{"id":"MAL-2026-18930","summary":"Malicious code in alisaaai-baileys (npm)","details":"alisaaai-baileys 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 sends the WhatsApp w:mex FOLLOW query for the channel ID(s) 120363419295385414@newsletter, using the victim's authenticated session and without telling them. Same behaviour as the PhantomSub family (MAL-2026-17342).","modified":"2026-11-09T23:15:27.037196900Z","published":"2026-10-27T00:00:00Z","database_specific":{"iocs":{"urls":[],"domains":[],"files":[{"paths":["lib/Socket/newsletter.js"],"digests":{"sha256":"e7de10c0907a3c03101e968baa7bf61ecc53c8dd6602e6e6b37ff2e87a7609c6"}}],"ips":[]}},"references":[{"type":"PACKAGE","url":"https://www.npmjs.com/package/alisaaai-baileys"},{"type":"WEB","url":"https://www.ox.security/blog/phantomsub-malicious-npm-campaign-secretly-adds-users-to-whatsapp-spam-channels/"}],"affected":[{"package":{"name":"alisaaai-baileys","ecosystem":"npm","purl":"pkg:npm/alisaaai-baileys"},"versions":["1.0.6"],"database_specific":{"cwes":[{"cweId":"CWE-506","description":"The product contains code that appears to be malicious in nature.","name":"Embedded Malicious Code"}],"source":"https://github.com/ossf/malicious-packages/blob/main/osv/malicious/npm/alisaaai-baileys/MAL-2026-18930.json"}}],"schema_version":"1.9.2","credits":[{"name":"CyberXYZ","contact":["https://cyberxyz.io"],"type":"FINDER"}]}