CVE-2026-41298 OpenClaw < 2026.4.2 - Authorization Bypass in Session Termination Endpoint

What is CVE-2026-41298?

CVE-2026-41298 is a medium-severity missing authorization vulnerability in Openclaw Openclaw, published on 20 Apr 2026. Any signed-in user can exploit it over the network, with no action from the victim.

Official description

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, bypassing authorization controls.

Weakness: CWE-862

Which versions are affected by CVE-2026-41298?

2 open source packages ship an affected version, including openclaw. It affects 1 product.

Products include Openclaw Openclaw.

How do I fix CVE-2026-41298?

Upgrade openclaw to 2026.4.2 or later.

Upgrade, and check permissions on every request on the server, not only in the interface. More about Missing authorization.

Is CVE-2026-41298 being exploited?

There is no known exploitation of CVE-2026-41298 in the wild and no public exploit code.

Other vulnerabilities in Openclaw Openclaw

• CVE-2026-28363 Security feature bypass in OpenClaw Critical 9.9
• CVE-2026-30741 Code injection in n/a Critical 9.8
• CVE-2026-33579 OpenClaw < 2026.3.28 - Privilege Escalation via Missing Caller Scope Validation in Device Pair Approval Critical 9.4
• CVE-2026-32922 OpenClaw < 2026.3.11 - Privilege Escalation via Unvalidated Scope in device.token.rotate Critical 9.4
• CVE-2026-32978 OpenClaw < 2026.3.11 - Approval Bypass via Unrecognized Script Runners Critical 9.4

All Openclaw Openclaw vulnerabilities

Sources

• CVE record
• NVD
• OSV
• GitHub advisory
• How this page is made

Also known as GHSA-5hff-46vh-rxmw, MINI-qmvh-qg2g-7wjg.