MEDIUMCVSS v3.1 5.9Vulnerability
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 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.
Properties
- Severity
- MEDIUM
- Nvd fetched at
- 2026-11-03T17:20:13.885968+00:00
- Cvss score
- 5.9
- Cvss severity
- MEDIUM
- Retrieved at
- 2026-11-03T17:21:18+00:00
- Score
- 5.9
- Last source
- NVD
- Cvss version
- 3.1
- Cve id
- CVE-2026-121557
- Cvss vector
- CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:H/A:N
- First seen by Signal
- 2026-11-03T17:21:18+00:00
- Vector
- CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:H/A:N
- Published at
- 2026-11-03T16:17:28.163
- Last modified
- 2026-11-03T16:30:49.290
Related Entities (1)
HAS_WEAKNESS (1)
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