MediaWiki Improper Privilege Management Vulnerability - CVE-2020-10534
Reference:
CVE-2020-10534
Title:
MediaWiki Improper Privilege Management Vulnerability
Overview:
In the GlobalBlocking extension before 2020-03-10 for MediaWiki through 1.34.0 an issue related to IP range evaluation resulted in blocked users re-gaining escalated privileges. This is related to the case in which an IP address is contained in two ranges one of which is locally disabled.