CVE-2026-53864 OpenClaw < 2026.5.26 - Insufficient Environment Variable Sanitization in Node.js Control Variables

What is CVE-2026-53864?

CVE-2026-53864 is a high-severity code injection vulnerability in Openclaw Openclaw, published on 16 Jun 2026. Any signed-in user can exploit it over the network, with no action from the victim.

Official description

OpenClaw before 2026.5.26 contains an insufficient sanitization vulnerability in the host environment sanitizer that allows Node.js control variables to bypass validation. Attackers with access to workspace .env files, tool environment overrides, or skill environment blocks can pass malicious Node.js control variables to influence child processes or coverage output paths.

Weakness: CWE-184

Which versions are affected by CVE-2026-53864?

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

Products include Openclaw Openclaw.

How do I fix CVE-2026-53864?

Upgrade openclaw to 2026.5.26 or later.

Upgrade, and never evaluate templates, expressions or code built from user input. More about Code injection.

Is CVE-2026-53864 being exploited?

There is no known exploitation of CVE-2026-53864 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-ccwh-wwpp-6wg5, MINI-p7gw-6572-qh56.