From Fedora Project Wiki

Components using weak cryptography
Component name Maintainer Weak algorithm Format or protocol Opt-in description Link to adoption tracker
example-client nobody SHA-1 AncientVPN protocol trust_insecure_sha1 configuration option https://datatracker.ietf.org/doc/rfc00000
example-viewer nobody SHA-1 OldenDoc format GUI popup on document import https://github.com/example/viewer/issues/42