What is CVE-2026-35621?

CVE-2026-35621 is a medium-severity vulnerability in Openclaw, classified under Missing Authorization. CVSS score: 6.5/10. Published 2026-04-10.

How severe is CVE-2026-35621?

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

Auth bypass in Openclaw

CVE-2026-35621

OpenClaw before 2026.3.24 contains a privilege escalation vulnerability where the /allowlist command fails to re-validate gateway client scopes for internal callers, allowing operator.write-scoped clients to mutate channel authorization po…

Vulnerability class: Broken Access Control

EPSS: 0.000 (11.6th percentile) — read the EPSS interpretation.

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.

Affected products

Openclaw — versions 0, 2026.3.24

Weakness classification (CWE)

CWE-862 — Missing Authorization

References

GitHub Security Advisory (GHSA-94pw-c6m8-p9p9) (third-party-advisory)
VulnCheck Advisory: OpenClaw < 2026.3.24 - Privilege Escalation via chat.send to Allowlist Persistence (third-party-advisory)

Frequently asked questions

What is CVE-2026-35621?: CVE-2026-35621 is a medium-severity vulnerability in Openclaw, classified under Missing Authorization. CVSS score: 6.5/10. Published 2026-04-10.
How severe is CVE-2026-35621?: Medium severity. CVSS v3 base score is 6.5 out of 10.