CVE-2023-38693 RCE in Lucee REST endpoint

Critical 9.8 Published Updated

Attackers can achieve remote code execution via XML External Entity injection in the Lucee REST endpoint.

Exploited in the wild
Not known
Login needed
Not needed
Attackable
Over the internet
Victim action needed
Not needed
Fix
Available

What is CVE-2023-38693?

CVE-2023-38693 is a critical vulnerability in Lucee, published on 5 Mar 2025. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

Lucee Server (or simply Lucee) is a dynamic, Java based, tag and scripting language used for rapid web application development. The Lucee REST endpoint is vulnerable to RCE via an XML XXE attack. This vulnerability is fixed in Lucee 5.4.3.2, 5.3.12.1, 5.3.7.59, 5.3.8.236, and 5.3.9.173.

Weakness: CWE-611

Which versions are affected by CVE-2023-38693?

10 open source packages ship an affected version, including org.lucee:lucee.

PackageAffectedFixed in
org.lucee:lucee MavenAll versions to 5.3.7.59None
org.lucee:lucee MavenAll versions to 5.3.7.59None
org.lucee:lucee MavenFrom 5.3.10.79-RC5.3.12.1
org.lucee:lucee MavenFrom 5.3.10.79-RC5.3.12.1
org.lucee:lucee MavenFrom 5.3.8.132-RC5.3.8.236
org.lucee:lucee MavenFrom 5.3.8.132-RC5.3.8.236
4 more packages
org.lucee:lucee MavenFrom 5.3.9.1135.3.9.173
org.lucee:lucee MavenFrom 5.3.9.1135.3.9.173
org.lucee:lucee MavenFrom 5.4.0.65-RC5.4.3.2
org.lucee:lucee MavenFrom 5.4.0.65-RC5.4.3.2

How do I fix CVE-2023-38693?

Upgrade org.lucee:lucee to a fixed version for your release line: 5.3.12.1, 5.3.8.236, 5.3.9.173 or 5.4.3.2.

Is CVE-2023-38693 being exploited?

There is no known exploitation of CVE-2023-38693 in the wild and no public exploit code.

Sources

Also known as GHSA-vwjx-mmwm-pwrf.

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