VULNERABILITY INTELLIGENCE

CVE-2026-44995

CVSS score5.4 MEDIUM
EPSS probability0.14%
CISA KEVNot currently listed
Published2026-05-11
Last modified2026-06-17
CVSS vectorCVSS:4.0/AV:L/AC:L/AT:P/PR:L/UI:P/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N

Description

OpenClaw before 2026.4.20 contains an improper environment variable validation vulnerability in MCP stdio server configuration that allows attackers to execute arbitrary code. Malicious workspace configurations can pass dangerous startup variables like NODE_OPTIONS, LD_PRELOAD, or BASH_ENV to spawned MCP server processes, enabling code injection when operators start sessions using those servers.

Weakness classification

  • CWE-829: Inclusion of Functionality from Untrusted Control Sphere

Primary references