CVE-2026-27522 OpenClaw < 2026.2.24 - Arbitrary File Read via sendAttachment and setGroupIcon Message Actions

High 7.1 Published Updated

Attackers can read arbitrary host files via message actions when the sandbox root is unset, requiring a patch to secure the server.

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-2026-27522?

CVE-2026-27522 is a high-severity path traversal vulnerability in Openclaw Openclaw, published on 18 Mar 2026. Any signed-in user can exploit it over the network, with no action from the victim.

Official description

OpenClaw versions prior to 2026.2.24 contain a local media root bypass vulnerability in sendAttachment and setGroupIcon message actions when sandboxRoot is unset. Attackers can hydrate media from local absolute paths to read arbitrary host files accessible by the runtime user.

Weakness: CWE-22

Which versions are affected by CVE-2026-27522?

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

PackageAffectedFixed in
openclaw npmAll versions2026.2.24
openclaw npmAll versions2026.2.24

Products include Openclaw Openclaw.

How do I fix CVE-2026-27522?

Upgrade openclaw to 2026.2.24 or later.

Upgrade, and resolve every user-supplied path against an allowed base folder before opening it. More about Path traversal.

Is CVE-2026-27522 being exploited?

There is no known exploitation of CVE-2026-27522 in the wild and no public exploit code.

All Openclaw Openclaw vulnerabilities

Sources

Also known as GHSA-fqcm-97m6-w7rm, MINI-945v-h5hc-gf47.

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