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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.

PUBLISHED Reserved 2026-06-10 | Published 2026-06-11 | Updated 2026-06-11 | Assigner VulnCheck




HIGH: 8.7CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:P/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N

HIGH: 8.8CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Problem types

Untrusted Search Path

Product status

Default status
unaffected

Any version before 2026.5.27
affected

2026.5.27 (semver)
unaffected

Credits

侯海飞 (@feynman-hou) reporter

References

github.com/...enclaw/security/advisories/GHSA-8wg3-5mcm-fjq8 (GitHub Security Advisory (GHSA-8wg3-5mcm-fjq8)) vendor-advisory patch

www.vulncheck.com/...le-execution-via-workspace-env-override third-party-advisory

cve.org (CVE-2026-53819)

nvd.nist.gov (CVE-2026-53819)

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