VULNERABILITY INTELLIGENCE

CVE-2026-42427

CVSS score5.3 MEDIUM
EPSS probability0.19%
CISA KEVNot currently listed
Published2026-04-28
Last modified2026-06-17
CVSS vectorCVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:L/I:H/A:N

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.

Weakness classification

  • disclosure@vulncheck.com: CWE-184

Primary references