CIENA vulnerabilities
4 published CVEs name CIENA among the affected products.
- Published CVEs
- 4
- Last 12 months
- 4
- Critical
- 3
- Known exploited
- 0
Critical 3High 1Medium 0Low 0Not scored 0
Newest CVEs
- CVE-2026-5267
Unauthenticated Event Stream Exposure of Session Tokens in Navigator NCS
Ciena · Navigator NCS
High7.5 - CVE-2026-5269
Navigator NCS and MCP System Accounts with Default Passwords
CIENA · Navigator NCS
Critical9.8 - CVE-2026-5270
Authentication Bypass in Navigator and Blue Planet Products
CIENA · Navigator NCS
Critical9.8 - CVE-2026-5268
SFTP Server Authentication Weakness
CIENA · 6500 S-Series
Critical9.1