PYSEC-2026-3677 Lemur: Sub-CA creation never checks `AuthorityPermission` on the parent authority

Summary Repo under test: https://github.com/Netflix/lemur When ADMINONLYAUTHORITYCREATION=False an explicitly supported and documented configuration, POST /api/1/authorities with type=subca never verifies that the caller holds AuthorityPermission on the supplied parent authority. The parent field...

CVE-2026-71317

Lemur manages TLS certificate creation. Prior to 1.9.3, POST /api/1/authorities with type=subca did not require AuthorityPermission on the parent authority when ADMINONLYAUTHORITYCREATION was false. AssociatedAuthoritySchema resolved the caller-supplied parent and passed it through authority...

CVE-2026-71317

Netflix Lemur before 1.9.3 allowed any authenticated non-read-only user to create a sub-CA chained to an internal root they lacked permission for, since AuthorityPermission was never checked on the parent authority when ADMIN_ONLY_AUTHORITY_CREATION was false. The resulting intermediate's private...

PT-2026-77284

Lemur manages TLS certificate creation. Prior to 1.9.3, POST /api/1/authorities with type=subca did not require AuthorityPermission on the parent authority when ADMIN ONLY AUTHORITY CREATION was false. AssociatedAuthoritySchema resolved the caller-supplied parent and passed it through authority...