Malicious code in saturn-baileys (npm)
The saturn-baileys npm package (version 1.0.0) is a malicious fork of the Baileys WhatsApp Web library that injects covert subscription actions into the WhatsApp socket layer. Upon connection, it silently subscribes the victim's WhatsApp account to attacker-controlled channels without user consent by issuing authenticated FOLLOW queries. The target channels are obfuscated or dynamically fetched, allowing attackers to change targets post-installation. The malicious code abuses the installer's authenticated session but does not steal credentials, maintain persistence, or execute arbitrary code.
AI Analysis
Technical Summary
saturn-baileys (npm package, version 1.0.0) is part of a large family of malicious Baileys WhatsApp Web library forks that inject code into the WhatsApp socket connection process. This code issues authenticated 'w:mex' FOLLOW queries to attacker-chosen WhatsApp Channel/Newsletter JIDs, subscribing the victim's account to these channels silently. The target JIDs are hidden via obfuscation or dynamically fetched from attacker-controlled remote sources, enabling runtime changes without republishing the package. The attack leverages the installer's authenticated WhatsApp session but does not exfiltrate credentials, establish persistence, or allow arbitrary remote code execution.
Potential Impact
The malicious package causes the victim's WhatsApp account to be silently subscribed to attacker-controlled channels, potentially exposing the user to unwanted content or spam. There is no credential theft, persistence, or remote code execution involved. The impact is limited to unauthorized subscription actions within the victim's authenticated WhatsApp session.
Mitigation Recommendations
No official patch or remediation is indicated for this package. Users should avoid installing or using the saturn-baileys package version 1.0.0 or any suspicious forks of the Baileys WhatsApp Web library. Review and remove any unauthorized subscriptions in WhatsApp channels. Monitor for suspicious package dependencies and prefer official, verified libraries.
Malicious code in saturn-baileys (npm)
Description
The saturn-baileys npm package (version 1.0.0) is a malicious fork of the Baileys WhatsApp Web library that injects covert subscription actions into the WhatsApp socket layer. Upon connection, it silently subscribes the victim's WhatsApp account to attacker-controlled channels without user consent by issuing authenticated FOLLOW queries. The target channels are obfuscated or dynamically fetched, allowing attackers to change targets post-installation. The malicious code abuses the installer's authenticated session but does not steal credentials, maintain persistence, or execute arbitrary code.
Affected software
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AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
saturn-baileys (npm package, version 1.0.0) is part of a large family of malicious Baileys WhatsApp Web library forks that inject code into the WhatsApp socket connection process. This code issues authenticated 'w:mex' FOLLOW queries to attacker-chosen WhatsApp Channel/Newsletter JIDs, subscribing the victim's account to these channels silently. The target JIDs are hidden via obfuscation or dynamically fetched from attacker-controlled remote sources, enabling runtime changes without republishing the package. The attack leverages the installer's authenticated WhatsApp session but does not exfiltrate credentials, establish persistence, or allow arbitrary remote code execution.
Potential Impact
The malicious package causes the victim's WhatsApp account to be silently subscribed to attacker-controlled channels, potentially exposing the user to unwanted content or spam. There is no credential theft, persistence, or remote code execution involved. The impact is limited to unauthorized subscription actions within the victim's authenticated WhatsApp session.
Mitigation Recommendations
No official patch or remediation is indicated for this package. Users should avoid installing or using the saturn-baileys package version 1.0.0 or any suspicious forks of the Baileys WhatsApp Web library. Review and remove any unauthorized subscriptions in WhatsApp channels. Monitor for suspicious package dependencies and prefer official, verified libraries.
Technical Details
- Gcve Source
- db.gcve.eu
- Osv Id
- MAL-2026-17404
- Osv Schema Version
- 1.7.4
- Ecosystems
- ["npm"]
Threat ID: 6abd30852a4e24523d34011a
Added to database: 09/30/2026, 15:53:41 UTC
Last enriched: 09/30/2026, 16:00:43 UTC
Last updated: 09/30/2026, 22:39:27 UTC
Views: 2
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