Stored cross-site scripting (XSS) vulnerability in the "Site Name" field found in the "site" tab under configurations in ClipperCMS 1.3.3 allows remote attackers to inject arbitrary web script or HTML via a crafted site name to the manager/processors/save_settings.processor.php file.

ClipperCMS 1.3.3 allows Session Fixation.

ClipperCMS 1.3.3 has XSS in the "Module name" field in a "Modules -> Manage modules -> edit" action to the manager/ URI.

CMS Clipper 1.3.3 has XSS in the Security tab search, User Groups, Resource Groups, and User/Resource Group Links fields.

ClipperCMS 1.3.3 has stored XSS via the "Tools -> Configuration" screen of the manager/ URI.

ClipperCMS 1.3.3 has stored XSS via the Full Name field of (1) Security -> Manager Users or (2) Security -> Web Users.

ClipperCMS 1.3.3 does not have CSRF protection on its kcfinder file upload (enabled by default). This can be used by an attacker to perform actions for an admin (or any user with the file upload capability). With this vulnerability, one can automatically upload files (by default, it allows html, pdf, xml, zip, and many other file types). A file can be accessed publicly under the "/assets/files" directory.

ClipperCMS 1.3.3 allows remote authenticated administrators to upload .htaccess files.

ClipperCMS 1.3.3 was discovered to contain a Server-Side Request Forgery (SSRF) via the rss_url_news parameter at /manager/index.php.

ClipperCMS 1.3.3 was discovered to contain a Server-Side Request Forgery (SSRF) via the pkg_url parameter at /manager/index.php.