What is CVE-2021-38264?

CVE-2021-38264 is a medium-severity vulnerability in Liferay Portal, classified under Cross-site Scripting. CVSS score: 6.1/10. Published 2022-03-03.

How severe is CVE-2021-38264?

Medium severity. CVSS v3 base score is 6.1 out of 10.

XSS in Liferay Portal

CVE-2021-38264

Cross-site scripting (XSS) vulnerability in the Frontend Taglib module in Liferay Portal 7.4.0 and 7.4.1 allows remote attackers to inject arbitrary web script or HTML into the management toolbar search via the `keywords` parameter. This issue is caused by an incomplete fix in CVE-2021-35463.

Vulnerability class: XSS (Cross-Site Scripting)

Published 2022-03-03 · last modified 2026-07-09.

CVSS v3 metric

CVSS v3 base score 6.1 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N.

EPSS exploit prediction

EPSS: 0.007 (52.3th percentile), scored 2026-09-29.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 52nd percentile — 52.3% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.007 · newest: 0.007 · change: 0.000

Affected products

Liferay Portal — versions 7.4.0, 7.4.1

Weakness classification (CWE)

CWE-79 — Cross-site Scripting

References

af854a3a-2127-422b-91ae-364da2661108 (Product)
portal.liferay.dev/learn/security/known-vulnerabilities/-/asset_publisher/HbL5m… (Patch, Vendor Advisory)

Frequently asked questions

What is CVE-2021-38264?: CVE-2021-38264 is a medium-severity vulnerability in Liferay Portal, classified under Cross-site Scripting. CVSS score: 6.1/10. Published 2022-03-03.
How severe is CVE-2021-38264?: Medium severity. CVSS v3 base score is 6.1 out of 10.