Vulnerability Details CVE-2026-42427
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.
Exploit prediction scoring system (EPSS) score
CVSS Severity
CVSS v3 Score 5.3