What is CVE-2021-33327?

CVE-2021-33327 is a medium-severity vulnerability in Liferay Digital Experience Platform, classified under Incorrect Default Permissions. CVSS score: 4.3/10. Published 2021-08-03.

How severe is CVE-2021-33327?

Medium severity. CVSS v3 base score is 4.3 out of 10.

Vulnerability in Liferay Digital Experience Platform

CVE-2021-33327

The Portlet Configuration module in Liferay Portal 7.2.0 through 7.3.3, and Liferay DXP 7.0 fix pack pack 93 and 94, 7.1 fix pack 18, and 7.2 before fix pack 8, does not properly check user permission, which allows remote authenticated users to view the Guest and User role even if "Role Visibility" is enabled.

Published 2021-08-03 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 4.3 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N.

EPSS exploit prediction

EPSS: 0.009 (56.9th percentile), scored 2026-09-29.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 57th percentile — 56.9% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.009 · newest: 0.009 · change: 0.000

Affected products

Liferay Digital Experience Platform — versions 7.0, 7.1, 7.2
Liferay Portal

Weakness classification (CWE)

CWE-276 — Incorrect Default Permissions

References

portal.liferay.dev/learn/security/known-vulnerabilities/-/asset_publisher/HbL5m… (Release Notes, Vendor Advisory)
issues.liferay.com/browse/LPE-17075 (Patch, Vendor Advisory)

Frequently asked questions

What is CVE-2021-33327?: CVE-2021-33327 is a medium-severity vulnerability in Liferay Digital Experience Platform, classified under Incorrect Default Permissions. CVSS score: 4.3/10. Published 2021-08-03.
How severe is CVE-2021-33327?: Medium severity. CVSS v3 base score is 4.3 out of 10.