{"id":"MAL-2026-19036","summary":"Malicious code in xnxx-bail-pro (npm)","details":"xnxx-bail-pro 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) 120363422827915475@newsletter, using the victim's authenticated session and without telling them. Same behaviour as the PhantomSub family (MAL-2026-17342).","modified":"2026-11-09T23:15:38.651032330Z","published":"2026-10-27T00:00:00Z","database_specific":{"iocs":{"domains":[],"files":[{"digests":{"sha256":"70e5cf8f4ffa4e74777a3c9fd22fe82ff6ad08fb3a4948eb5f6af7bf1e52fbb6"},"paths":["lib/Socket/newsletter.js"]}],"ips":[],"urls":[]}},"references":[{"type":"PACKAGE","url":"https://www.npmjs.com/package/xnxx-bail-pro"},{"type":"WEB","url":"https://www.ox.security/blog/phantomsub-malicious-npm-campaign-secretly-adds-users-to-whatsapp-spam-channels/"}],"affected":[{"package":{"name":"xnxx-bail-pro","ecosystem":"npm","purl":"pkg:npm/xnxx-bail-pro"},"versions":["1.0.0","2.0.0","2.1.0","2.2.0","2.3.0","2.4.0","2.4.1"],"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/xnxx-bail-pro/MAL-2026-19036.json"}}],"schema_version":"1.9.2","credits":[{"name":"CyberXYZ","contact":["https://cyberxyz.io"],"type":"FINDER"}]}