CVE-2022-31166

XWiki Platform Old Core (versions 11.3.7, 11.0.3, 12.0RC1) is affected by a privilege-escalation flaw in XWikiRights group resolution. Editing a right with the object editor can insert an empty value into groups, which is resolved as a reference to XWiki.WebHome; adding an XWikiGroup xobject to t...