What is CVE-2025-43734?

CVE-2025-43734 is a medium-severity vulnerability in Liferay Digital_experience_platform, classified under Cross-site Scripting. CVSS score: 5.4/10. Published 2025-08-12.

How severe is CVE-2025-43734?

Medium severity. CVSS v3 base score is 5.4 out of 10.

XSS in Liferay Digital_experience_platform

CVE-2025-43734

A reflected cross-site scripting (XSS) vulnerability in the Liferay Portal 7.4.0 through 7.4.3.132, and Liferay DXP 2025.Q1.0 through 2025.Q1.10, 2024.Q4.0 through 2024.Q4.7, 2024.Q3.1 through 2024.Q3.13, 2024.Q2.1 through 2024.Q2.13, 2024…

Vulnerability class: XSS (Cross-Site Scripting)

EPSS: 0.002 (9.9th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 5.4 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N.

Affected products

Liferay Digital_experience_platform — versions 7.4
Liferay Dxp — versions 7.4.13, 2024.Q1.1, 2024Q2.0
Liferay Liferay_portal
Liferay Portal — versions 7.4.3.0

Weakness classification (CWE)

CWE-79 — Cross-site Scripting

References

security@liferay.com (Vendor Advisory)

Frequently asked questions

What is CVE-2025-43734?: CVE-2025-43734 is a medium-severity vulnerability in Liferay Digital_experience_platform, classified under Cross-site Scripting. CVSS score: 5.4/10. Published 2025-08-12.
How severe is CVE-2025-43734?: Medium severity. CVSS v3 base score is 5.4 out of 10.