WordPress 2.0.11 and earlier allows remote attackers to obtain sensitive information via an empty value of the page parameter to certain PHP scripts under wp-admin/, which reveals the path in various error messages.
lists.grok.org.uk/pipermail/full-disclosure/2008-January/059439.html
securityreason.com/securityalert/3539
securityvulns.ru/Sdocument762.html
securityvulns.ru/Sdocument768.html
securityvulns.ru/Sdocument772.html
securityvulns.ru/Sdocument773.html
websecurity.com.ua/1679/
websecurity.com.ua/1683/
websecurity.com.ua/1686/
websecurity.com.ua/1687/
www.securityfocus.com/archive/1/485786/100/0/threaded