Cyber Resilience

CVE-2022-42124

High

Published: 15 November 2022

Published
15 November 2022
Modified
05 September 2025
KEV Added
Patch
CVSS Score v3.1 7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
EPSS Score 0.0118 79.2th percentile
Risk Priority 16 60% EPSS · 20% KEV · 20% CVSS

Summary

CVE-2022-42124 is a high-severity Inefficient Regular Expression Complexity (CWE-1333) vulnerability in Liferay Digital Experience Platform. Its CVSS base score is 7.5 (High).

Operationally, ranked in the top 20.8% of CVEs by exploit likelihood; it is not currently listed in the CISA KEV catalog.

EU & UK References

Vulnerability details

ReDoS vulnerability in LayoutPageTemplateEntryUpgradeProcess in Liferay Portal 7.3.2 through 7.4.3.4 and Liferay DXP 7.2 fix pack 9 through fix pack 18, 7.3 before update 4, and DXP 7.4 GA allows remote attackers to consume an excessive amount of server resources…

more

via a crafted payload injected into the 'name' field of a layout prototype.

CWE(s)

Related Threats

No named actor attribution yet. ATT&CK technique mapping in progress for this CVE.

Affected Assets

liferay
digital experience platform
7.2, 7.3, 7.4
liferay
liferay portal
7.3.2 — 7.4.3.5

Mitigating Controls

No mitigating controls mapped yet. The per-CVE control annotator has not reached this CVE.

References