Cross-site scripting (XSS) vulnerability in index.php in telepark.wiki 2.4.23 and earlier allows remote attackers to inject arbitrary web script or HTML via the PATH_INFO.

Multiple directory traversal vulnerabilities in telepark.wiki 2.4.23 and earlier allow remote attackers to read arbitrary files via directory traversal sequences in the css parameter to (1) getjs.php and (2) getcsslocal.php; and include and execute arbitrary local files via the (3) group parameter to upload.php.

telepark.wiki 2.4.23 and earlier allows remote attackers to bypass authorization and (1) delete arbitrary pages via a modified pageID parameter to ajax/deletePage.php or (2) delete arbitrary comments via a modified pageID parameter to ajax/deleteComment.php.

Unrestricted file upload vulnerability in ajax/addComment.php in telepark.wiki 2.4.23 and earlier script allows remote attackers to execute arbitrary code by uploading a file with a name containing a NULL byte.