CVE-2026-27566 OpenClaw < 2026.2.22 - Allowlist Bypass via Wrapper Binary Unwrapping in system.run

What is CVE-2026-27566?

CVE-2026-27566 is a high-severity command injection vulnerability in Openclaw Openclaw, published on 19 Mar 2026. Any signed-in user can exploit it over the network, with no action from the victim.

Official description

OpenClaw versions prior to 2026.2.22 contain an allowlist bypass vulnerability in system.run exec analysis that fails to unwrap env and shell-dispatch wrapper chains. Attackers can route execution through wrapper binaries like env bash to smuggle payloads that satisfy allowlist entries while executing non-allowlisted commands.

Weakness: CWE-78

Which versions are affected by CVE-2026-27566?

2 open source packages ship an affected version, including openclaw. It affects 1 product.

Products include Openclaw Openclaw.

How do I fix CVE-2026-27566?

Upgrade openclaw to 2026.2.22 or later.

Upgrade, and pass arguments to programs as a list instead of through a shell. More about Command injection.

Is CVE-2026-27566 being exploited?

There is no known exploitation of CVE-2026-27566 in the wild and no public exploit code.

Other vulnerabilities in Openclaw Openclaw

• CVE-2026-28363 Security feature bypass in OpenClaw Critical 9.9
• CVE-2026-30741 Code injection in n/a Critical 9.8
• CVE-2026-33579 OpenClaw < 2026.3.28 - Privilege Escalation via Missing Caller Scope Validation in Device Pair Approval Critical 9.4
• CVE-2026-32922 OpenClaw < 2026.3.11 - Privilege Escalation via Unvalidated Scope in device.token.rotate Critical 9.4
• CVE-2026-32978 OpenClaw < 2026.3.11 - Approval Bypass via Unrecognized Script Runners Critical 9.4

All Openclaw Openclaw vulnerabilities

Sources

• CVE record
• NVD
• OSV
• GitHub advisory
• How this page is made

Also known as GHSA-jj82-76v6-933r, MINI-5jqr-rjmm-jm2p, MINI-cpcp-9cwp-5c47.