CVE-2025-43816

Name: CVE-2025-43816
Creator: NVD / NIST
Published: 2025-09-25T20:15:34.93+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

MEDIUMCVSS 6.9/10EPSS 0.31%

Last modified Jun 17, 2026

CVE-2025-43816 is a medium-severity vulnerability rated 6.9/10 on the CVSS scale. 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 estimates a 0.31% chance of exploitation in the next 30 days.

Description

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.

Metrics

CVSS 3.1

7.5/10

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

CVSS 4.0

6.9/10

CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X

EPSS Probability

0.31%

22.9th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-401

Affected Software

Vendor	Product	Versions
Liferay	Digital Experience Platform	< 7.4
Liferay	Digital Experience Platform	>= 2023.Q3.1, <= 2023.Q3.10
Liferay	Digital Experience Platform	>= 2023.q4.0, <= 2023.q4.10
Liferay	Digital Experience Platform	>= 2024.Q1.1, < 2024.Q1.6
Liferay	Digital Experience Platform	7.4
Liferay	Liferay Portal	< 7.4.3.120

References

https://liferay.dev/portal/security/known-vulnerabilities/-/asset_publisher/jekt/content/CVE-2025-43816Vendor Advisory

Timeline

Published: Sep 25, 2025
Last Modified: Jun 17, 2026
Status: Analyzed

Frequently Asked Questions

What is CVE-2025-43816?

How severe is CVE-2025-43816?

CVE-2025-43816 has a CVSS score of 6.9/10 (MEDIUM severity). The EPSS model estimates a 0.31% probability of exploitation in the next 30 days.

How do I fix CVE-2025-43816?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2025-43816?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST