Multiple cross-site scripting (XSS) vulnerabilities in Chyrp before 2.1.2 and before 2.5 Beta 2 allow remote attackers to inject arbitrary web script or HTML via the (1) content parameter to includes/ajax.php or (2) body parameter to includes/error.php.
Multiple cross-site scripting (XSS) vulnerabilities in admin/themes/default/pages/manage_users.twig in the Users Management feature in the admin component in Chyrp before 2.5.1 allow remote authenticated users to inject arbitrary web script or HTML via the (1) user.email or (2) user.website field in a user registration.
Multiple cross-site scripting (XSS) vulnerabilities in Chyrp 2.1 and earlier allow remote attackers to inject arbitrary web script or HTML via the action parameter to (1) the default URI or (2) includes/javascript.php, or the (3) title or (4) body parameter to admin/help.php.
Directory traversal vulnerability in Chyrp 2.1 and earlier allows remote attackers to include and execute arbitrary local files via a ..%2F (encoded dot dot slash) in the action parameter to the default URI.