CVE-2026-53819

High

Description

OpenClaw before 2026.5.27 contains an arbitrary code execution vulnerability in skill install flows where workspace .env files can override the Homebrew executable selection. Attackers with access to trusted operator workspaces can execute unintended Homebrew-compatible executables during skill setup to compromise the system.

SeverityHigh

CVSS8.8

Exploit probability—

ProductOpenclaw

PublishedJun 11, 2026

First seenJun 11, 2026

Weakness typeCWE-426CWE-426

How to fix

Update

openclaw openclaw2026.5.27 or later
openclaw2026.5.27 or later

Vendor advisories

github.com/openclaw/openclaw/security/advisories/GHSA-8wg3-5mcm-fjq8

Affected products

Product	Affected versions	Fixed in
openclaw openclaw	v < 2026.5.27	2026.5.27
openclawnpm	v < 2026.5.27	2026.5.27

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