{"id":"MAL-2026-18875","summary":"Malicious code in @purpleiriss/irisbail (npm)","details":"@purpleiriss/irisbail 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) 120363417515890431@newsletter, 120363420249672073@newsletter, 120363421698570273@newsletter, 120363424020283759@newsletter (stored as base64 strings), using the victim's authenticated session and without telling them. Same behaviour as the PhantomSub family (MAL-2026-17342).","modified":"2026-11-09T23:15:25.005896917Z","published":"2026-10-27T00:00:00Z","database_specific":{"iocs":{"urls":[],"domains":[],"files":[{"paths":["lib/Socket/newsletter.js"],"digests":{"sha256":"0f7c4fdf4ae831dff101585d8fc12f8cc1a51806f7e2c4ebdc8d7bddbe27a66e"}},{"digests":{"sha256":"b578aa9eb57be7ed27c551df2ef147ec77e18bfd3cb2eeefb579cefc736edd7c"},"paths":["lib/Socket/newsletter.js"]}],"ips":[]}},"references":[{"type":"PACKAGE","url":"https://www.npmjs.com/package/@purpleiriss/irisbail"},{"type":"WEB","url":"https://www.ox.security/blog/phantomsub-malicious-npm-campaign-secretly-adds-users-to-whatsapp-spam-channels/"}],"affected":[{"package":{"name":"@purpleiriss/irisbail","ecosystem":"npm","purl":"pkg:npm/%40purpleiriss/irisbail"},"versions":["2.0.3","2.0.4"],"database_specific":{"cwes":[{"name":"Embedded Malicious Code","cweId":"CWE-506","description":"The product contains code that appears to be malicious in nature."}],"source":"https://github.com/ossf/malicious-packages/blob/main/osv/malicious/npm/@purpleiriss/irisbail/MAL-2026-18875.json"}}],"schema_version":"1.9.2","credits":[{"name":"CyberXYZ","contact":["https://cyberxyz.io"],"type":"FINDER"}]}