npm · Malicious package advisory
Malwarescdn-jquery
MAL-2026-18455
Malicious code in scdn-jquery (npm)
Details
Version 0.1.6 contains an obfuscated loader in libs/18.2.0.js. When a website serves this file as a browser script, the injected code decodes and loads https://oomcsn.cc/assets/js/m.js. That remote script loads a beacon and inserts an invisible iframe pointing to https://oomcsn.cc/assets/js/group.html, which selects iOS exploit code based on the visitor's device version. The loader is embedded in a file presented as jQuery and executes when that browser script runs. No npm install-time execution was identified.
Compromised versions (1)
- 0.1.6
Any computer that installed or ran a compromised version should be considered fully compromised. Rotate every secret on that machine from a clean environment.