{"id":"CVE-2026-29606","aliases":["GHSA-c37p-4qqg-3p76"],"url":"https://o3.security/vulnerability/CVE-2026-29606","summary":"OpenClaw < 2026.2.14 - Webhook Signature Verification Bypass via ngrok Loopback Compatibility","details":"OpenClaw versions prior to 2026.2.14 contain a webhook signature-verification bypass in the voice-call extension that allows unauthenticated requests when the tunnel.allowNgrokFreeTierLoopbackBypass option is explicitly enabled. An external attacker can send forged requests to the publicly reachable webhook endpoint without a valid X-Twilio-Signature header, resulting in unauthorized webhook event handling and potential request flooding attacks.","published":"2026-03-05T22:00:05.680Z","modified":"2026-08-07T11:50:51.640001154Z","cvss":null,"epss":null,"cisaKev":null,"exploitsKnown":0,"affectedPackages":[{"ecosystem":"npm","name":"openclaw","fixedVersion":"2026.2.14"}],"fix":{"url":"https://github.com/openclaw/openclaw/commit/ff11d8793b90c52f8d84dae3fbb99307da51b5c9","label":"openclaw/openclaw@ff11d87"},"references":[{"type":"ADVISORY","url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/29xxx/CVE-2026-29606.json"},{"type":"ADVISORY","url":"https://github.com/openclaw/openclaw/security/advisories/GHSA-c37p-4qqg-3p76"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-29606"},{"type":"ADVISORY","url":"https://www.vulncheck.com/advisories/openclaw-webhook-signature-verification-bypass-via-ngrok-loopback-compatibility"},{"type":"FIX","url":"https://github.com/openclaw/openclaw/commit/ff11d8793b90c52f8d84dae3fbb99307da51b5c9"}],"provenance":{"sources":["OSV.dev","FIRST.org (EPSS)"],"lastVerified":"2026-08-07T11:50:51.640001154Z"}}