Opensources website are always updated constantly because webdevelopment is constantly evolving in high security level. But the problem is unpredictable bugs occurs to your database system. When this happened it is important to be always be prepared in any sudden bugs.
Always create a folder to all your scripts , contents and the modules you are using otherwise everything is to late. When your website get evolve your data always at risk if sudden interruption happen to crush your database system due to error codes.
The habit of weekly , monthly and yearly backups must be executed before things are to late.