This page lists known issues with the Publish-Subscribe specifications (XEP-0060, XEP-0163, XEP-248).
Note: these issues are keyed to the section numbers in version 1.13 of XEP-0060.
Affiliation Change Notifications
In Section 8.9.4, affiliation change notifications are qualified by the 'http://jabber.org/protocol/pubsub' namespace, but should be qualified by the 'http://jabber.org/protocol/pubsub#event' namespace. This requires a fix to the example and the schema.
No known issues.
Needs a general overhaul.