What is CVE-2021-33339?

CVE-2021-33339 is a medium-severity vulnerability in Liferay Digital Experience Platform, classified under Cross-site Scripting. CVSS score: 4.8/10. Published 2021-08-04.

How severe is CVE-2021-33339?

Medium severity. CVSS v3 base score is 4.8 out of 10.

XSS in Liferay Digital Experience Platform

CVE-2021-33339

Cross-site scripting (XSS) vulnerability in the Fragment module in Liferay Portal 7.2.1 through 7.3.4, and Liferay DXP 7.2 before fix pack 9 allows remote attackers to inject arbitrary web script or HTML via the _com_liferay_site_admin_web_portlet_SiteAdminPortlet_name parameter.

Vulnerability class: XSS (Cross-Site Scripting)

EPSS: 0.007 (48.3th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 4.8 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:N.

Affected products

Liferay Digital_experience_platform — versions 7.2
Liferay Liferay_portal
N/a — versions n/a

Weakness classification (CWE)

CWE-79 — Cross-site Scripting

References

cve@mitre.org (x_refsource_CONFIRM, Release Notes, Vendor Advisory)
cve@mitre.org (x_refsource_CONFIRM, Patch, Vendor Advisory)

Frequently asked questions

What is CVE-2021-33339?: CVE-2021-33339 is a medium-severity vulnerability in Liferay Digital Experience Platform, classified under Cross-site Scripting. CVSS score: 4.8/10. Published 2021-08-04.
How severe is CVE-2021-33339?: Medium severity. CVSS v3 base score is 4.8 out of 10.