CVE-2025-43734: Liferay Portal 7.4.0 and Liferay DXP have a reflected cross-site scripting (XSS) vulnerability

CVE-2025-43734 · Severity: medium · CVSS 4 · Published 2025-08-12

Liferay Portal 7.4.0 and Liferay DXP have a reflected cross-site scripting (XSS) vulnerability

Technologies: com.liferay:com.liferay.frontend.taglib.clay (Maven), com.liferay.portal:release.dxp.bom (Maven), com.liferay.portal:release.portal.bom (Maven). Vendors: Maven.

Quick answers

Is CVE-2025-43734 exploited in the wild?
No. Junglewise Threat Intelligence has no report of CVE-2025-43734 being exploited in the wild.
How severe is CVE-2025-43734?
Medium severity, with a CVSS score of 4, published 12 August 2025.
Which products and versions are affected?
com.liferay:com.liferay.frontend.taglib.clay (Maven) ECOSYSTEM:introduced=0,fixed=15.2.2; com.liferay.portal:release.dxp.bom (Maven) ECOSYSTEM:introduced=2024.q4.0,last_affected=2024.q4.7; com.liferay.portal:release.portal.bom (Maven) ECOSYSTEM:introduced=7.4.0,last_affected=7.4.3.132.
Is there a fix for CVE-2025-43734?
Yes. com.liferay:com.liferay.frontend.taglib.clay (Maven): upgrade to 15.2.2 or later. Junglewise finds every place you run it, drafts the upgrade and applies it once you approve.
Am I affected by CVE-2025-43734?
Check whether you run com.liferay:com.liferay.frontend.taglib.clay (Maven), com.liferay.portal:release.dxp.bom (Maven) or com.liferay.portal:release.portal.bom (Maven) at an affected version. Junglewise does that check for you around the clock: connect your code, cloud and domains, and it matches new vulnerabilities like this one against what you actually run and tells you when one reaches you.

How to fix

  • com.liferay:com.liferay.frontend.taglib.clay (Maven): upgrade to 15.2.2 or later
    # set com.liferay:com.liferay.frontend.taglib.clay to 15.2.2 in your pom.xml or build.gradle

Affected products

  • com.liferay:com.liferay.frontend.taglib.clay (Maven) ECOSYSTEM:introduced=0,fixed=15.2.2
  • com.liferay.portal:release.dxp.bom (Maven) ECOSYSTEM:introduced=2024.q4.0,last_affected=2024.q4.7
  • com.liferay.portal:release.portal.bom (Maven) ECOSYSTEM:introduced=7.4.0,last_affected=7.4.3.132

Identifiers

  • CVE-2025-43734
  • GHSA-m5c7-5gv3-hcpf

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