What is CVE-2022-42128?

CVE-2022-42128 is a medium-severity vulnerability in Liferay Digital Experience Platform, classified under Incorrect Default Permissions. CVSS score: 5.3/10. Published 2022-11-15.

How severe is CVE-2022-42128?

Medium severity. CVSS v3 base score is 5.3 out of 10.

Vulnerability in Liferay Digital Experience Platform

CVE-2022-42128

The Hypermedia REST APIs module in Liferay Portal 7.4.1 through 7.4.3.4, and Liferay DXP 7.4 GA does not properly check permissions, which allows remote attackers to obtain a WikiNode object via the WikiNodeResource.getSiteWikiNodeByExternalReferenceCode API.

Published 2022-11-15 · last modified 2026-07-09.

CVSS v3 metric

CVSS v3 base score 5.3 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N.

EPSS exploit prediction

EPSS: 0.007 (51.8th percentile), scored 2026-09-29.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 52nd percentile — 51.8% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.007 · newest: 0.007 · change: +0.000

Affected products

Liferay Digital Experience Platform — versions 7.4
Liferay Portal

Weakness classification (CWE)

CWE-276 — Incorrect Default Permissions

References

af854a3a-2127-422b-91ae-364da2661108 (Vendor Advisory)
portal.liferay.dev/learn/security/known-vulnerabilities/-/asset_publisher/HbL5m… (Vendor Advisory)
issues.liferay.com/browse/LPE-17595 (Vendor Advisory)

Frequently asked questions

What is CVE-2022-42128?: CVE-2022-42128 is a medium-severity vulnerability in Liferay Digital Experience Platform, classified under Incorrect Default Permissions. CVSS score: 5.3/10. Published 2022-11-15.
How severe is CVE-2022-42128?: Medium severity. CVSS v3 base score is 5.3 out of 10.