JV is an abbreviation for Java viruses.
JV was an abbreviation previously used by F-Secure Anti-Virus when detecting Java viruses. The naming scheme has been updated. F-Secure Anti-Virus now detects these with the name "Java". Please see the Java description for more information.
Disinfection & Removal
JV/Ungrateful in ComSourceException.class is a false alarm from McAfee/ Network Associates scanner. For more information, contact Network Associates.