What is CVE-2026-28468?

CVE-2026-28468 is a high-severity vulnerability in Openclaw, classified under Missing Authentication for Critical Function. CVSS score: 7.7/10. Published 2026-03-05.

How severe is CVE-2026-28468?

High severity. CVSS v3 base score is 7.7 out of 10.

Auth bypass in Openclaw

CVE-2026-28468

OpenClaw versions 2026.1.29-beta.1 prior to 2026.2.14 contain a vulnerability in the sandbox browser bridge server in which it accepts requests without requiring gateway authentication, allowing local attackers to access browser control endpoints. A local attacker can enumerate tabs, retrieve WebSocket URLs, execute JavaScript, and exfiltrate cookies and session data from authenticated browser contexts.

Vulnerability class: Broken Authentication

EPSS: 0.001 (3.9th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 7.7 (High). Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N.

Affected products

Openclaw — versions 2026.1.29-beta.1

Weakness classification (CWE)

CWE-306 — Missing Authentication for Critical Function

References

disclosure@vulncheck.com (vendor-advisory, Vendor Advisory)
disclosure@vulncheck.com (Patch, patch)
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-2026-28468?: CVE-2026-28468 is a high-severity vulnerability in Openclaw, classified under Missing Authentication for Critical Function. CVSS score: 7.7/10. Published 2026-03-05.
How severe is CVE-2026-28468?: High severity. CVSS v3 base score is 7.7 out of 10.