Liferay Portal & DXP XSS via ExpandoPortlet_displayType (remote auth)
CVE-2025-43738 Published on August 19, 2025
A reflected cross-site scripting (XSS) vulnerability in the Liferay Portal 7.4.0 through 7.4.3.132, and Liferay DXP 2025.Q2.0 through 2025.Q2.8, 2025.Q1.0 through 2025.Q1.15, 2024.Q4.0 through 2024.Q4.7, 2024.Q3.1 through 2024.Q3.13, 2024.Q2.1 through 2024.Q2.13 and 2024.Q1.1 through 2024.Q1.19 allows a remote authenticated user to inject JavaScript code via _com_liferay_expando_web_portlet_ExpandoPortlet_displayType parameter.
Weakness Type
What is a XSS Vulnerability?
The software does not neutralize or incorrectly neutralizes user-controllable input before it is placed in output that is used as a web page that is served to other users.
CVE-2025-43738 has been classified to as a XSS vulnerability or weakness.
Affected Versions
Liferay Portal:- Version 7.4.0, <= 7.4.3.132 is affected.
- Version 2024.Q1.1, <= 2024.Q1.19 is affected.
- Version 2024.Q2.1, <= 2024.Q2.13 is affected.
- Version 2024.Q3.1, <= 2024.Q3.13 is affected.
- Version 2024.Q4.0, <= 2024.Q4.7 is affected.
- Version 2025.Q1.0, <= 2025.Q1.15 is affected.
- Version 2025.Q2.0, <= 2025.Q2.8 is affected.
Exploit Probability
EPSS (Exploit Prediction Scoring System) scores estimate the probability that a vulnerability will be exploited in the wild within the next 30 days. The percentile shows you how this score compares to all other vulnerabilities.