CVE-2026-121557 WPPConnect Server through 2.10.74 Missing Authentication via /api/:session/chatwoot

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...

CVE-2026-121557

The WPPConnect Server (versions through 2.10.74 ) is vulnerable to a missing authentication flaw in the Chatwoot webhook route (/api/:session/chatwoot). The root cause is the absence of the verifyToken middleware, allowing unauthenticated attackers to send arbitrary WhatsApp messages, including t...