Upgrade to version 1.3.11sr6, 1.4.0sr3 or higher, as it has been reported to fix this vulnerability. An upgrade is required as there are no known workarounds.
Vendor URL: http://www.geeklog.net/
Vendor Specific News/Changelog Entry: http://www.geeklog.net/article.php/geeklog-1.4.0sr3
Secunia Advisory ID:20316
FrSIRT Advisory: ADV-2006-2050