Description
OpenClaw before 2026.5.12 contains an allowlist bypass vulnerability in PowerShell encoded-command handling that allows attackers to execute encoded commands using abbreviated flag aliases not recognized by the allowlist parser. Remote authenticated operators can bypass execution allowlist checks by using unrecognized encoded-command alias forms to execute arbitrary PowerShell content.
Affected products
| Vendor | Product | Affected | Fixed |
|---|---|---|---|
| OpenClaw | OpenClaw | < 2026.5.12 | 2026.5.12 |
Affected packages
| Ecosystem | Package | Affected | Fixed | Record |
|---|---|---|---|---|
| npm | openclaw | < 2026.5.12 | 2026.5.12 | GHSA-j472-gf56-x589 |
Advisories 1
- WID-SEC-2026-1913 OpenClaw: Mehrere Schwachstellen ermöglichen die Umgehung von Sicherheitsmaßnahmen BSI CERT-Bund (WID) · Jun 14, 2026
References
- GitHub Security Advisory (GHSA-j472-gf56-x589) vendor-advisory
- VulnCheck Advisory: OpenClaw < 2026.5.12 - Allowlist Bypass via PowerShell Encoded-Command Aliases third-party-advisory