Description
OpenClaw before 2026.4.2 contains an insufficient scope vulnerability in Zalo webhook replay dedupe keys that allows legitimate events from different conversations or senders to collide. Attackers can exploit weak deduplication scoping to cause silent message suppression and disrupt bot workflows across chat sessions.
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-rxmx-g7hr-8mx4 |
Advisories 1
- WID-SEC-2026-0980 OpenClaw: Mehrere Schwachstellen BSI CERT-Bund (WID) · Apr 28, 2026
References
- GitHub Security Advisory (GHSA-rxmx-g7hr-8mx4) vendor-advisory
- Patch Commit patch
- VulnCheck Advisory: OpenClaw < 2026.4.2 - Insufficient Scope in Zalo Webhook Replay Dedupe Keys third-party-advisory