{"id":"CVE-2026-100534","published":"2026-09-26T03:16:58.957","lastModified":"2026-09-28T18:17:11.923","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.","cvssScore":3.1,"cvssSeverity":"LOW","cvssVector":"CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:N/I:N/A:L","cwes":["CWE-639"],"vendors":[],"products":[],"references":[{"url":"https://github.com/openclaw/openclaw/security/advisories/GHSA-g24w-m94m-59qc","tags":[]},{"url":"https://www.vulncheck.com/advisories/openclaw-before-2026.8.1-session-cancellation-authorization-bypass","tags":[]}],"exploitRefs":[{"url":"https://github.com/openclaw/openclaw/security/advisories/GHSA-g24w-m94m-59qc","tags":[]}],"hasPoc":true,"ai":null}