ET WEB_SPECIFIC_APPS HummerRisk Task Create regions Parameter Command Injection Attempt (CVE-2026-3064)

Query · suricata

flow:established,to_server;
http.method;
content:"POST";
http.uri; bsize:19;
content:"/task/manual/create"; fast_pattern;
http.request_body;
content:"|22|regions|22|";
pcre:"/^(?:\x3a(?:\x20\x22|\x22))?[^\x2c\x7d$]*?(?:(?:\x3b|%3[Bb])|(?:\x0a|%0[Aa])|(?:\x60|%60)|(?:\x7c|%7[Cc])|(?:\x24|%24)|(?:\x26|%26){2})+/R";
target:dest_ip;
Raw source ET WEB_SPECIFIC_APPS HummerRisk Task Create regions Parameter Command Injection Attempt (CVE-2026-3064) · Suricata
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Published by Emerging Threats Open ↗, licensed under BSD 3-Clause ↗. Line breaks added for readability; the rule is otherwise unchanged. 
alert http any any -> $HOME_NET any (
    msg:"ET WEB_SPECIFIC_APPS HummerRisk Task Create regions Parameter Command Injection Attempt (CVE-2026-3064)";
    flow:established,to_server;
    http.method;
    content:"POST";
    http.uri; bsize:19;
    content:"/task/manual/create"; fast_pattern;
    http.request_body;
    content:"|22|regions|22|";
    pcre:"/^(?:\x3a(?:\x20\x22|\x22))?[^\x2c\x7d$]*?(?:(?:\x3b|%3[Bb])|(?:\x0a|%0[Aa])|(?:\x60|%60)|(?:\x7c|%7[Cc])|(?:\x24|%24)|(?:\x26|%26){2})+/R";
    reference:url,github.com/AnalogyC0de/public_exp/issues/8;
    reference:cve,2026-3064;
    classtype:attempted-admin;
    sid:2067915; rev:1;
    metadata:affected_product HummerRisk, attack_target Web_Server, tls_state plaintext, created_at 2026_02_24, cve CVE_2026_3064, deployment Perimeter, deployment Internal, performance_impact Low, confidence High, signature_severity Major, tag Exploit, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2026_02_24, mitre_tactic_id TA0001, mitre_tactic_name Initial_Access, mitre_technique_id T1190, mitre_technique_name Exploit_Public_Facing_Application;
    target:dest_ip;
)

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