npm

@years18/n8n-nodes-utils-helper-x @1.0.0

Vulnerability report · Last retrieved from osv.dev August 13, 2026 at 4:27 AM UTC

Malicious

OSV ID

MAL-2026-13868

Ecosystem

npm

Summary

Package presents itself as an n8n utility helper but ships a 213-byte stub node and a hostile postinstall ( node callback.js ). On npm install , callback.js fetches two tarballs (impacket.tgz, pyroxy.tgz) over HTTPS with TLS verification disabled from jasabersama.id/assets/cache/.theme-backup/dl/, extracts them into the installer's Python user site-packages so any subsequent Python import runs attacker-controlled code, and probes /tmp/mhddos/start.py (MHDDoS DDoS tooling). The same script collects id and hostname command output plus install-step status, base64-encodes the buffer, and sends it via HTTPS GET to https://jasabersama.id/portfolio-data.php as a URL parameter, indexing compromised hosts. The declared package purpose does not match the shipped behavior; the host is publisher-mismatched and TLS verification is disabled.

Source: amazon-inspector (6db9e566808d6a2ce38311e17939cd39ba94fc191cf5c44ab7b08b369840ba08)

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