CVE-2025-43756

Name: CVE-2025-43756
Creator: NVD / NIST
Published: 2025-08-21T17:15:30.933+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

MEDIUMCVSS 6.9/10EPSS 0.20%

Last modified Jun 17, 2026

CVE-2025-43756 is a medium-severity vulnerability rated 6.9/10 on the CVSS scale. A reflected cross-site scripting (XSS) vulnerability in the Liferay Portal 7.4.3.132, and Liferay DXP 2025.Q1.0 through 2025.Q1.15, 2025.Q2.0 through 2025.Q2.2 and 2024.Q1.13 through 2024.Q1.19 allows a remote authenticated user to inject JavaScript code via snippet parameter.. EPSS estimates a 0.20% chance of exploitation in the next 30 days.

Description

A reflected cross-site scripting (XSS) vulnerability in the Liferay Portal 7.4.3.132, and Liferay DXP 2025.Q1.0 through 2025.Q1.15, 2025.Q2.0 through 2025.Q2.2 and 2024.Q1.13 through 2024.Q1.19 allows a remote authenticated user to inject JavaScript code via snippet parameter.

Metrics

CVSS 3.1

5.4/10

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

CVSS 4.0

6.9/10

CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:L/VA:N/SC:L/SI:L/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

0.20%

9.9th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-79

Affected Software

Vendor	Product	Versions
Liferay	Digital Experience Platform	>= 2024.q1.1, < 2024.q1.20
Liferay	Digital Experience Platform	>= 2025.Q1.0, < 2025.Q1.16
Liferay	Digital Experience Platform	>= 2025.Q2.0, < 2025.Q2.3
Liferay	Liferay Portal	7.4.3.132

References

https://liferay.dev/portal/security/known-vulnerabilities/-/asset_publisher/jekt/content/CVE-2025-43756Vendor Advisory

Timeline

Published: Aug 21, 2025
Last Modified: Jun 17, 2026
Status: Analyzed

Frequently Asked Questions

What is CVE-2025-43756?

How severe is CVE-2025-43756?

CVE-2025-43756 has a CVSS score of 6.9/10 (MEDIUM severity). The EPSS model estimates a 0.20% probability of exploitation in the next 30 days.

How do I fix CVE-2025-43756?

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-2025-43756?

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

Scan your code now

Source: NVD / NIST