alert http any any -> $HOME_NET any (
msg:"ET WEB_SPECIFIC_APPS CraftCMS Pre-Auth Remote Code Execution (CVE-2025-32432)";
flow:established,to_server;
http.method;
content:"POST";
http.uri;
content:"/actions/assets/generate-transform"; fast_pattern;
http.request_body; strip_whitespace;
content:"|22|__class|22 3a|";
content:"|22|__construct|28 29 22 3a|";
reference:url,cloud.projectdiscovery.io/library/CVE-2025-32432;
reference:cve,2025-32432;
classtype:web-application-attack;
sid:2062312; rev:2;
metadata:affected_product CraftCMS, attack_target Server, created_at 2025_05_13, cve CVE_2025_32432, deployment Perimeter, deployment Internal, confidence High, signature_severity Major, tag Exploit, tag AI_Generated_Description, updated_at 2026_07_31, mitre_tactic_id TA0001, mitre_tactic_name Initial_Access, mitre_technique_id T1190, mitre_technique_name Exploit_Public_Facing_Application;
target:dest_ip;
)