CVE-2022-42118 Liferay Portal and Liferay DXP Vulnerable to XSS via the Portal Search Module

Medium 6.1 Published Updated

Remote attackers can inject arbitrary web script or HTML via the tag parameter in the Portal Search module of Liferay Portal.

Exploited in the wild
Not known
Login needed
Not needed
Attackable
Over the internet
Victim action needed
A user has to click or open something
Fix
Available

What is CVE-2022-42118?

CVE-2022-42118 is a medium-severity cross-site scripting vulnerability in Liferay Digital Experience Platform, published on 15 Nov 2022. An attacker can exploit it over the internet without logging in, and only if a user opens a file or follows a link.

Official description

A Cross-site scripting (XSS) vulnerability in the Portal Search module in Liferay Portal 7.1.0 through 7.4.2, and Liferay DXP 7.1 before fix pack 27, 7.2 before fix pack 15, and 7.3 before service pack 3 allows remote attackers to inject arbitrary web script or HTML via the `tag` parameter.

Weakness: CWE-79

Which versions are affected by CVE-2022-42118?

6 open source packages ship an affected version, including com.liferay.portal:release.dxp.bom and com.liferay:com.liferay.portal.search.web. It affects 3 products.

PackageAffectedFixed in
com.liferay.portal:release.dxp.bom MavenFrom 7.1.07.1.10.fp27
com.liferay.portal:release.dxp.bom MavenFrom 7.1.07.1.10.fp27
com.liferay.portal:release.dxp.bom MavenFrom 7.2.07.2.10.fp15
com.liferay.portal:release.dxp.bom MavenFrom 7.2.07.2.10.fp15
com.liferay:com.liferay.portal.search.web MavenAll versions6.0.12
com.liferay:com.liferay.portal.search.web MavenAll versions6.0.12

Products include Liferay Digital Experience Platform, Liferay Dxp, Liferay Liferay Portal.

How do I fix CVE-2022-42118?

Upgrade com.liferay.portal:release.dxp.bom to a fixed version for your release line: 7.1.10.fp27 or 7.2.10.fp15.

Escape output for the context it lands in and set a strict Content Security Policy. Upgrading the affected component is the real fix. More about Cross-site scripting.

Is CVE-2022-42118 being exploited?

It is not confirmed as exploited in the wild, but public exploit code for CVE-2022-42118 exists.

Public exploit code: 1 Nuclei template.

All Liferay Digital Experience Platform vulnerabilities

Sources

Also known as GHSA-mr77-4pm4-x9vm.

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