Description
MediaWiki 1.22.x before 1.22.2, 1.21.x before 1.21.5, and 1.19.x before 1.19.11, when DjVu or PDF file upload support is enabled, allows remote attackers to execute arbitrary commands via shell metacharacters in (1) the page parameter to includes/media/DjVu.php; (2) the w parameter (aka width field) to thumb.php, which is not properly handled by includes/media/PdfHandler_body.php; and possibly unspecified vectors in (3) includes/media/Bitmap.php and (4) includes/media/ImageHandler.php.
Metrics
AV:N/AC:M/Au:S/C:P/I:P/A:PWeakness enumeration
Affected software
No affected versions have been published.
Timeline
- Published
- Jan 30, 2014
- Last modified
- Jun 17, 2026
- NVD status
- Modified