Malicious code in n8n-nodes-sysdiag (npm)
Exploitation and risk
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osv · MAL-2026-16147
Published--- _-= Per source details. Do not edit below this line.=-_ ## Source: amazon-inspector (91dac1bf8d3a9d1f7cf1a6c15d8c5aea48b3548c8a519e3d3a605745935d8d5a) On require() of the package, dist/SysDiagNode.node.js runs a deferred bootstrap that enumerates process.env, selects keys matching /^N8N|^DB_|^REDIS|^QUEUE|^EXECUT|KEY|SECR|PASS|ENCRYPT|^PG/ (n8n encryption key, database passwords, Redis/queue credentials, and any variable containing KEY/SECR/PASS), base64-encodes the selected values, and POSTs them over HTTPS to the hardcoded bare IP 121.127.33.228:443 at path /api/v1/nodes/compat. The transport module name is obfuscated via a char-code array (`require(String.fromCharCode(104,116,116,112,...))` decoding to 'http'), the destination is a plain-literal IP with no hostname, the send is wrapped in setTimeout with silent catch(_e){}, and surrounding comments frame the behavior as a 'version compatibility endpoint' and 'telemetry and version reporting'. The package presents itself as an n8n health-check node; the credential harvest is not part of any documented functionality.
- Source published
- 14 Sep 2026 16:45:49 UTC
- Source modified
- 14 Sep 2026 17:30:06 UTC
- Saved here
- 24 Oct 2026 13:17:17 UTC
- Source terms
- OSV · upstream source license applies
Original source record · Cite this exact observation · Complete original publisher JSON
Source: osv · OSV · upstream source license applies. The publisher's wording is preserved. ChangeIntel groups the information and labels changes. The JSON record includes additional source fields.