Known Vulnerabilities

The following vulnerabilities are known to exist in Liferay Portal CE.  Users of older releases are strongly encouraged to upgrade to the latest Liferay Portal CE release.  Patches are only produced for the latest Liferay Portal CE release.  Source code modifications may be possible on older releases, but care must be taken to backport fixes that may not apply to older releases.

To obtain source or binary patches for each of the vulnerabilities, click on the name of the vulnerability, and look for links for source and binary patches.  To obtain a single cumulative source or binary patch for all known vulnerabilities, visit the Patch Details section of the Reporting page.  Note that the availability of the single cumulative binary patch may lag a day or two behind availability of the associated source patches.


CST-7019 DoS vulnerability via SessionClicks


Mon, 26 Jun 2017 09:00:00 +0000


CST-7019 DoS vulnerability via SessionClicks


Unsanitized data in SessionClicks allows an attacker to cause a denial-of-service (DoS) via crafted URLs. The denial-of-service is limited to users who have clicked on the crafted URL and may prevent the user from accessing some portlets.


Severity 2




There is no patch available for Liferay Portal 7.0 CE GA3. Instead, users should upgrade to Liferay Portal 7.0 CE GA4 (7.0.3) or later to fix this issue.


Marko Winkler