alert http any any -> $HOME_NET any (msg:"ET WEB_SPECIFIC_APPS XWIKI resource Parameter Directory Traversal Attempt (CVE-2026-23734)"; flow:established,to_server; http.method; content:"GET"; http.uri; content:"/bin/jsx/main/webhome|3f|"; nocase; fast_pattern; content:"resouce|3d|"; distance:0; pcre:"/^[^\x26]*?(?:(?:\x2e|%2[Ee]){1,2}(?:\x2f|\x5c|%5[Cc]|%2[Ff]){1,}){2,}/R"; reference:url,horizon3.ai/attack-research/vulnerabilities/cve-2026-23734/; reference:cve,2026-23734; classtype:attempted-admin; sid:2069664; rev:1; metadata:affected_product XWiki, attack_target Web_Server, tls_state plaintext, created_at 2026_06_05, cve CVE_2026_23734, deployment Perimeter, deployment Internal, performance_impact Low, confidence High, signature_severity Major, tag Exploit, updated_at 2026_06_05, mitre_tactic_id TA0001, mitre_tactic_name Initial_Access, mitre_technique_id T1190, mitre_technique_name Exploit_Public_Facing_Application; target:dest_ip;)