CVE-2025-43755 Liferay Portal Stored Cross-Site Scripting Vulnerability via GroupPagesPortlet_type Parameter

Medium 5.1 Published Updated

Remote authenticated attackers can inject JavaScript into Liferay Portal via a specific parameter, enabling session hijacking or malicious actions.

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

What is CVE-2025-43755?

CVE-2025-43755 is a medium-severity cross-site scripting vulnerability in Liferay Digital Experience Platform, published on 21 Aug 2025. An attacker needs administrator access to exploit it, with no action from the victim.

Official description

A Stored cross-site scripting vulnerability in the Liferay Portal 7.4.0 t through 7.4.3.132, and Liferay DXP 2025.Q2.0, 2025.Q1.0 through 2025.Q1.13, 2024.Q4.0 through 2024.Q4.7, 2024.Q3.0 through 2024.Q3.13, 2024.Q2.0 through 2024.Q2.13, 2024.Q1.1 through 2024.Q1.17 and 7.4 GA through update 92 allows an remote authenticated attacker to inject JavaScript into the _com_liferay_layout_admin_web_portlet_GroupPagesPortlet_type parameter.

Weakness: CWE-79

Which versions are affected by CVE-2025-43755?

2 open source packages ship an affected version, including com.liferay:com.liferay.layout.admin.web. It affects 2 products.

PackageAffectedFixed in
com.liferay:com.liferay.layout.admin.web MavenAll versions5.0.191
com.liferay:com.liferay.layout.admin.web MavenAll versions5.0.191

Products include Liferay Digital Experience Platform, Liferay Liferay Portal.

How do I fix CVE-2025-43755?

Upgrade com.liferay:com.liferay.layout.admin.web to 5.0.191 or later.

Escape output for the context it lands in and set a strict Content Security Policy. Upgrading the affected component is the real fix. More about Cross-site scripting.

Is CVE-2025-43755 being exploited?

There is no known exploitation of CVE-2025-43755 in the wild and no public exploit code.

All Liferay Digital Experience Platform vulnerabilities

Sources

Also known as GHSA-58cq-8wm2-6m87.

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