Description

OpenClaw before 2026.4.8 contains a remote code execution vulnerability caused by missing environment variable denylist entries for HGRCPATH, CARGO_BUILD_RUSTC_WRAPPER, RUSTC_WRAPPER, and MAKEFLAGS. Attackers can inject malicious build tool environment variables to influence host exec commands and achieve arbitrary code execution.

INFO

Published Date :

2026-04-28T18:10:16.722Z

Last Modified :

2026-04-29T15:10:29.927Z

Source :

VulnCheck
AFFECTED PRODUCTS

The following products are affected by CVE-2026-42427 vulnerability.

Vendors Products
Openclaw
  • Openclaw
REFERENCES

Here, you will find a curated list of external links that provide in-depth information to CVE-2026-42427.

URL Resource
https://github.com/openclaw/openclaw/commit/d7c3210cd6f5fdfdc1beff4c9541673e814354d5 cve-icon cve-icon
https://github.com/openclaw/openclaw/security/advisories/GHSA-7437-7hg8-frrw cve-icon cve-icon
https://www.vulncheck.com/advisories/openclaw-remote-code-execution-via-build-tool-environment-variable-injection cve-icon cve-icon
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CVSS Vulnerability Scoring System

Detailed values of each vector for above chart.
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Detailed values of each vector for above chart.
Attack Vector
Attack Complexity
Privileges Required
User Interaction
Scope
Confidentiality Impact
Integrity Impact
Availability Impact