muc.lib.lua in Prosody 0.11.0 through 0.11.9 allows remote attackers to obtain sensitive information (list of admins, members, owners, and banned entities of a Multi-User chat room) in some common configurations.
| Name | Vendor | Start Version | End Version | 
|---|---|---|---|
| Prosody | Prosody | 0.11.0 (including) | 0.11.9 (including) | 
| Prosody | Ubuntu | bionic | * | 
| Prosody | Ubuntu | focal | * | 
| Prosody | Ubuntu | hirsute | * | 
| Prosody | Ubuntu | trusty | * | 
| Prosody | Ubuntu | upstream | * | 
| Prosody | Ubuntu | xenial | * |