What is CVE-2026-32896?

CVE-2026-32896 is a medium-severity vulnerability in Openclaw, classified under Missing Authentication for Critical Function. CVSS score: 4.8/10. Published 2026-03-21.

How severe is CVE-2026-32896?

Medium severity. CVSS v3 base score is 4.8 out of 10.

Auth bypass in Openclaw

CVE-2026-32896

The BlueBubbles webhook handler in OpenClaw versions prior to 2026.2.21 contains a passwordless fallback authentication path that allows unauthenticated webhook events in certain reverse-proxy or local routing configurations. Attackers can…

Vulnerability class: Broken Authentication

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

CVSS v3 metric

CVSS v3 base score 4.8 (Medium). Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:N.

Affected products

Openclaw — versions 0, 2026.2.21

Weakness classification (CWE)

CWE-306 — Missing Authentication for Critical Function

References

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

Frequently asked questions

What is CVE-2026-32896?: CVE-2026-32896 is a medium-severity vulnerability in Openclaw, classified under Missing Authentication for Critical Function. CVSS score: 4.8/10. Published 2026-03-21.
How severe is CVE-2026-32896?: Medium severity. CVSS v3 base score is 4.8 out of 10.