CVE-2026-35652: OpenClaw: Mattermost callback dispatch allowed non-allowlisted sender actions

March 26, 2026 (updated April 10, 2026)

Mattermost interactive callback dispatch could run action handlers before normal sender authorization checks completed.

References

github.com/advisories/GHSA-8883-9w57-vwv6
github.com/openclaw/openclaw
github.com/openclaw/openclaw/commit/a47722de7e3c9cbda8d5512747ca7e3bb8f6ee66
github.com/openclaw/openclaw/security/advisories/GHSA-8883-9w57-vwv6
nvd.nist.gov/vuln/detail/CVE-2026-35652

Code Behaviors & Features

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