Vulnerability in Openclaw
CVE-2026-43584
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 · last modified .
CVSS v3 metric
CVSS v3 base score 8.8 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.
EPSS exploit prediction
EPSS: 0.007 (51.9th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 52nd percentile — 51.9% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.004 · newest: 0.007 · change: +0.003
Affected products
- Openclaw — versions 0, 2026.4.10
Weakness classification (CWE)
References
- github.com/openclaw/openclaw/commit/2d126fc62343a7b6895351f96e4e1474bc358140 (Patch, patch)
- github.com/openclaw/openclaw/security/advisories/GHSA-vfp4-8x56-j7c5 (vendor-advisory, Mitigation, Vendor Advisory)
- www.vulncheck.com/advisories/openclaw-insufficient-environment-variable-denylis… (Third Party Advisory, third-party-advisory)
Frequently asked questions
- What is CVE-2026-43584?
- CVE-2026-43584 is a high-severity vulnerability in Openclaw, classified under Incomplete List of Disallowed Inputs. CVSS score: 8.8/10. Published 2026-05-06.
- How severe is CVE-2026-43584?
- High severity. CVSS v3 base score is 8.8 out of 10.