Cross-site scripting (XSS) vulnerability in Dotclear before 2.6.4 allows remote attackers to inject arbitrary web script or HTML via a crafted page.

SQL injection vulnerability in admin/categories.php in Dotclear before 2.6.3 allows remote authenticated users with the manage categories permission to execute arbitrary SQL commands via the categories_order parameter.

Dotclear before 2.6.2 allows remote attackers to execute arbitrary PHP code via a serialized object in the dc_passwd cookie to a password-protected page, which is not properly handled by (1) inc/public/lib.urlhandlers.php or (2) plugins/pages/_public.php.

Multiple cross-site scripting (XSS) vulnerabilities in Dotclear before 2.4.2 allow remote attackers to inject arbitrary web script or HTML via the (1) login_data parameter to admin/auth.php; (2) nb parameter to admin/blogs.php; (3) type, (4) sortby, (5) order, or (6) status parameters to admin/comments.php; or (7) page parameter to admin/plugin.php.

The updateFile function in inc/core/class.dc.media.php in the Media Manager in Dotclear before 2.2.3 does not properly restrict pathnames, which allows remote authenticated users to upload and execute arbitrary PHP code via the media_path or media_file parameter. NOTE: some of these details are obtained from third party information.

Cross-site scripting (XSS) vulnerability in the administrative interface in Dotclear before 2.1.5 allows remote attackers to inject arbitrary web script or HTML via unspecified vectors.