CVE-2026-32000: OpenClaw < 2026.2.19 - Command Injection via Windows Shell Fallback in Lobster Tool Execution

Severity: high (CVSS 7.1 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.6% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2026-03-19 · updated 2026-06-17
Weakness: CWE-78

Description

OpenClaw versions prior to 2026.2.19 contain a command injection vulnerability in the Lobster extension tool execution that uses Windows shell fallback with shell: true after spawn failures. Attackers can inject shell metacharacters in command arguments to execute arbitrary commands when subprocess launch fails with EINVAL or ENOENT errors.

Affected products

OpenClaw: before 2026.2.19 — fixed in 2026.2.19

How to fix

Upgrade to a fixed version: OpenClaw 2026.2.19. Check the vendor advisory for mitigations.

References

https://github.com/openclaw/openclaw/commit/ba7be018da354ea9f803ed356d20464df0437916
https://github.com/openclaw/openclaw/security/advisories/GHSA-7fcc-cw49-xm78
https://www.vulncheck.com/advisories/openclaw-command-injection-via-windows-shell-fallback-in-lobster-tool-execution

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