CVE-2025-43801 DoS via unchecked input for loop condition in XML-RPC

Description

Unchecked input for loop condition vulnerability in XML-RPC in Liferay Portal and Liferay DXP allows remote attackers to perform a denial-of-service (DoS) attacks via a crafted XML-RPC request.

Severity

6.9 (CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N)

Affected Version(s)

  • Liferay Portal 7.4.0 through 7.4.3.111, and older unsupported versions
  • Liferay DXP 2023.Q3.0 through 2023.Q3.4
  • Liferay DXP 7.4 GA thorugh U92
  • Liferay DXP 7.3 GA thorugh U35, and older unsupported versions

Fixed Version(s)

  • Liferay Portal 7.4.3.112
  • Liferay DXP 2024.Q1.1
  • Liferay DXP 2023.Q4.0
  • Liferay DXP 2023.Q3.5
  • Liferay DXP 7.3 U36

Publication date: Tue, 16 Sep 2025 16:09:00 +0000

Security advisories for Liferay's enterprise offerings (e.g., Liferay DXP) are only listed here since 2023. Historial advisories are availabe in the Help Center.