alert http $EXTERNAL_NET any -> $HTTP_SERVERS $HTTP_PORTS (msg:"VEDAS CVE-2026-63077 JetBrains TeamCity - Insecure Deserialization"; flow:established,to_server; http.uri; content:"commands"; nocase; http.request_body; content:"../../../"; nocase; fast_pattern; classtype:web-application-attack; reference:cve,CVE-2026-63077; reference:url,https://www.exploit.observer/?keyword=CVE-2026-63077&match=exact; reference:url,https://subdomain.center/?engine=ammonites&keyword=jetbrains&match=exact; sid:1011631; rev:1;)