What is CVE-2026-43531?

CVE-2026-43531 is a high-severity vulnerability in Openclaw, classified under CWE-15. CVSS score: 7.3/10. Published 2026-05-05.

How severe is CVE-2026-43531?

High severity. CVSS v3 base score is 7.3 out of 10.

Vulnerability in Openclaw

CVE-2026-43531

OpenClaw before 2026.4.9 contains an environment variable injection vulnerability allowing malicious workspace .env files to set runtime-control variables. Attackers can inject variables affecting update sources, gateway URLs, ClawHub reso…

EPSS: 0.000 (8.3th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 7.3 (High). Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:H.

Affected products

Openclaw — versions 0, 2026.4.9

Weakness classification (CWE)

CWE-15

References

GitHub Security Advisory (GHSA-7wv4-cc7p-jhxc) (vendor-advisory, Vendor Advisory)
Patch Commit (Patch, patch)
VulnCheck Advisory: OpenClaw < 2026.4.9 - Environment Variable Injection via Workspace .env File (Third Party Advisory, third-party-advisory)

Frequently asked questions

What is CVE-2026-43531?: CVE-2026-43531 is a high-severity vulnerability in Openclaw, classified under CWE-15. CVSS score: 7.3/10. Published 2026-05-05.
How severe is CVE-2026-43531?: High severity. CVSS v3 base score is 7.3 out of 10.