lib/exec/fetch.php in DokuWiki before 2006-03-09e allows remote attackers to cause a denial of service (CPU consumption) via large w and h parameters, when resizing an image.

lib/exec/fetch.php in DokuWiki before 2006-03-09e, when conf[imconvert] is configured to use ImageMagick, allows remote attackers to execute arbitrary commands via shell metacharacters in the (1) w and (2) h parameters, which are not filtered when invoking convert.

DokuWiki before 2006-03-09c enables the debug feature by default, which allows remote attackers to obtain sensitive information by calling doku.php with the X-DOKUWIKI-DO HTTP header set to "debug".

Unrestricted file upload vulnerability in lib/exe/media.php in DokuWiki before 2006-03-09c allows remote attackers to upload executable files into the data/media folder via unspecified vectors.

Direct static code injection vulnerability in doku.php in DokuWiki before 2006-030-09c allows remote attackers to execute arbitrary PHP code via the X-FORWARDED-FOR HTTP header, which is stored in config.php.

Unspecified vulnerability in the user profile change functionality in DokuWiki, when Access Control Lists are enabled, allows remote authenticated users to read unauthorized files via unknown attack vectors.

The spellchecker (spellcheck.php) in DokuWiki 2006/06/04 and earlier allows remote attackers to insert and execute arbitrary PHP code via "complex curly syntax" that is inserted into a regular expression that is processed by preg_replace with the /e (executable) modifier.

Cross-site scripting (XSS) vulnerability in the mediamanager module in DokuWiki before 2006-03-05 allows remote attackers to inject arbitrary web script or HTML via unknown attack vectors relating to "handling EXIF data."