CVE-2025-43759 Liferay Portal users are able to add system admin portlets to pages

Medium 6.7 Published Updated

Admin users of a virtual instance can expose tenant lists, allowing any tenant to discover other tenants in the system.

Exploited in the wild
Not known
Login needed
An administrator
Attackable
Over the internet
Victim action needed
A user has to click or open something
Fix
Available

What is CVE-2025-43759?

CVE-2025-43759 is a medium-severity vulnerability in Liferay Digital Experience Platform, published on 22 Aug 2025. An attacker needs administrator access to exploit it, and only if a user opens a file or follows a link.

Official description

Liferay Portal 7.4.0 through 7.4.3.132, and Liferay DXP 2025.Q1.0, 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.Q1.14 and 7.4 GA through update 92 allows admin users of a virtual instance to add pages that are not in the default/main virtual instance, then any tenant can create a list of all other tenants.

Weakness: CWE-732

Which versions are affected by CVE-2025-43759?

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

PackageAffectedFixed in
com.liferay:com.liferay.layout.impl MavenAll versions6.0.147
com.liferay:com.liferay.layout.impl MavenAll versions6.0.147

Products include Liferay Digital Experience Platform, Liferay Liferay Portal.

How do I fix CVE-2025-43759?

Upgrade com.liferay:com.liferay.layout.impl to 6.0.147 or later.

Is CVE-2025-43759 being exploited?

There is no known exploitation of CVE-2025-43759 in the wild and no public exploit code.

All Liferay Digital Experience Platform vulnerabilities

Sources

Also known as GHSA-w3cr-3xw2-rp78.

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