Cyber Resilience

CVE-2021-38263

Medium

Published: 03 March 2022

Published
03 March 2022
Modified
21 November 2024
KEV Added
—
Patch
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CVSS Score v3.1 6.1 CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
EPSS Score 0.0053 67.7th percentile
Risk Priority 13 60% EPSS · 20% KEV · 20% CVSS

Summary

CVE-2021-38263 is a medium-severity Cross-site Scripting (CWE-79) vulnerability in Liferay Digital Experience Platform. Its CVSS base score is 6.1 (Medium).

Operationally, ranked in the top 32.3% of CVEs by exploit likelihood; it is not currently listed in the CISA KEV catalog.

EU & UK References

Vulnerability details

Cross-site scripting (XSS) vulnerability in the Server module's script console in Liferay Portal 7.3.2 and earlier, and Liferay DXP 7.0 before fix pack 101, 7.1 before fix pack 20 and 7.2 before fix pack 10 allows remote attackers to inject…

more

arbitrary web script or HTML via the output of a script.

CWE(s)
CWE-79

Related Threats

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

Affected Assets

liferay
liferay portal
≤ 7.3.2
liferay
digital experience platform
7.0, 7.1, 7.2

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.

CA-8 Penetration Testing
addresses: CWE-79

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

SI-10 Information Input Validation
addresses: CWE-79

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

SI-15 Information Output Filtering
addresses: CWE-79

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

References