CVE-2022-42117

Severity: medium (CVSS 6.1 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.7% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2022-10-18 · updated 2026-07-09
Weakness: CWE-79

Description

A Cross-site scripting (XSS) vulnerability in the Frontend Taglib module in Liferay Portal 7.3.2 through 7.4.3.16, and Liferay DXP 7.3 before update 6, and 7.4 before update 17 allows remote attackers to inject arbitrary web script or HTML.

Affected products

Liferay DXP: before 7.3; 7.3, 7.3-sp1, 7.3-sp2, 7.3-sp3, 7.3-update_1, 7.3-update_2 (+20) — fixed in 7.3
Liferay Portal: from 7.3.2 through 7.4.3.16

How to fix

Upgrade to a fixed version: Liferay DXP 7.3. Check the vendor advisory for mitigations.

References

https://portal.liferay.dev/learn/security/known-vulnerabilities/-/asset_publisher/HbL5mxmVrnXW/content/cve-2022-42117
https://portal.liferay.dev/learn/security/known-vulnerabilities/-/asset_publisher/HbL5mxmVrnXW/content/cve-2022-42117

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