CVE-2026-41344 OpenClaw < 2026.3.28 - Privilege Escalation via chat.send /verbose Parameter

Medium 5.3 Published Updated

Attackers with write access can escalate privileges to expose restricted admin-only verbose reasoning and tool outputs via the chat.send endpoint.

Exploited in the wild
Not known
Login needed
Any signed-in user
Attackable
Over the internet
Victim action needed
Not needed
Fix
Available

What is CVE-2026-41344?

CVE-2026-41344 is a medium-severity vulnerability in Openclaw Openclaw, published on 23 Apr 2026. Any signed-in user can exploit it over the network, with no action from the victim.

Official description

OpenClaw before 2026.3.28 contains a privilege escalation vulnerability in the chat.send endpoint that allows write-scoped gateway callers to persist admin-only verboseLevel session overrides. Attackers can exploit the /verbose parameter to bypass access controls and expose sensitive reasoning or tool output intended to be restricted to administrators.

Weakness: CWE-863

Which versions are affected by CVE-2026-41344?

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

PackageAffectedFixed in
openclaw npmAll versions2026.3.28
openclaw npmAll versions2026.3.28

Products include Openclaw Openclaw.

How do I fix CVE-2026-41344?

Upgrade openclaw to 2026.3.28 or later.

Is CVE-2026-41344 being exploited?

There is no known exploitation of CVE-2026-41344 in the wild and no public exploit code.

All Openclaw Openclaw vulnerabilities

Sources

Also known as GHSA-5h2w-qmfp-ggp6, MINI-7fj7-4hpr-vmv8, MINI-xpvx-mfj9-cp6h.

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