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) 'redirectparameter (2)FORWARD_URL` parameter, and (3) others parameters that rely on HtmlUtil.escapeRedirect.
{
"cwe_ids": [
"CWE-601"
],
"github_reviewed": true,
"github_reviewed_at": "2025-07-16T14:47:57Z",
"nvd_published_at": "2022-09-22T01:15:00Z",
"severity": "MODERATE"
}