sci-chemistry/mongochem depends on sci-libs/vtk[qt4], which in turn depends on dead and vulnerable qtwebkit which we'd like to remove soon.
Upstream git has been ported to Qt 5 but I can't get it to build, so unless it can be fixed it might be time to last rite this package.
The bug has been referenced in the following commit(s):
Author: Michael Palimaka <firstname.lastname@example.org>
AuthorDate: 2017-09-30 02:56:02 +0000
Commit: Michael Palimaka <email@example.com>
CommitDate: 2017-09-30 02:56:19 +0000
profiles: mask sci-chemistry/mongochem for removal
profiles/package.mask | 6 ++++++
1 file changed, 6 insertions(+)}