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Liferay Portal and Liferay DXP Reflected Cross-Site Scripting Vulnerability

Vulnerability

A reflected cross-site scripting vulnerability has been identified in Liferay Portal versions 7.4.0 to 7.4.3.132, as well as in Liferay DXP versions 2025.Q2.0 to 2025.Q2.8, 2025.Q1.0 to 2025.Q1.15, 2024.Q4.0 to 2024.Q4.7, 2024.Q3.1 to 2024.Q3.13, 2024.Q2.1 to 2024.Q2.13, and 2024.Q1.1 to 2024.Q1.19. This vulnerability allows remote authenticated users to inject JavaScript code by exploiting the _com_liferay_expando_web_portlet_ExpandoPortlet_displayType parameter.

Impact

Exploitation of this vulnerability allows for reflected cross-site scripting, where an attacker can inject malicious JavaScript that is executed in the context of the user's browser.

Remediation

Users of Liferay Portal can upgrade to the latest version available on the master branch. Liferay DXP users should upgrade to version 2025.Q2.9 or 2025.Q1.16.

Added: Aug 19, 2025, 4:22 PM
Updated: Aug 19, 2025, 4:22 PM

Vulnerability Rating

Custom Algorithm
spread
3.1
impact
1.7
exploitability
5.0
remediation
7.7
relevance
0.3
threat
0.0
urgency
2.9
incentive
1.7

Our algorithm analyzes dozens of metrics to generate these 8 key vulnerability categories, which are then combined to calculate the overall risk score.