GHSA-M3JR-CVHJ-F35J org.xwiki.commons:xwiki-commons-xml Cross-site Scripting vulnerability

Impact The "restricted" mode of the HTML cleaner in XWiki, introduced in version 4.2-milestone-1, only escaped and -tags but neither attributes that can be used to inject scripts nor other dangerous HTML tags like . As a consequence, any code relying on this "restricted" mode for security is...

Arbitrary file access through XML parsing in org.xwiki.commons:xwiki-commons-xml

Impact It's possible in a script to access any file accessing to the user running XWiki application server with XML External Entity Injection through the XML script service. For example: velocity set$xml=$services.get'xml' set$xxepayload = "" set$doc=$xml.parse$xxepayload $xml.serialize$doc...