CVE-2023-33940: Liferay Digital Experience Platform

Medium severity, CVSS 5.4. EPSS: 0.5% chance of exploitation in the next 30 days.

Cross-site scripting (XSS) vulnerability in IFrame type Remote Apps in Liferay Portal 7.4.0 through 7.4.3.30, and Liferay DXP 7.4 before update 31 allows remote attackers to inject arbitrary web script or HTML via the Remote App's IFrame URL.

Affected products

• Liferay Digital Experience Platform: version 7.4 only
• Liferay Liferay Portal: from 7.4.0, up to and including 7.4.3.30

Published 2023-05-24. Last modified 2026-06-17.