Description
OpenClaw before 2026.3.12 contains an authentication bypass vulnerability in Feishu webhook mode when only verificationToken is configured without encryptKey, allowing acceptance of forged events. Unauthenticated network attackers can inject forged Feishu events and trigger downstream tool execution by reaching the webhook endpoint.
Affected products
| Vendor | Product | Affected | Fixed |
|---|---|---|---|
| OpenClaw | OpenClaw | < 2026.3.12 | 2026.3.12 |
Affected packages
| Ecosystem | Package | Affected | Fixed | Record |
|---|---|---|---|---|
| npm | openclaw | < 2026.3.12 | 2026.3.12 | GHSA-g353-mgv3-8pcj |
Advisories 1
- WID-SEC-2026-0727 OpenClaw: Mehrere Schwachstellen BSI CERT-Bund (WID) · Mar 31, 2026
References
- GitHub Security Advisory (GHSA-g353-mgv3-8pcj) vendor-advisory
- VulnCheck Advisory: OpenClaw < 2026.3.12 - Forged Event Injection via Feishu Webhook Verification Token third-party-advisory