alert http any any -> [$HOME_NET,$HTTP_SERVERS] any (msg:"ET WEB_SPECIFIC_APPS Oracle PeopleSoft Apache Axis API XML Comment Injection"; flow:established,to_server; content:"/pspc/services/"; fast_pattern; content:"|3d|"; pcre:"/^[^&]*?(?:(?:\x21|\x25(?:25)?21|(?:\x26|\x25(?:25)?26)(?:(?:\x23|\x25(?:25)?23)(?:33|x21)|excl)\x3b)|(?:\x2d|\x25(?:25)?2[dD])|(?:\x3e|\x25(?:25)?3[eEcC]|(?:\x26|\x25(?:25)?26)(?:(?:\x23|\x25(?:25)?23)(?:6[02]|x3[eEcC])|[gl]t)\x3b)){3,4}/R"; reference:url,blog.lexfo.fr/oracle-peoplesoft-xxe-to-rce.html; classtype:web-application-attack; sid:2069977; rev:1; metadata:affected_product Oracle_PeopleSoft, attack_target Server, tls_state TLSDecrypt, created_at 2026_06_17, deployment Perimeter, deployment Internal, deployment SSLDecrypt, confidence High, signature_severity Major, tag Exploit, updated_at 2026_06_17, mitre_tactic_id TA0001, mitre_tactic_name Initial_Access, mitre_technique_id T1190, mitre_technique_name Exploit_Public_Facing_Application; target:dest_ip;)