What is CVE-2026-41373?

CVE-2026-41373 is a medium-severity vulnerability in Openclaw, classified under Uncontrolled Search Path Element. CVSS score: 6.1/10. Published 2026-04-28.

How severe is CVE-2026-41373?

Medium severity. CVSS v3 base score is 6.1 out of 10.

Vulnerability in Openclaw

CVE-2026-41373

OpenClaw before 2026.3.31 contains an incomplete host-env-security-policy.json that fails to restrict compiler binary environment variables, allowing untrusted models to substitute CC, CXX, CARGO_BUILD_RUSTC, and CMAKE_C_COMPILER via envir…

EPSS: 0.000 (2.5th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 6.1 (Medium). Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:H/A:N.

Affected products

Openclaw — versions 0, 2026.3.31

Weakness classification (CWE)

CWE-427 — Uncontrolled Search Path Element

References

GitHub Security Advisory (GHSA-g8xp-qx39-9jq9) (vendor-advisory, Vendor Advisory)
Patch Commit (Patch, patch)
VulnCheck Advisory: OpenClaw < 2026.3.31 - Compiler Binary Substitution via Environment Variable Override in Host Execution Policy (Third Party Advisory, third-party-advisory)

Frequently asked questions

What is CVE-2026-41373?: CVE-2026-41373 is a medium-severity vulnerability in Openclaw, classified under Uncontrolled Search Path Element. CVSS score: 6.1/10. Published 2026-04-28.
How severe is CVE-2026-41373?: Medium severity. CVSS v3 base score is 6.1 out of 10.