CVE-2021-21307

Name of the Vulnerable Software and Affected Versions: Lucee Server versions prior to 5.3.7.47 Lucee Server versions prior to 5.3.6.68 Lucee Server versions prior to 5.3.5.96

Description: The issue is an unauthenticated remote code exploit in Lucee Admin. It affects Lucee Server, a dynamic, Java-based tag and scripting language used for rapid web application development. As a workaround, blocking access to the Lucee Administrator can mitigate the risk.

Recommendations: For versions prior to 5.3.7.47, update to version 5.3.7.47 or later. For versions prior to 5.3.6.68, update to version 5.3.6.68 or later. For versions prior to 5.3.5.96, update to version 5.3.5.96 or later. As a temporary workaround, consider blocking access to the Lucee Administrator until a patch is applied.