Cyber Resilience

CVE-2021-33328

Medium

Published: 03 August 2021

Published
03 August 2021
Modified
13 May 2025
KEV Added
Patch
CVSS Score v3.1 5.4 CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N
EPSS Score 0.0015 35.0th percentile
Risk Priority 11 60% EPSS · 20% KEV · 20% CVSS

Summary

CVE-2021-33328 is a medium-severity Cross-site Scripting (CWE-79) vulnerability in Liferay Digital Experience Platform. Its CVSS base score is 5.4 (Medium).

Operationally, ranked at the 35.0th percentile by exploit likelihood (below the median); it is not currently listed in the CISA KEV catalog.

EU & UK References

Vulnerability details

Cross-site scripting (XSS) vulnerability in the Asset module's edit vocabulary page in Liferay Portal 7.0.0 through 7.3.4, and Liferay DXP 7.0 before fix pack 96, 7.1 before fix pack 20, and 7.2 before fix pack 9, allows remote attackers to…

more

inject arbitrary web script or HTML via the (1) _com_liferay_journal_web_portlet_JournalPortlet_name or (2) _com_liferay_document_library_web_portlet_DLAdminPortlet_name parameter.

CWE(s)

Related Threats

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

Affected Assets

liferay
digital experience platform
7.0, 7.1, 7.2
liferay
liferay portal
7.0.0 — 7.3.5

Mitigating Controls

Likely Mitigating Controls AI

Per-CVE control mapping for this CVE has not run yet; the list below is derived from the weakness types (CWEs) cited in the NVD entry.

addresses: CWE-79

Penetration testing submits XSS payloads to web applications, detecting cross-site scripting flaws for subsequent remediation.

addresses: CWE-79

Validates web inputs to reject script-related content that could produce XSS.

addresses: CWE-79

Output validation against expected content can reject or sanitize script content in generated web pages, reducing XSS exploitability.

References