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…
Does this matter?
Lower severity and a low EPSS score (0.67%). Track it; it rarely justifies an emergency change on its own.
Description
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.
- CVSS 3.1
- 4.8 MEDIUMCVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:N
- EPSS
- 0.67% probability · 52th percentile
- Public exploits
- None in Exploit-DB
- CISA KEV
- Not listed
- Weakness
- CWE-79
- Affected
- liferay/digital experience platform · liferay/liferay portal
- Source
- cve@mitre.org
EPSS 0.7% since 27 October 2026; no change recorded yet. Points are recorded when the score first appears and whenever it moves by a percentage point or more.
References
- https://issues.liferay.com/browse/LPE-17102Patch, Vendor Advisory
- https://portal.liferay.dev/learn/security/known-vulnerabilities/-/asset_publisher/HbL5mxmVrnXW/content/id/120747934Release Notes, Vendor Advisory
- https://issues.liferay.com/browse/LPE-17102Patch, Vendor Advisory
- https://portal.liferay.dev/learn/security/known-vulnerabilities/-/asset_publisher/HbL5mxmVrnXW/content/id/120747934Release Notes, Vendor Advisory
Source: NVD record, EPSS from FIRST.org, KEV from CISA, exploits from Exploit-DB. Refreshed daily. Download this record as JSON.