CVE-2026-53864

HIGH

OpenClaw < 2026.5.26 - Insufficient Environment Variable Sanitization in Node.js Control Variables

Title source: cna
STIX 2.1

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.

References (2)

Core 2
Core References
Vendor Advisory vendor-advisory
GitHub Security Advisory (GHSA-ccwh-wwpp-6wg5)
https://github.com/openclaw/openclaw/security/advisories/GHSA-ccwh-wwpp-6wg5
Third Party Advisory third-party-advisory
VulnCheck Advisory: OpenClaw < 2026.5.26 - Insufficient Environment Variable Sanitization in Node.js Control Variables
https://www.vulncheck.com/advisories/openclaw-insufficient-environment-variable-sanitization-in-node-js-control-variables

Scores

CVSS v3 8.1
EPSS 0.0025
EPSS Percentile 15.7%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N

CISA SSVC

Vulnrichment
Exploitation none
Automatable no
Technical Impact total

Details

CWE
CWE-184
Status published
Products (5)
npm/openclaw 0 - 2026.5.26npm
openclaw/openclaw 2026.5.26 beta1 (2 CPE variants)
OpenClaw/OpenClaw < 2026.5.26
openclaw/openclaw < 2026.5.26
OpenClaw/OpenClaw 2026.5.26
Published Jun 16, 2026
Tracked Since Jun 17, 2026