{"id":"MAL-2026-19055","summary":"Malicious code in @vanzky/baileys (npm)","details":"Malicious package. `@vanzky/baileys` is a trojanized fork of the Baileys WhatsApp library (@whiskeysockets/baileys). it silently subscribes every victim (via the injected WhatsApp newsletter/channel FOLLOW on connect) to attacker-controlled WhatsApp channels — hardcoded newsletter JIDs: 120363412479307951@newsletter, 120363413713776550@newsletter, 120363429868081610@newsletter. Legitimate Baileys never hardcodes a channel JID or auto-follows on connect; all published versions are malicious. Detected by wormsign static analysis of the injected channel-subscription code.","modified":"2026-11-10T00:00:06.715125388Z","published":"2026-11-02T16:11:56Z","database_specific":{"iocs":{}},"references":[{"type":"WEB","url":"https://wormsign.io/portfolio/@vanzky/baileys/"}],"affected":[{"package":{"name":"@vanzky/baileys","ecosystem":"npm","purl":"pkg:npm/%40vanzky%2Fbaileys"},"ranges":[{"type":"SEMVER","events":[{"introduced":"0"}]}],"versions":["0.0.0-stage","1.0.0","1.0.1","1.0.2","1.0.4"],"database_specific":{"source":"https://github.com/ossf/malicious-packages/blob/main/osv/malicious/npm/@vanzky/baileys/MAL-2026-19055.json"}}],"schema_version":"1.9.2","credits":[{"name":"wormsign","contact":["https://x.com/w0rmsign"],"type":"FINDER"}]}