CVE-2025-43816

HIGH
Published Sep 25, 2025 Modified Dec 15, 2025 CWE-401

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.

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CVSS v3.1 Score

7.5
HIGH
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Weakness Type (CWE)

CWE-401 CWE-401

Affected Products

Vendor Product
liferay digital_experience_platform
liferay digital_experience_platform
liferay digital_experience_platform
liferay digital_experience_platform
liferay digital_experience_platform
liferay digital_experience_platform
liferay digital_experience_platform
liferay digital_experience_platform
liferay digital_experience_platform
liferay digital_experience_platform
liferay digital_experience_platform
liferay digital_experience_platform
liferay digital_experience_platform
liferay digital_experience_platform
liferay digital_experience_platform
liferay digital_experience_platform
liferay digital_experience_platform
liferay digital_experience_platform
liferay digital_experience_platform
liferay digital_experience_platform
liferay digital_experience_platform
liferay digital_experience_platform
liferay digital_experience_platform
liferay digital_experience_platform
liferay digital_experience_platform
liferay digital_experience_platform
liferay digital_experience_platform
liferay digital_experience_platform
liferay digital_experience_platform
liferay digital_experience_platform
liferay digital_experience_platform
liferay digital_experience_platform
liferay digital_experience_platform
liferay digital_experience_platform
liferay digital_experience_platform
liferay digital_experience_platform
liferay digital_experience_platform
liferay digital_experience_platform
liferay digital_experience_platform
liferay digital_experience_platform
liferay digital_experience_platform
liferay digital_experience_platform
liferay digital_experience_platform
liferay digital_experience_platform
liferay digital_experience_platform
liferay digital_experience_platform
liferay digital_experience_platform
liferay digital_experience_platform
liferay digital_experience_platform
liferay digital_experience_platform
liferay digital_experience_platform
liferay digital_experience_platform
liferay digital_experience_platform
liferay digital_experience_platform
liferay digital_experience_platform
liferay digital_experience_platform
liferay digital_experience_platform
liferay digital_experience_platform
liferay digital_experience_platform
liferay digital_experience_platform
liferay digital_experience_platform
liferay digital_experience_platform
liferay digital_experience_platform
liferay digital_experience_platform
liferay digital_experience_platform
liferay digital_experience_platform
liferay digital_experience_platform
liferay digital_experience_platform
liferay digital_experience_platform
liferay digital_experience_platform
liferay digital_experience_platform
liferay digital_experience_platform
liferay digital_experience_platform
liferay digital_experience_platform
liferay digital_experience_platform
liferay digital_experience_platform
liferay digital_experience_platform
liferay digital_experience_platform
liferay digital_experience_platform
liferay digital_experience_platform
liferay digital_experience_platform
liferay digital_experience_platform
liferay digital_experience_platform
liferay digital_experience_platform
liferay digital_experience_platform
liferay digital_experience_platform
liferay digital_experience_platform
liferay digital_experience_platform
liferay digital_experience_platform
liferay digital_experience_platform
liferay digital_experience_platform
liferay digital_experience_platform
liferay digital_experience_platform
liferay digital_experience_platform
liferay digital_experience_platform
liferay digital_experience_platform
liferay digital_experience_platform
liferay liferay_portal

References

Frequently Asked Questions

What is 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. It has a CVSS v3.1 base score of 7.5 (HIGH).
How severe is CVE-2025-43816? +
CVE-2025-43816 has a CVSS v3.1 score of 7.5 out of 10, rated HIGH. This is a high-severity vulnerability that should be prioritized for patching.
What products are affected by CVE-2025-43816? +
CVE-2025-43816 affects products from liferay, specifically: digital_experience_platform, liferay_portal. Check the affected products table above for specific version ranges.
How do I check if I'm vulnerable to CVE-2025-43816? +
You can use Secably's free Website Scanner to check your website for known vulnerabilities. For infrastructure scanning, use the Port Scanner to identify exposed services that may be affected. Check the vendor advisories linked above for specific patch and version information.

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