OpenClaw < 2026.5.27 - Arbitrary Homebrew Executable Execution via Workspace .env Override
CVE-2026-53819

8.7HIGH

Key Information:

Vendor

Openclaw

Status
Openclaw
Vendor
CVE Published:
11 June 2026

What is CVE-2026-53819?

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.

Affected Version(s)

OpenClaw 0 < 2026.5.27

OpenClaw 2026.5.27

References

https://github.com/openclaw/openclaw/security/advisories/...
vendor-advisorypatch
https://www.vulncheck.com/advisories/openclaw-arbitrary-h...
third-party-advisory

CVSS V4

Score:
8.7
Severity:
HIGH
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Network
Attack Complexity:
Low
Attack Required:
None
Privileges Required:
Undefined
User Interaction:
Unknown

Timeline

  • Vulnerability published

  • Vulnerability Reserved

Credit

侯海飞 (@feynman-hou)
.