CVE-2025-43737

Liferay Portal Vulnerable to Cross-Site Scripting via backURL Paramter

5.1 MediumFix available

A reflected cross-site scripting (XSS) vulnerability in the Liferay Portal 7.4.3.132, and Liferay DXP 2025.Q2.0 through 2025.Q2.8 and 2025.Q1.0 through 2025.Q1.15 allows a remote authenticated user to inject JavaScript code via _com_liferay_journal_web_portlet_JournalPortlet_backURL parameter.

Attack profile

How easy it is to exploit

Attack vector: Network
Complexity: Low
Privileges needed: Low
User interaction: Passive

What an attacker can affect

Confidentiality: Low
Integrity: Low
Availability: None

Exploit likelihood

0.31%Up 0.2 points since Aug 20, 2025

What each source reports

CVE List Score used 5.1

Record: CVE-2025-43737
CVSS 4.0: 5.1 MediumCVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:P/VC:L/VI:L/VA:N/SC:N/SI:N/SA:N
Weakness: CWE-79
Updated: 2026-11-02

EUVDEUVD-2025-25206 5.1

Record: EUVD-2025-25206
CVSS 4.0: 5.1 MediumCVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:P/VC:L/VI:L/VA:N/SC:N/SI:N/SA:N
Updated: 2026-11-02

GitHub AdvisoriesGHSA-vjwr-cqwf-6q96 5.1

Liferay Portal Vulnerable to Cross-Site Scripting via backURL Paramter

Record: GHSA-vjwr-cqwf-6q96
CVSS 4.0: 5.1 MediumCVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:P/VC:L/VI:L/VA:N/SC:N/SI:N/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
Weakness: CWE-79
Updated: 2026-11-02

NVD 5.1

Record: CVE-2025-43737
CVSS 4.0: 5.1 MediumCVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:P/VC:L/VI:L/VA:N/SC:N/SI:N/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
CVSS 3.1: 5.4 MediumCVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N
Weakness: CWE-79
Updated: 2026-11-02

OSV 5.4

Record: CVE-2025-43737
CVSS 3.1: 5.4 MediumCVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N
Updated: 2026-11-02

OSVGHSA-vjwr-cqwf-6q96 5.1

Liferay Portal Vulnerable to Cross-Site Scripting via backURL Paramter

Record: GHSA-vjwr-cqwf-6q96
CVSS 4.0: 5.1 MediumCVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:P/VC:L/VI:L/VA:N/SC:N/SI:N/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
Weakness: CWE-79
Updated: 2026-11-02

Affected products

Affected packages

Affected packages
Package	Affected	Fixed
`com.liferay:com.liferay.journal.web` Maven	before 5.0.196	5.0.196
`com.liferay:com.liferay.journal.web` Maven	before 5.0.196, plus listed versions 1.0.01.0.11.0.21.0.31.1.0 Show 45 moreShow less 1.1.11.10.01.10.11.10.101.10.111.10.121.10.131.10.141.10.151.10.161.10.171.10.181.10.191.10.21.10.201.10.211.10.221.10.231.10.241.10.251.10.261.10.271.10.281.10.291.10.31.10.301.10.311.10.321.10.331.10.341.10.351.10.361.10.371.10.381.10.391.10.41.10.401.10.411.10.421.10.431.10.441.10.451.10.461.10.471.10.48	5.0.196

History

History
Recorded	Changed	Sources
Nov 2, 2026	first indexed	CVE List, EUVD, GitHub Advisories, NVD, OSV

Dates are when Every CVE recorded each change. Upstream dates may differ.

In short

CVE-2025-43737 is a medium vulnerability (CVSS 5.1) in Liferay Dxp, published August 19, 2025. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.31%, the 24th percentile. Fixed in com.liferay:com.liferay.journal.web 5.0.196.

References

This page doesn't list everything

Left out here: 699 versions. The JSON record has them.