alert http any any -> $HOME_NET any (msg:"ET WEB_SPECIFIC_APPS WordPress W3 Total Cache Plugin Remote Code Execution (CVE-2025-9501)"; flow:established,to_server; http.request_body; content:"<!-- mfunc"; content:"<!-- /mfunc"; fast_pattern; distance:0; http.method; content:"POST"; reference:url,www.rcesecurity.com/2025/11/exploiting-a-pre-auth-rce-in-w3-total-cache-for-wordpress-cve-2025-9501/; reference:cve,2025-9501; classtype:web-application-attack; sid:2065928; rev:1; metadata:affected_product Wordpress_Plugins, attack_target Server, tls_state TLSDecrypt, created_at 2025_11_26, cve CVE_2025_9501, deployment Perimeter, deployment Internal, deployment SSLDecrypt, confidence Medium, signature_severity Major, tag Exploit, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2025_11_26, mitre_tactic_id TA0001, mitre_tactic_name Initial_Access, mitre_technique_id T1190, mitre_technique_name Exploit_Public_Facing_Application; target:dest_ip;)