Vulnerability in Liferay Digital Experience Platform

CVE-2025-43816

A memory leak in the headless API for StructuredContents in Liferay Portal 7.4.0 through 7.4.3.119, and older unsupported versions, and Liferay DXP 2024.Q1.1 through 2024.Q1.5, 2023.Q4.0 through 2024.Q4.10, 2023.Q3.1 through 2023.Q3.10, 7.4 GA through update 92, and older unsupported versions allows an attacker to cause server unavailability (denial of service) via repeatedly calling the API endpoint.

EPSS: 0.003 (23.6th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 7.5 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H.

Affected products

Weakness classification (CWE)

Public proof-of-concept exploits

References

Frequently asked questions

What is CVE-2025-43816?
CVE-2025-43816 is a high-severity vulnerability in Liferay Digital Experience Platform, classified under Missing Release of Memory after Effective Lifetime. CVSS score: 7.5/10. Published 2025-09-25.
How severe is CVE-2025-43816?
High severity. CVSS v3 base score is 7.5 out of 10.
Is CVE-2025-43816 known to be exploited?
1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.