CVE-2026-53819

HIGH

OpenClaw < 2026.5.27 - Arbitrary Homebrew Executable Execution via Workspace .env Override

Title source: cna
STIX 2.1

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.

References (2)

Core 2
Core References
Vendor Advisory vendor-advisory patch
GitHub Security Advisory (GHSA-8wg3-5mcm-fjq8)
https://github.com/openclaw/openclaw/security/advisories/GHSA-8wg3-5mcm-fjq8

Scores

CVSS v3 8.8
EPSS 0.0030
EPSS Percentile 21.2%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

CISA SSVC

Vulnrichment
Exploitation none
Automatable no
Technical Impact total

Details

CWE
CWE-426
Status published
Products (3)
OpenClaw/OpenClaw < 2026.5.27
openclaw/openclaw < 2026.5.27
OpenClaw/OpenClaw 2026.5.27
Published Jun 11, 2026
Tracked Since Jun 12, 2026