CVE-2026-5269

In Ciena's Navigator Network Control Suite NCS and Manage Control Plan MCP, there are hidden system accounts used for internal software operations. Some of these accounts have default passwords that may be predictable. While these accounts have very limited permissions on their own, an attacker...

CVE-2026-5269

Technical details about CVE-2026-5269 are not publicly available in the provided documents; no affected product versions, exploit information, or remediation specifics are included. Monitor for updates.

CVE-2026-5269 Navigator NCS and MCP System Accounts with Default Passwords

In Ciena's Navigator Network Control Suite NCS and Manage Control Plan MCP, there are hidden system accounts used for internal software operations. Some of these accounts have default passwords that may be predictable. While these accounts have very limited permissions on their own, an attacker...

CVE-2026-5270 Authentication Bypass in Navigator and Blue Planet Products

An authentication bypass vulnerability exists in certain releases of Ciena Navigator Network Control Suite NCS, Manage Control Plan MCP, and Blue Planet products. The issue is caused by improper handling of HTTP request paths and headers, which allows an unauthenticated attacker to manipulate...