Multiple cross-site scripting (XSS) vulnerabilities in common.php in Post Revolution before 0.8.0c-2 allow remote attackers to inject arbitrary web script or HTML via an attribute of a (1) P, a (2) STRONG, a (3) A, a (4) EM, a (5) I, a (6) IMG, a (7) LI, an (8) OL, a (9) VIDEO, or a (10) BLOCKQUOTE element.