CVE-2021-33326: Liferay Digital Experience Platform

Medium severity, CVSS 6.1. EPSS: 1% chance of exploitation in the next 30 days.

Cross-site scripting (XSS) vulnerability in the Frontend JS module in Liferay Portal 7.3.4 and earlier, and Liferay DXP 7.0 before fix pack 96, 7.1 before fix pack 20 and 7.2 before fix pack 9, allows remote attackers to inject arbitrary web script or HTML via the title of a modal window.

Affected products

• Liferay Digital Experience Platform: version 7.0 only; version 7.1 only; version 7.2 only
• Liferay Liferay Portal: before 7.3.5 (fixed in 7.3.5)

Published 2021-08-03. Last modified 2026-06-17.