What is CVE-2026-42433?

CVE-2026-42433 is a medium-severity vulnerability in Openclaw, classified under Missing Authorization. CVSS score: 6.5/10. Published 2026-05-05.

How severe is CVE-2026-42433?

Medium severity. CVSS v3 base score is 6.5 out of 10.

Auth bypass in Openclaw

CVE-2026-42433

OpenClaw before 2026.4.10 contains an authorization bypass vulnerability allowing operator.write message-tool paths to access Matrix profile persistence requiring admin-level authority. Attackers can exploit insufficient access controls to mutate persistent profile configuration through non-owner message-tool runs.

Vulnerability class: Broken Access Control

Published 2026-05-05 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 6.5 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N.

EPSS exploit prediction

EPSS: 0.004 (33.1th percentile), scored 2026-09-30.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 33rd percentile — 33.1% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.003 · newest: 0.004 · change: +0.001

Affected products

Openclaw — versions 0, 2026.4.10

Weakness classification (CWE)

CWE-862 — Missing Authorization

References

github.com/openclaw/openclaw/security/advisories/GHSA-7jp6-r74r-995q (vendor-advisory)
github.com/openclaw/openclaw/commit/fe0f686c9228fffcec6de4011da45e69a6e23e54 (patch)
www.vulncheck.com/advisories/openclaw-unauthorized-matrix-profile-config-persis… (third-party-advisory)

Frequently asked questions

What is CVE-2026-42433?: CVE-2026-42433 is a medium-severity vulnerability in Openclaw, classified under Missing Authorization. CVSS score: 6.5/10. Published 2026-05-05.
How severe is CVE-2026-42433?: Medium severity. CVSS v3 base score is 6.5 out of 10.