Unspecified vulnerability in the Trackback functionality in DotClear 1.2.1 has unknown impact and attack vectors.

SQL injection vulnerability in session.php in DotClear before 1.2.3 allows remote attackers to execute arbitrary SQL commands via the dc_xd parameter in a cookie.

PHP remote file inclusion vulnerability in layout/prepend.php in DotClear 1.2.4 and earlier allows remote attackers to execute arbitrary PHP code via a FTP URL in the blog_dc_path parameter, which passes file_exists() and is_dir() tests on PHP 5.

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.

Unrestricted file upload vulnerability in inc/swf/swfupload.swf in Dotclear 2.3.1 and 2.4.2 allows remote attackers to execute arbitrary code by uploading a file with an executable PHP extension, then accessing it via a direct request to the file in an unspecified directory.

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.

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.

The dcXmlRpc::setUser method in nc/core/class.dc.xmlrpc.php in Dotclear before 2.6.3 allows remote attackers to bypass authentication via an empty password in an XML-RPC request.

Multiple incomplete blacklist vulnerabilities in the filemanager::isFileExclude method in the Media Manager in Dotclear before 2.6.3 allow remote authenticated users to execute arbitrary PHP code by uploading a file with a (1) double extension or (2) .php5, (3) .phtml, or some other PHP file extension.

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.

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.

Cross-site scripting (XSS) vulnerability in Dotclear before 2.8.1 allows remote attackers to inject arbitrary web script or HTML via unspecified vectors.

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.

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.

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 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.

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 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.

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).

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

A cross-site scripting (XSS) vulnerability in inc/core/class.dc.core.php in the media manager in Dotclear through 2.14.1 allows remote authenticated users to upload HTML content containing an XSS payload with the file extension .ahtml.

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.

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).

Dotclear 2.25.3 contains a remote code execution vulnerability that allows authenticated attackers to upload malicious PHP files with .phar extension through the blog post creation interface. Attackers can upload files containing PHP system commands that execute when the uploaded file is accessed, enabling arbitrary code execution on the server.

A Reflected Cross-Site Scripting (XSS) vulnerability has been identified in Dotclear version 2.29. The flaw exists within the Search functionality of the Admin Panel.

Dotclear 2.29 contains a remote code execution vulnerability that allows authenticated attackers to upload malicious PHP files through the media upload functionality. Attackers can exploit the file upload process by crafting a PHP shell with a command execution form to gain system access through the uploaded file.