Liferay Portal is vulnerable to XSS through its workflow process builder
Date: 2025-10
Affected: maven/com.liferay:com.liferay.portal.workflow.kaleo.designer.web
Attack vector: xss
Category: vulnerability-disclosure
Severity: Medium
CVE: CVE-2025-62239
CWE: CWE-79

Cross-site scripting (XSS) vulnerability in workflow process builder in Liferay Portal 7.4.3.21 through 7.4.3.111, and Liferay DXP 2023.Q4.0 through 2023.Q4.5, 2023.Q3.1 through 2023.Q3.8, and 7.4 update 21 through update 92 allows remote authenticated attackers to inject arbitrary web script or HTML via the crafted input in a workflow definition.


Mitigations:

Architectural layers (MAESTRO):