What is CVE-2026-28448?

CVE-2026-28448 is a high-severity vulnerability in Openclaw, classified under Improper Authorization. CVSS score: 7.3/10. Published 2026-03-05.

How severe is CVE-2026-28448?

High severity. CVSS v3 base score is 7.3 out of 10.

Auth bypass in Openclaw

CVE-2026-28448

OpenClaw versions 2026.1.29 prior to 2026.2.1 contain a vulnerability in the Twitch plugin (must be installed and enabled) in which it fails to enforce the allowFrom allowlist when allowedRoles is unset or empty, allowing unauthorized Twitch users to trigger agent dispatch. Remote attackers can mention the bot in Twitch chat to bypass access control and invoke the agent pipeline, potentially causing unintended actions or resource exhaustion.

EPSS: 0.004 (36.3th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 7.3 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L.

Affected products

Openclaw — versions 2026.1.29

Weakness classification (CWE)

CWE-285 — Improper Authorization

References

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

Frequently asked questions

What is CVE-2026-28448?: CVE-2026-28448 is a high-severity vulnerability in Openclaw, classified under Improper Authorization. CVSS score: 7.3/10. Published 2026-03-05.
How severe is CVE-2026-28448?: High severity. CVSS v3 base score is 7.3 out of 10.