CVE-2026-100534

Description

OpenClaw versions before 2026.8.1 contain an authorization bypass vulnerability in webhook TaskFlow cancellation that allows attackers to cancel unrelated sessions. An attacker with a webhook route secret can supply an arbitrary child session key to cancel ACP or subagent work outside the route's configured authority.

CVSS Vector

References

• https://github.com/openclaw/openclaw/security/advisories/GHSA-g24w-m94m-59qc
• https://www.vulncheck.com/advisories/openclaw-before-2026.8.1-session-cancellation-authorization-bypass