CVE-2025-43736: liferay portal DoS — Fix

Description

A Denial Of Service via File Upload (DOS) vulnerability in the Liferay Portal 7.4.3.0 through 7.4.3.132, and Liferay DXP 2025.Q1.0 through 2025.Q1.8, 2024.Q4.0 through 2024.Q4.7, 2024.Q3.0 through 2024.Q3.13, 2024.Q2.0 through 2024.Q2.13, 2024.Q1.1 through 2024.Q1.16 and 7.4 GA through update 92 allows a user to upload more than 300kb profile picture into the user profile. This size more than the noted max 300kb size. This extra amount of data can make Liferay slower.

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CVSS v3.1 Score

4.3

MEDIUM

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

Weakness Type (CWE)

CWE-770 CWE-770

Affected Products

Vendor	Product	Versions
liferay	digital_experience_platform	2024.q1.1 — 2024.q1.16
liferay	digital_experience_platform	2024.Q2.1 — 2024.Q2.13
liferay	digital_experience_platform	2024.q3.1 — 2024.q3.13
liferay	digital_experience_platform	2024.q4.0 — 2024.q4.7
liferay	digital_experience_platform	2025.q1.0 — 2025.q1.8
liferay	digital_experience_platform	All
liferay	liferay_portal	7.4.3.0 — 7.4.3.132

References

Advisories & Patches

https://liferay.dev/portal/security/known-vulnerabilities/-/asset_publisher/jekt/content/CVE-2025-43736

Frequently Asked Questions

What is CVE-2025-43736? +

A Denial Of Service via File Upload (DOS) vulnerability in the Liferay Portal 7.4.3.0 through 7.4.3.132, and Liferay DXP 2025.Q1.0 through 2025.Q1.8, 2024.Q4.0 through 2024.Q4.7, 2024.Q3.0 through 2024.Q3.13, 2024.Q2.0 through 2024.Q2.13, 2024.Q1.1 through 2024.Q1.16 and 7.4 GA through update 92 allows a user to upload more than 300kb profile picture into the user profile. This size more than the noted max 300kb size. This extra amount of data can make Liferay slower. It has a CVSS v3.1 base score of 4.3 (MEDIUM).

How severe is CVE-2025-43736? +

CVE-2025-43736 has a CVSS v3.1 score of 4.3 out of 10, rated MEDIUM. This is a medium-severity vulnerability that should be remediated as part of regular maintenance.

What products are affected by CVE-2025-43736? +

CVE-2025-43736 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-2025-43736? +

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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