TI-2026-04605 CVE-2026-5270 · GHSA-rp4h-q5qj-wrcrAuthentication Bypass in Navigator and Blue Planet ProductsPriority MEDIUM 50An authentication bypass vulnerability exists in certain releases of Ciena Navigator Network Control Suite (NCS), Manage Control Plan (MCP), and Blue Planet products.CVSS 3.1CRITICAL 9.8· Network · No auth · No interaction · EPSS 0.00664 · Published 2026-07-14 · No fix listed CWE-287