What is CVE-2026-41298?

CVE-2026-41298 is a medium-severity vulnerability in Openclaw, classified under Missing Authorization. CVSS score: 5.4/10. Published 2026-04-20.

How severe is CVE-2026-41298?

Medium severity. CVSS v3 base score is 5.4 out of 10.

Auth bypass in Openclaw

CVE-2026-41298

OpenClaw before 2026.4.2 fails to enforce write scopes on the POST /sessions/:sessionKey/kill endpoint in identity-bearing HTTP modes. Read-scoped callers can terminate running subagent sessions by sending requests to this endpoint, bypass…

Vulnerability class: Broken Access Control

EPSS: 0.000 (10.4th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 5.4 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:N.

Affected products

Openclaw — versions 0, 2026.4.2

Weakness classification (CWE)

CWE-862 — Missing Authorization

References

GitHub Security Advisory (GHSA-5hff-46vh-rxmw) (vendor-advisory)
Patch Commit (patch)
VulnCheck Advisory: OpenClaw < 2026.4.2 - Authorization Bypass in Session Termination Endpoint (third-party-advisory)

Frequently asked questions

What is CVE-2026-41298?: CVE-2026-41298 is a medium-severity vulnerability in Openclaw, classified under Missing Authorization. CVSS score: 5.4/10. Published 2026-04-20.
How severe is CVE-2026-41298?: Medium severity. CVSS v3 base score is 5.4 out of 10.