Vulnerability MAL-2026-18932
Summary
Malicious code in alwaysaqioo (npm)
Details
alwaysaqioo is a fork of the Baileys WhatsApp Web library that silently subscribes the installer's own WhatsApp account to WhatsApp Channels chosen by the publisher. When the socket connects, code in lib/Socket/newsletter.js, lib/index.js sends the WhatsApp w:mex FOLLOW query for the channel ID(s) 120363342769097419@newsletter, 120363400738305381@newsletter, 120363420249672073@newsletter, 120363420757607688@newsletter, 120363422701490267@newsletter, 120363424020283759@newsletter and 1 more (stored as base64 strings), using the victim's authenticated session and without telling them. Same behaviour as the PhantomSub family (MAL-2026-17342).