{"id":"MAL-2026-19072","summary":"Malicious code in @yshtxxproject/baileys (npm)","details":"Malicious package. `@yshtxxproject/baileys` is a trojanized fork of the Baileys WhatsApp library (@whiskeysockets/baileys). on connection it issues an authenticated `w:mex` newsletter FOLLOW mutation (query_id 7871414976211147) that silently subscribes every victim to attacker-controlled WhatsApp channels — hardcoded newsletter JIDs: 120363403764263127@newsletter, 120363413797603665@newsletter, 120363421563597486@newsletter, 120363423614575184@newsletter. Legitimate Baileys never hardcodes a channel JID or auto-follows on connect; all published versions are malicious.","modified":"2026-11-10T07:00:40.817688465Z","published":"2026-11-03T14:16:42Z","database_specific":{"iocs":{}},"references":[{"type":"WEB","url":"https://wormsign.io/portfolio/@yshtxxproject/baileys/"}],"affected":[{"package":{"name":"@yshtxxproject/baileys","ecosystem":"npm","purl":"pkg:npm/%40yshtxxproject%2Fbaileys"},"ranges":[{"type":"SEMVER","events":[{"introduced":"0"}]}],"versions":["0.0.0-stage","0.0.1"],"database_specific":{"source":"https://github.com/ossf/malicious-packages/blob/main/osv/malicious/npm/@yshtxxproject/baileys/MAL-2026-19072.json"}}],"schema_version":"1.9.2","credits":[{"name":"wormsign","contact":["https://x.com/w0rmsign"],"type":"FINDER"}]}