CVE-2026-43584 | THREATINT

Description

OpenClaw before 2026.4.10 contains an insufficient environment variable denylist vulnerability in its exec environment policy that allows operator-supplied overrides of high-risk interpreter startup variables including VIMINIT, EXINIT, LUA_INIT, and HOSTALIASES. Attackers can exploit this by manipulating these environment variables to influence downstream execution behavior or network connectivity.

PUBLISHED Reserved 2026-05-01 | Published 2026-05-06 | Updated 2026-05-07 | Assigner VulnCheck

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

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

Problem types

CWE-184: Incomplete List of Disallowed Inputs

Product status

Default status

unaffected

Any version before 2026.4.10

affected

2026.4.10 (semver)

unaffected

Credits

feiyang666 reporter

References

github.com/...enclaw/security/advisories/GHSA-vfp4-8x56-j7c5 (GitHub Security Advisory (GHSA-vfp4-8x56-j7c5)) vendor-advisory

github.com/...ommit/2d126fc62343a7b6895351f96e4e1474bc358140 (Patch Commit) patch

www.vulncheck.com/...onment-variable-denylist-in-exec-policy (VulnCheck Advisory: OpenClaw < 2026.4.10 - Insufficient Environment Variable Denylist in Exec Policy) third-party-advisory

cve.org (CVE-2026-43584)

nvd.nist.gov (CVE-2026-43584)

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