Cross-site scripting (XSS) vulnerability in the link dialogue in GUI editor in MoinMoin before 1.9.10 allows remote attackers to inject arbitrary web script or HTML via unspecified vectors.
https://www.debian.org/security/2018/dsa-4318
https://usn.ubuntu.com/3794-1/
https://lists.debian.org/debian-lts-announce/2018/10/msg00007.html
https://github.com/moinwiki/moin-1.9/commit/70955a8eae091cc88fd9a6e510177e70289ec024
http://moinmo.in/SecurityFixes
http://lists.opensuse.org/opensuse-security-announce/2018-10/msg00024.html