Description
OpenClaw before 2026.4.2 fails to enforce write scopes on the POST /sessions/:sessionKey/kill endpoint in identity-bearing HTTP modes. Read-scoped callers can terminate running subagent sessions by sending requests to this endpoint, bypassing authorization controls.
Affected products
| Vendor | Product | Affected | Fixed |
|---|---|---|---|
| OpenClaw | OpenClaw | < 2026.4.2 | 2026.4.2 |
Affected packages
| Ecosystem | Package | Affected | Fixed | Record |
|---|---|---|---|---|
| npm | openclaw | < 2026.4.2 | 2026.4.2 | GHSA-5hff-46vh-rxmw |
Advisories 1
- WID-SEC-2026-0980 OpenClaw: Mehrere Schwachstellen BSI CERT-Bund (WID) · Apr 28, 2026
References
- GitHub Security Advisory (GHSA-5hff-46vh-rxmw) vendor-advisory
- Patch Commit patch
- VulnCheck Advisory: OpenClaw < 2026.4.2 - Authorization Bypass in Session Termination Endpoint third-party-advisory