CVE-2022-28977: Liferay Digital Experience Platform

Medium severity, CVSS 6.1. EPSS: 0.6% chance of exploitation in the next 30 days.

HtmlUtil.escapeRedirect in Liferay Portal 7.3.1 through 7.4.2, and Liferay DXP 7.0 fix pack 91 through 101, 7.1 fix pack 17 through 25, 7.2 fix pack 5 through 14, and 7.3 before service pack 3 can be circumvented by using multiple forward slashes, which allows remote attackers to redirect users to arbitrary external URLs via the (1) 'redirect` parameter (2) `FORWARD_URL` parameter, and (3) others parameters that rely on HtmlUtil.escapeRedirect.

Affected products

• Liferay Digital Experience Platform: version 7.0 only; version 7.1 only; version 7.2 only
• Liferay Dxp: version 7.3 only
• Liferay Liferay Portal: from 7.3.1, before 7.4.3.4 (fixed in 7.4.3.4)

Published 2022-09-22. Last modified 2026-07-09.