CVE-2022-42123

Severity: high (CVSS 7.5 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.8% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2022-11-15 · updated 2026-07-09
Weakness: CWE-22

Description

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.

Affected products

Liferay Digital Experience Platform: 7.3, 7.4
Liferay Portal: from 7.3.3 before 7.4.3.19 — fixed in 7.4.3.19

How to fix

Upgrade to a fixed version: Liferay Portal 7.4.3.19. Check the vendor advisory for mitigations.

References

https://issues.liferay.com/browse/LPE-17518
https://portal.liferay.dev/learn/security/known-vulnerabilities/-/asset_publisher/HbL5mxmVrnXW/content/cve-2022-42123
https://issues.liferay.com/browse/LPE-17518
https://portal.liferay.dev/learn/security/known-vulnerabilities/-/asset_publisher/HbL5mxmVrnXW/content/cve-2022-42123

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