CVE-2026-5269
critical · 9.8In 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 could combine an attack using one of these accounts with other potential weaknesses to launch a more significant attack, possibly leading to escalation of privilege on the system.
9.8
CVSS
0.5%
EPSS (exploit prob.)
41st
EPSS percentile
2026-07-14
Published
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Weaknesses
CWE-1393
References
Query this programmatically:
curl https://evil-db.io/api/v1/cve/CVE-2026-5269