What is CVE-2026-8634?

CVE-2026-8634 is a critical-severity vulnerability in Openclaw Crabbox, classified under Code Injection. CVSS score: 9.1/10. Published 2026-05-14.

How severe is CVE-2026-8634?

Critical severity. CVSS v3 base score is 9.1 out of 10.

RCE in Openclaw Crabbox

CVE-2026-8634

Crabbox prior to v0.12.0 contains an environment variable exposure vulnerability that allows attackers with access to a malicious or compromised repository to forward local secrets such as API tokens, cloud credentials, and broker tokens i…

Vulnerability class: RCE (Remote Code Execution)

EPSS: 0.002 (36.7th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 9.1 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N.

Affected products

Openclaw Crabbox — versions 0, eaae40ae4ce009e60633f16f7f19600c74557f6f

Weakness classification (CWE)

CWE-94 — Code Injection

References

disclosure@vulncheck.com (release-notes)
disclosure@vulncheck.com (issue-tracking)
disclosure@vulncheck.com (patch)
disclosure@vulncheck.com (third-party-advisory)

Frequently asked questions

What is CVE-2026-8634?: CVE-2026-8634 is a critical-severity vulnerability in Openclaw Crabbox, classified under Code Injection. CVSS score: 9.1/10. Published 2026-05-14.
How severe is CVE-2026-8634?: Critical severity. CVSS v3 base score is 9.1 out of 10.