What is CVE-2025-43829?

CVE-2025-43829 is a medium-severity vulnerability in Liferay Digital Experience Platform, classified under Cross-site Scripting. CVSS score: 5.4/10. Published 2025-10-08.

How severe is CVE-2025-43829?

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

Is CVE-2025-43829 known to be exploited?

1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.

XSS in Liferay Digital Experience Platform

CVE-2025-43829

Stored cross-site scripting (XSS) vulnerability in diagram type products in Commerce in Liferay Portal 7.4.3.18 through 7.4.3.111, and Liferay DXP 2023.Q4.0 through 2023.Q4.5, 2023.Q3.1 through 2023.Q3.8, and 7.4 update 18 through update 92 allows remote attackers to inject arbitrary web script or HTML via a crafted payload injected into a SVG file.

Vulnerability class: XSS (Cross-Site Scripting)

EPSS: 0.002 (11.0th 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 7.3, 7.4
Liferay Dxp — versions 7.4.13-u18, 2023.Q3.1, 2023.Q4.0
Liferay Liferay_portal
Liferay Portal — versions 7.4.3.18

Weakness classification (CWE)

CWE-79 — Cross-site Scripting

Public proof-of-concept exploits

fkie-cad/nvd-json-data-feeds

References

security@liferay.com (Vendor Advisory)

Frequently asked questions

What is CVE-2025-43829?: CVE-2025-43829 is a medium-severity vulnerability in Liferay Digital Experience Platform, classified under Cross-site Scripting. CVSS score: 5.4/10. Published 2025-10-08.
How severe is CVE-2025-43829?: Medium severity. CVSS v3 base score is 5.4 out of 10.
Is CVE-2025-43829 known to be exploited?: 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.