MoinMoin 1.7.x before 1.7.3 and 1.8.x before 1.8.3 checks parent ACLs in certain inappropriate circumstances during processing of hierarchical ACLs, which allows remote attackers to bypass intended access restrictions by requesting an item, a different vulnerability than CVE-2008-6603.
Cross-site scripting (XSS) vulnerability in action/Despam.py in the Despam action module in MoinMoin 1.8.7 and 1.9.2 allows remote authenticated users to inject arbitrary web script or HTML by creating a page with a crafted URI.