alert http $EXTERNAL_NET any -> $HTTP_SERVERS any (msg:"ET WEB_SPECIFIC_APPS Mahara query Parameter Cross Site Scripting Attempt"; flow:established,to_server; http.uri; content:"/group/members.php?"; nocase; fast_pattern; content:"id="; nocase; content:"query="; nocase; pcre:"/query\x3d.+?(?:on(?:(?:s(?:elec|ubmi)|rese)t|d(?:blclick|ragdrop)|(?:mouse|key)[a-z]|c(?:hange|lick)|(?:un)?load|focus|blur)|s(?:cript|tyle=))/i"; reference:url,securityfocus.com/bid/56718; classtype:web-application-attack; sid:2016156; rev:5; metadata:affected_product Web_Server_Applications, attack_target Web_Server, created_at 2013_01_05, deployment Datacenter, signature_severity Major, tag XSS, tag Cross_Site_Scripting, updated_at 2020_09_18;)