Description
In mxGraphViewImageReader.java in mxGraph before 3.7.6, the SAXParserFactory instance in convert() is missing flags to prevent XML External Entity (XXE) attacks, as demonstrated by /ServerView.
Remediation
References
https://github.com/jgraph/mxgraph/issues/124
https://lists.debian.org/debian-lts-announce/2018/03/msg00002.html