Cross-site scripting (XSS) vulnerability in admin/users.php in Dotclear 2.12.1 allows remote authenticated users to inject arbitrary web script or HTML via the nb parameter (aka the page limit number).

Cross-site scripting (XSS) vulnerability in admin/auth.php in Dotclear 2.12.1 allows remote authenticated users to inject arbitrary web script or HTML via the malicious user's email.

XSS was discovered in Dotclear v2.11.2, affecting admin/blogs.php and admin/users.php with the sortby and order parameters.

Multiple incomplete blacklist vulnerabilities in inc/core/class.dc.core.php in Dotclear before 2.8.2 allow remote authenticated users with "manage their own media items" and "manage their own entries and comments" permissions to execute arbitrary PHP code by uploading a file with a (1) .pht, (2) .phps, or (3) .phtml extension.

Cross-site scripting (XSS) vulnerability in admin/comments.php in Dotclear before 2.8.2 allows remote attackers to inject arbitrary web script or HTML via the author name in a comment.

Dotclear before 2.10.3, when the Host header is not part of the web server routing process, allows remote attackers to modify the password reset address link via the HTTP Host header.

Unrestricted file upload vulnerability in the fileUnzip->unzip method in Dotclear before 2.10.3 allows remote authenticated users with permissions to manage media items to execute arbitrary code by uploading a ZIP file containing a file with a crafted extension, as demonstrated by .php.txt or .php%20.

Cross-site scripting (XSS) vulnerability in admin/media.php and admin/media_item.php in Dotclear before 2.11 allows remote authenticated users to inject arbitrary web script or HTML via the upfiletitle or media_title parameter (aka the media title).

Multiple cross-site scripting (XSS) vulnerabilities in the media manager in Dotclear before 2.10 allow remote attackers to inject arbitrary web script or HTML via the (1) q or (2) link_type parameter to admin/media.php.

Unrestricted file upload vulnerability in the Blog appearance in the "Install or upgrade manually" module in Dotclear through 2.10.4 allows remote authenticated super-administrators to execute arbitrary code by uploading a theme file with an zip extension, and then accessing it via unspecified vectors.