CVE-2019-3902
A flaw was found in Mercurial before 4.9. It was possible to use symlinks and subrepositories to defeat Mercurial’s path-checking logic and write files outside a repository.
Date published : 2019-04-22
https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2019-3902
https://www.mercurial-scm.org/wiki/WhatsNew#Mercurial_4.9_.282019-02-01.29
