cvedb.io
CVE-2026-63765
HIGH · CVSS 8.2
EPSS exploitation probability: 0%
Published 2026-07-23T19:17:03.560 · Last modified 2026-07-23T20:04:28.110

Summary

Chatwoot before 4.16.0 contains an authentication bypass vulnerability in the direct uploads controller that allows unauthenticated attackers to create arbitrary ActiveStorage blobs in any tenant account. Attackers can exploit missing authentication checks to resolve any account and conversation, then obtain signed PUT URLs to write arbitrary data to the application's storage backend.

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References

This product uses data from the NVD API but is not endorsed or certified by the NVD. Informational only; not professional security advice.