Blackcat CMS 1.4 contains a remote code execution vulnerability that allows authenticated administrators to upload malicious PHP files through the jquery plugin manager. Attackers can upload a zip file with a PHP shell script and execute arbitrary system commands by accessing the uploaded plugin's PHP file with a 'code' parameter.

Blackcat CMS 1.4 contains a stored cross-site scripting vulnerability that allows authenticated users to inject malicious scripts into page content. Attackers can insert JavaScript payloads in the page modification interface that execute when other users view the compromised page.

A reflected cross-site scripting (XSS) vulnerability in /install/index.php of Black Cat CMS 1.4.1 allows attackers to execute arbitrary web scripts or HTML via a crafted payload injected into the Website title parameter.

A stored cross-site scripting (XSS) vulnerability in /settings/index.php of Black Cat CMS 1.4.1 allows attackers to execute arbitrary web scripts or HTML via a crafted payload injected into the Website header parameter.

A stored cross site scripting (XSS) vulnerability in the 'Admin-Tools' feature of BlackCat CMS 1.3.6 allows authenticated attackers to execute arbitrary web scripts or HTML via crafted payloads entered into the 'Output Filters' and 'Droplets' modules.

A stored cross site scripting (XSS) vulnerability in the 'Add Page' feature of BlackCat CMS 1.3.6 allows authenticated attackers to execute arbitrary web scripts or HTML via a crafted payload entered into the 'Title' parameter.

The admin panel in BlackCat CMS 1.3.6 allows stored XSS (by an admin) via the Display Name field to backend/preferences/ajax_save.php.

An issue was discovered in BlackCat CMS before 1.4. There is a CSRF vulnerability (bypass csrf_token) that allows remote arbitrary code execution.

Blackcat CMS 1.3.2 allows XSS via the willkommen.php?lang=DE page title at backend/pages/modify.php.

Cross-site scripting (XSS) vulnerability in backend/pages/modify.php in BlackCatCMS 1.3 allows remote authenticated users with the Admin role to inject arbitrary web script or HTML via the search panel.

Directory traversal vulnerability in widgets/logs.php in BlackCat CMS before 1.1.2 allows remote attackers to read arbitrary files via a .. (dot dot) in the dl parameter.

In BlackCat CMS 1.2.2, unrestricted file upload is possible in backend\media\ajax_rename.php via the extension parameter, as demonstrated by changing the extension from .jpg to .php.

In BlackCat CMS 1.2, backend/addons/install.php allows remote authenticated users to execute arbitrary PHP code via a ZIP archive that contains a .php file.

In BlackCat CMS 1.2, backend/settings/ajax_save_settings.php allows remote authenticated users to conduct XSS attacks via the Website header or Website footer field.

BlackCat CMS 1.2 allows remote authenticated users to inject arbitrary PHP code into info.php via a crafted new_modulename parameter to backend/addons/ajax_create.php. NOTE: this can be exploited via CSRF.

In BlackCat CMS 1.2, remote authenticated users can upload any file via the media upload function in backend/media/ajax_upload.php, as demonstrated by a ZIP archive that contains a .php file.

Cross-site scripting (XSS) vulnerability in Blackcat CMS 1.2 allows remote authenticated users to inject arbitrary web script or HTML via the map_language parameter to backend/pages/lang_settings.php.

Cross-site scripting (XSS) vulnerability in BlackCat CMS 1.1.2 allows remote attackers to inject arbitrary web script or HTML via the name in a new group to backend/groups/index.php.

Cross-site scripting (XSS) vulnerability in cattranslate.php in the CatTranslate JQuery plugin in BlackCat CMS 1.0.3 and earlier allows remote attackers to inject arbitrary web script or HTML via the msg parameter.