Description
OpenClaw before 2026.4.22 allows workspace dotenv files to override connector endpoint hosts for Matrix, Mattermost, IRC, and Synology connectors. Attackers with workspace access can redirect runtime traffic to malicious endpoints by setting endpoint variables in dotenv files.
Problem types
Unintended Proxy or Intermediary ('Confused Deputy')
Product status
Any version before 2026.4.22
2026.4.22 (semver)
Credits
Qi Deng (@qi-scape)
References
github.com/...enclaw/security/advisories/GHSA-55cf-xx38-4p9p (GitHub Security Advisory (GHSA-55cf-xx38-4p9p))
github.com/...ommit/0623079e98abf7202591f1b04a89755eb7ec9272 (Patch Commit)
www.vulncheck.com/...ost-override-via-workspace-dotenv-files (VulnCheck Advisory: OpenClaw < 2026.4.22 - Connector Endpoint Host Override via Workspace dotenv Files)