CVE-2026-53864 – OpenClaw < 2026.5.26 – Insufficient Environment Variable Sanitization in Node.js Control Variables

CVE ID :CVE-2026-53864

Published : June 16, 2026, 7:17 p.m. | 25 minutes ago

Description :OpenClaw before 2026.5.26 contains an insufficient sanitization vulnerability in the host environment sanitizer that allows Node.js control variables to bypass validation. Attackers with access to workspace .env files, tool environment overrides, or skill environment blocks can pass malicious Node.js control variables to influence child processes or coverage output paths.

Severity: 8.1 | HIGH

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