GHSA-WR2M-38XH-RPC9 Lemmy user purging users or communities or banning users can delete images they didn't upload/exclusively use

Summary An improper uploaded media ownership check can result in inadvertent deletion of media when a user is banned with content removal or purged. This can lead to deletion of media that was not uploaded by the banned/purged user. This also applies to purged communities, in which case all media...