CVE-2019-16891

Liferay Portal CE 6.2.5 allows remote command execution because of deserialization of a JSON payload.

CVE-2019-6588

In Liferay Portal before 7.1 CE GA4, an XSS vulnerability exists in the SimpleCaptcha API when custom code passes unsanitized input into the "url" parameter of the JSP taglib call or . Liferay Portal out-of-the-box behavior with no customizations is not vulnerable.

CVE-2017-17868

In Liferay Portal 6.1.0, the tags section has XSS via a Public Render Parameter (p_r_p) value, as demonstrated by p_r_p_564233524_tag.