These have been fixed in zope.app.container 3.5.3, zope.app.file 3.4.2. zope.formlib 3.5.0 (not yet released) will contain the bugfix for zope.formlib.
These have been fixed in zope.app.container 3.5.3, zope.app.file 3.4.2. zope.formlib 3.5.0 (not yet released) will contain the bugfix for zope.formlib.