What is CVE-2022-42123?

CVE-2022-42123 is a high-severity vulnerability in Liferay Digital Experience Platform, classified under Path Traversal. CVSS score: 7.5/10. Published 2022-11-15.

How severe is CVE-2022-42123?

High severity. CVSS v3 base score is 7.5 out of 10.

Path Traversal in Liferay Digital Experience Platform

CVE-2022-42123

A Zip slip vulnerability in the Elasticsearch Connector in Liferay Portal 7.3.3 through 7.4.3.18, and Liferay DXP 7.3 before update 6, and 7.4 before update 19 allows attackers to create or overwrite existing files on the filesystem via the installation of a malicious Elasticsearch Sidecar plugin.

Vulnerability class: Path Traversal (Directory Traversal)

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

CVSS v3 metric

CVSS v3 base score 7.5 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N.

EPSS exploit prediction

EPSS: 0.008 (53.3th percentile), scored 2026-09-29.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 53rd percentile — 53.3% 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: 0.008 · change: +0.000

Affected products

Liferay Digital Experience Platform — versions 7.3, 7.4
Liferay Portal

Weakness classification (CWE)

CWE-22 — Path Traversal

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-17518 (Vendor Advisory)

Frequently asked questions

What is CVE-2022-42123?: CVE-2022-42123 is a high-severity vulnerability in Liferay Digital Experience Platform, classified under Path Traversal. CVSS score: 7.5/10. Published 2022-11-15.
How severe is CVE-2022-42123?: High severity. CVSS v3 base score is 7.5 out of 10.