The monitoring probe display in spacewalk-java before 2.1.148-1 and Red Hat Network (RHN) Satellite 4.0.0 through 4.2.0 and 5.1.0 through 5.3.0, and Proxy 5.3.0, allows remote authenticated users with permissions to administer monitoring probes to execute arbitrary code via unspecified vectors, related to backticks.