What is CVE-2026-31999?

CVE-2026-31999 is a medium-severity vulnerability in Openclaw, classified under OS Command Injection. CVSS score: 6.3/10. Published 2026-03-19.

How severe is CVE-2026-31999?

Medium severity. CVSS v3 base score is 6.3 out of 10.

RCE in Openclaw

CVE-2026-31999

OpenClaw versions 2026.2.26 prior to 2026.3.1 on Windows contain a current working directory injection vulnerability in wrapper resolution for .cmd/.bat files that allows attackers to influence execution behavior through cwd manipulation…

Vulnerability class: Command Injection (OS Command Injection)

EPSS: 0.001 (25.9th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 6.3 (Medium). Vector: CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:N/I:H/A:H.

Affected products

Openclaw — versions 2026.2.26, 2026.3.1

Weakness classification (CWE)

CWE-78 — OS Command Injection

References

GitHub Security Advisory (GHSA-6f6j-wx9w-ff4j) (third-party-advisory)
VulnCheck Advisory: OpenClaw 2026.2.26 < 2026.3.1 - Current Working Directory Injection via Windows Wrapper Resolution Fallback (third-party-advisory)

Frequently asked questions

What is CVE-2026-31999?: CVE-2026-31999 is a medium-severity vulnerability in Openclaw, classified under OS Command Injection. CVSS score: 6.3/10. Published 2026-03-19.
How severe is CVE-2026-31999?: Medium severity. CVSS v3 base score is 6.3 out of 10.