Vendor
CIENA
5 known vulnerabilities in products by CIENA, 0 of them actively exploited (CISA KEV).
Key figures
5
Vulnerabilities
0
Actively exploited (KEV)
0
Used by ransomware
4
Critical
Vulnerabilities
Actively exploited vulnerabilities (CISA KEV) first, then by priority. Click a column header to re-sort the table.
| Critical | CVE-2026-5270 | Authentication Bypass in Navigator and Blue Planet Products | 9.8 | |
| Critical | CVE-2026-5268 | SFTP Server Authentication Weakness | 9.1 | |
| Critical | CVE-2026-5269 | Navigator NCS and MCP System Accounts with Default Passwords | 9.8 | |
| High | CVE-2026-5267 | Unauthenticated Event Stream Exposure of Session Tokens in Navigator NCS | 7.5 | |
| Critical | CVE-2024-2005 | SAML implementation allows privilege escalation | 9.0 |
News
- @RISK®: The Consensus Security Vulnerability Alert: Vol. 26, Num. 28sans-atrisk-mail,
- @RISK®: The Consensus Security Vulnerability Alert: Vol. 26, Num. 26sans-atrisk-mail,
Products
| Navigator Ncs | 3 | 0 |