CVE-2021-29044
MediumCVSS 6.1Exploitation Probability (EPSS)
Elevated risk50th percentile - higher than 50% of all known CVEs
Summary
Cross-site scripting (XSS) vulnerability in the Site module's membership request pages in Liferay Portal 7.0.0 through 7.3.5 and Liferay DXP 7.0-7.3 allows remote attackers to inject arbitrary web script or HTML via the comments parameter.
Risk Assessment
An attacker can steal user sessions, redirect victims to malicious sites, or perform other actions in the victim's browser context, compromising data confidentiality and integrity.
Recommendation
Immediately upgrade Liferay Portal to version 7.3.6 or later, and for Liferay DXP apply the appropriate fix pack (7.0 FP97, 7.1 FP21, 7.2 FP10, 7.3 FP1).
Original NVD description (English source)
Cross-site scripting (XSS) vulnerability in the Site module's membership request administration pages in Liferay Portal 7.0.0 through 7.3.5, and Liferay DXP 7.0 before fix pack 97, 7.1 before fix pack 21, 7.2 before fix pack 10 and 7.3 before fix pack 1 allows remote attackers to inject arbitrary web script or HTML via the _com_liferay_site_my_sites_web_portlet_MySitesPortlet_comments parameter.