It should belong to serverfault, in any case, yes, you need to wait if you want the official package.
Debian is a great distribution, but it does not offer the latest packages because their policies are excellent stability.
Usually, if you need a higher version of a package, you can add backports sources to the list of repositories, which provides newer versions of popular packages compiled against a stable distribution library, but currently they do not provide a maven package, because even in sid maven is on version 2.
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