XSS in Liferay Digital Experience Platform

CVE-2025-62240

Multiple cross-site scripting (XSS) vulnerabilities with Calendar events in Liferay Portal 7.4.3.35 through 7.4.3.111, and Liferay DXP 2023.Q4.0 through 2023.Q4.5, 2023.Q3.1 through 2023.Q3.7, 7.4 update 35 through update 92, and 7.3 update 25 through update 36 allow remote attackers to inject arbitrary web script or HTML via a crafted payload injected into a user’s (1) First Name, (2) Middle Name or (3) Last Name text field.

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

Weakness classification (CWE)

Public proof-of-concept exploits

References

Frequently asked questions

What is CVE-2025-62240?
CVE-2025-62240 is a medium-severity vulnerability in Liferay Digital Experience Platform, classified under Cross-site Scripting. CVSS score: 5.4/10. Published 2025-10-09.
How severe is CVE-2025-62240?
Medium severity. CVSS v3 base score is 5.4 out of 10.
Is CVE-2025-62240 known to be exploited?
1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.