GHSA-4HPJ-8RHV-9X87 Products.CMFCore unauthenticated denial of service and crash via unchecked use of input with Python's marshal module

Impact The use of Python's marshal module to handle unchecked input in a public method on PortalFolder objects can lead to an unauthenticated denial of service and crash situation. The code in question is exposed by all portal software built on top of Products.CMFCore, such as Plone. All...