Summary
@agentstep/gateway v0.3.8 was classified as CRITICAL RISK with a risk score of 6230. Sigil detected 478 findings across 3 files, covering phases including install hooks, code patterns, network exfiltration, credential access, obfuscation. Review the findings below before installing this package.
v0.3.8
30 April 2026, 07:58 UTC
by Sigil Bot
Risk Score
6230
Findings
478
Files Scanned
3
Provenance
Findings by Phase
Phase Ordering
Phases are ordered by criticality, with the most dangerous at the top. Click any phase header to expand or collapse its findings. Critical phases are expanded by default.
install-pip-setup-exec
CRITICALsetup.py executes code at install time
package/dist/gateway.js:5757
init_wrapper_script2();
init_setup();
opencodeBackend = {Why was this flagged?
This setup.py calls subprocess, os.system, exec, or eval during package installation. Legitimate packages rarely need to execute arbitrary commands at install time. This pattern is commonly used by malicious packages to download and run payloads, exfiltrate environment variables, or establish persistence. Rated CRITICAL because it runs with the installer's full permissions.
install-pip-setup-exec
CRITICALsetup.py executes code at install time
package/dist/gateway.js:75602
var create = function create2() {
return util4.Buffer ? function create_buffer_setup() {
return (Writer2.create = function create_buffer() {Why was this flagged?
This setup.py calls subprocess, os.system, exec, or eval during package installation. Legitimate packages rarely need to execute arbitrary commands at install time. This pattern is commonly used by malicious packages to download and run payloads, exfiltrate environment variables, or establish persistence. Rated CRITICAL because it runs with the installer's full permissions.
install-pip-setup-exec
CRITICALsetup.py executes code at install time
package/dist/gateway.js:84337
}
function setup() {
(0, admin_1.registerAdminService)(getChannelzServiceDefinition, getChannelzHandlers);Why was this flagged?
This setup.py calls subprocess, os.system, exec, or eval during package installation. Legitimate packages rarely need to execute arbitrary commands at install time. This pattern is commonly used by malicious packages to download and run payloads, exfiltrate environment variables, or establish persistence. Rated CRITICAL because it runs with the installer's full permissions.
install-pip-setup-exec
CRITICALsetup.py executes code at install time
package/dist/gateway.js:158883
"../../node_modules/debug/src/common.js"(exports2, module2) {
function setup(env2) {
createDebug.debug = createDebug;Why was this flagged?
This setup.py calls subprocess, os.system, exec, or eval during package installation. Legitimate packages rarely need to execute arbitrary commands at install time. This pattern is commonly used by malicious packages to download and run payloads, exfiltrate environment variables, or establish persistence. Rated CRITICAL because it runs with the installer's full permissions.
install-pip-setup-exec
CRITICALsetup.py executes code at install time
package/dist/gateway.js:167090
}
function getIntegrationsToSetup(options) {
const defaultIntegrations = options.defaultIntegrations || [];Why was this flagged?
This setup.py calls subprocess, os.system, exec, or eval during package installation. Legitimate packages rarely need to execute arbitrary commands at install time. This pattern is commonly used by malicious packages to download and run payloads, exfiltrate environment variables, or establish persistence. Rated CRITICAL because it runs with the installer's full permissions.
install-pip-setup-exec
CRITICALsetup.py executes code at install time
package/dist/gateway.js:171790
name: INTEGRATION_NAME11,
setup(client2) {
addConsoleInstrumentationHandler(({ args, level }) => {Why was this flagged?
This setup.py calls subprocess, os.system, exec, or eval during package installation. Legitimate packages rarely need to execute arbitrary commands at install time. This pattern is commonly used by malicious packages to download and run payloads, exfiltrate environment variables, or establish persistence. Rated CRITICAL because it runs with the installer's full permissions.
install-pip-setup-exec
CRITICALsetup.py executes code at install time
package/dist/gateway.js:183346
name: "LocalVariablesAsync",
async setup(client2) {
const clientOptions = client2.getOptions();Why was this flagged?
This setup.py calls subprocess, os.system, exec, or eval during package installation. Legitimate packages rarely need to execute arbitrary commands at install time. This pattern is commonly used by malicious packages to download and run payloads, exfiltrate environment variables, or establish persistence. Rated CRITICAL because it runs with the installer's full permissions.
install-pip-setup-exec
CRITICALsetup.py executes code at install time
package/dist/gateway.js:199620
},
setup(client2) {
if (!getPrismaTracingHelper()) {Why was this flagged?
This setup.py calls subprocess, os.system, exec, or eval during package installation. Legitimate packages rarely need to execute arbitrary commands at install time. This pattern is commonly used by malicious packages to download and run payloads, exfiltrate environment variables, or establish persistence. Rated CRITICAL because it runs with the installer's full permissions.
install-pip-setup-exec
CRITICALsetup.py executes code at install time
package/dist/gateway.js:205971
}
function kickoffEnvironmentSetup(envId) {
runEnvironmentSetup(envId).catch((err) => {Why was this flagged?
This setup.py calls subprocess, os.system, exec, or eval during package installation. Legitimate packages rarely need to execute arbitrary commands at install time. This pattern is commonly used by malicious packages to download and run payloads, exfiltrate environment variables, or establish persistence. Rated CRITICAL because it runs with the installer's full permissions.
install-pip-setup-exec
CRITICALsetup.py executes code at install time
package/dist/gateway.js:214387
\${JSON.stringify(l)}
\`),typeof u=="string"||u instanceof Uint8Array)o(u);else{let d;try{d=JSON.stringify(u)}catch{d=JSON.stringify(No(u))}o(d)}}return typeof r=="string"?r:fz(r)}function fz(e){const t=e.reduce((o,a)=>o+a.length,0),n=new Uint8Array(t);let r=0;for(const o of e)n.set(o,r),r+=o.length;return n}function hz(e){const t=typeof e.data=="string"?bb(e.data):e.data;return[{type:"attachment",length:t.length,filename:e.filename,content_type:e.contentType,attachment_type:e.attachmentType},t]Why was this flagged?
This setup.py calls subprocess, os.system, exec, or eval during package installation. Legitimate packages rarely need to execute arbitrary commands at install time. This pattern is commonly used by malicious packages to download and run payloads, exfiltrate environment variables, or establish persistence. Rated CRITICAL because it runs with the installer's full permissions.
install-pip-setup-exec
CRITICALsetup.py executes code at install time
package/dist/gateway.js:214395
Event: \${Ma(e)}.
Url: \${jp(e)}\`),!0}return!1}function NL(e,t){return t?.length?IN(e).some(n=>lm(n,t)):!1}function jL(e,t){if(!t?.length)return!1;const n=e.transaction;return n?lm(n,t):!1}function ML(e,t){if(!t?.length)return!1;const n=jp(e);return n?lm(n,t):!1}function AL(e,t){if(!t?.length)return!0;const n=jp(e);return n?lm(n,t):!0}function OL(e=[]){for(let t=e.length-1;t>=0;t--){const n=e[t];if(n&&n.filename!=="<anonymous>"&&n.filename!=="[native code]")return n.filename||null}return null}fWhy was this flagged?
This setup.py calls subprocess, os.system, exec, or eval during package installation. Legitimate packages rarely need to execute arbitrary commands at install time. This pattern is commonly used by malicious packages to download and run payloads, exfiltrate environment variables, or establish persistence. Rated CRITICAL because it runs with the installer's full permissions.
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