PT-2026-49781 · Openclaw · Openclaw

Chinmohan Nayak · Published 2026-06-16 · Updated 2026-06-16 · CVE-2026-53864

Mitre

CVSS v3.1

8.1

High

Base vector

AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N

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.

Fix

Incomplete List of Disallowed Inputs

Weakness Enumeration

CWE-184

Related Identifiers

CVE-2026-53864

Affected Products

Openclaw

References · 3

• https://nvd.nist.gov/vuln/detail/CVE-2026-53864 · Security Note
• https://github.com/openclaw/openclaw/security/advisories/GHSA-ccwh-wwpp-6wg5 · Vendor Advisory
• https://vulncheck.com/advisories/openclaw-insufficient-environment-variable-sanitization-in-node-js-control-variables · Note