CVE-2026-54918 NetBox Device Type Library: PR-controllable upstream clone URL (NETBOX_DT_LIBRARY_URL) enables SSRF and test-data substitution from CI

NetBox Device Type Library is a collection of community-sourced device type definitions for import into NetBox. In the affected repository revisions, NETBOXDTLIBRARYURL in tests/testconfiguration.py is a free-form tracked constant that an unauthenticated pull-request author can change before the...