Liferay Portal/DXP Frontend JS index.js toastData cross site scripting

Summaryinfo

A vulnerability was found in Liferay Portal and DXP. It has been rated as problematic. This issue affects some unknown processing in the library layout-taglib/__liferay__/index.js of the component Frontend JS Module. This manipulation of the argument toastData causes cross site scripting. The identification of this vulnerability is CVE-2025-2536. It is possible to initiate the attack remotely. There is no exploit available.

Detailsinfo

A vulnerability was found in Liferay Portal and DXP (version unknown). It has been declared as problematic. Affected by this vulnerability is an unknown function in the library layout-taglib/__liferay__/index.js of the component Frontend JS Module. The manipulation of the argument toastData with an unknown input leads to a cross site scripting vulnerability. The CWE definition for the vulnerability is CWE-79. The product 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. As an impact it is known to affect integrity. The summary by CVE is:

Cross-site scripting (XSS) vulnerability on Liferay Portal 7.4.3.82 through 7.4.3.128, and Liferay DXP 2024.Q3.0, 2024.Q2.0 through 2024.Q2.13, 2024.Q1.1 through 2024.Q1.12, 2023.Q4.0 through 2023.Q4.10, 2023.Q3.1 through 2023.Q3.10, 7.4 update 82 through update 92 in the Frontend JS module's layout-taglib/__liferay__/index.js allows remote attackers to inject arbitrary web script or HTML via toastData parameter

It is possible to read the advisory at liferay.dev. This vulnerability is known as CVE-2025-2536 since 03/19/2025. The exploitation appears to be easy. The attack can be launched remotely. The exploitation doesn't need any form of authentication. It demands that the victim is doing some kind of user interaction. Technical details of the vulnerability are known, but there is no available exploit. The attack technique deployed by this issue is T1059.007 according to MITRE ATT&CK.

The vulnerability scanner Nessus provides a plugin with the ID 233193 (Liferay DXP XSS (CVE-2025-2536)), which helps to determine the existence of the flaw in a target environment.

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

The vulnerability is also documented in the vulnerability database at Tenable (233193). Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

Productinfo

Type

• Enterprise Resource Planning Software

Vendor

• Liferay

Name

• DXP
• Portal

License

• open-source

CPE 2.3info

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CPE 2.2info

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Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

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