CVE-2026-48494
TypeBot is a chatbot builder tool. In version 3.16.1, an authenticated user who has read access to any typebot can resume a WhatsApp preview
CVSS
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Sin CVSS
EPSS
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KEV
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Exploit Today
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0-100
Publicado: 11 ago 2026 · Última mod.: 11 ago 2026 · CWE-639
Sin historial EPSS suficiente todavía.
TypeBot is a chatbot builder tool. In version 3.16.1, an authenticated user who has read access to any typebot can resume a WhatsApp preview webhook session that belongs to a different typebot by mixing an authorized `typebotId` and `blockId` and a foreign preview phone number tied to another preview session. The WhatsApp test-webhook handler authorizes the parent typebot first, but then resolves the preview chat session only by `wa-preview-{phone}`. As a result, an attacker can inject arbitrary webhook JSON into another workspace's WhatsApp preview session and advance its draft/unpublished flow without any access to the victim typebot. Version 3.17.0 patches the issue.
- github.comhttps://github.com/baptisteArno/typebot.io/commit/36a618610174fd168fb255d9c8ecc0d2cf61a192
- github.comhttps://github.com/baptisteArno/typebot.io/pull/2499
- github.comhttps://github.com/baptisteArno/typebot.io/releases/tag/v3.17.0
- github.comhttps://github.com/baptisteArno/typebot.io/security/advisories/GHSA-fqf7-mmp5-j3jq
- github.comhttps://github.com/baptisteArno/typebot.io/security/advisories/GHSA-fqf7-mmp5-j3jq