What is CVE-2026-42429?

CVE-2026-42429 is a high-severity vulnerability in Openclaw, classified under Incorrect Authorization. CVSS score: 7.1/10. Published 2026-04-28.

How severe is CVE-2026-42429?

High severity. CVSS v3 base score is 7.1 out of 10.

Auth bypass in Openclaw

CVE-2026-42429

OpenClaw before 2026.4.8 contains a privilege escalation vulnerability in the gateway plugin HTTP authentication mechanism that escalates identity-bearing operator.read requests to runtime operator.write permissions. Attackers can exploit…

Vulnerability class: Broken Access Control

EPSS: 0.001 (20.4th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 7.1 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:H/A:N.

Affected products

Openclaw — versions 0, 2026.4.8

Weakness classification (CWE)

CWE-863 — Incorrect Authorization

References

disclosure@vulncheck.com (vendor-advisory, Vendor Advisory)
disclosure@vulncheck.com (Patch, patch)
disclosure@vulncheck.com (Third Party Advisory, third-party-advisory)

Frequently asked questions

What is CVE-2026-42429?: CVE-2026-42429 is a high-severity vulnerability in Openclaw, classified under Incorrect Authorization. CVSS score: 7.1/10. Published 2026-04-28.
How severe is CVE-2026-42429?: High severity. CVSS v3 base score is 7.1 out of 10.