HIGH 8.2 NVD
CVE-2026-121557
WPPConnect Server through 2.10.74 contains a missing authentication vulnerability that allows unauthenticated attackers to send WhatsApp messages by calling the
WPPConnect Server through 2.10.74 contains a missing authentication vulnerability that allows unauthenticated attackers to send WhatsApp messages by calling the Chatwoot webhook route without verifyToken middleware. Attackers who know or guess a connected session name can POST outgoing message bodies to send arbitrary texts or files from that account to any number.
References
- https://github.com/wppconnect-team/wppconnect-server
- https://github.com/wppconnect-team/wppconnect-server/blob/v2.10.74/src/controller/deviceCo
- https://github.com/wppconnect-team/wppconnect-server/blob/v2.10.74/src/routes/index.ts#L96
- https://github.com/wppconnect-team/wppconnect-server/issues/2701
- https://github.com/wppconnect-team/wppconnect-server/pull/2702
This high severity vulnerability with a CVSS score of 8.2 was published on 2026-11-03 via NVD.
vulnfeed aggregates 18261 vulnerabilities from NVD, CISA KEV,
Ubuntu, Debian, Red Hat, Kubernetes, Exploit-DB, OSS-Security, GitHub and OpenStack — updated every 4 hours.