CVE-2026-5267
NVD: Ciena Navigator Network Control Suite (NCS) contains an information exposure vulnerability in an event-streaming API that does not properly enforce authentication. NVD: An unauthenticated attacker with network access to the affected service could access the event stream and potentially obtain sensitive information.
7.5 Severity
HIGH EPSS
0.0036 (28) KEV
-
Source-published summary
NVD: Ciena Navigator Network Control Suite (NCS) contains an information exposure vulnerability in an event-streaming API that does not properly enforce authentication. NVD: An unauthenticated attacker with network access to the affected service could access the event stream and potentially obtain sensitive information.
Possible impact
Source describes information exposure review · remote exposure · authenticated boundary. Possible impact: A remote attacker may be able to access information that should not be exposed.
Affected context
Affected product or version requires source confirmation.
Remediation / advisory
Remediation reference present; patch status requires confirmation in the linked advisory.
Why it matters
Source describes information exposure review · remote exposure · authenticated boundary. Possible impact: A remote attacker may be able to access information that should not be exposed.; CVSS 7.5 (HIGH); EPSS percentile 28; not listed in KEV; Remediation reference present; patch status requires confirmation in the linked advisory; sources: NVD.
What to verify
Confirm affected product/version, vendor advisory, patch or mitigation, and exposure.
Exposure hint
remote exposure
Impact tags
Urgency reasons
Source-derived note
Summary derived from NVD description; unsafe procedural detail is not shown.
Redaction metadata
- source summary used
- True
- fallback summary used
- False
- unsafe procedural detail present
- false
- raw source displayed
- false
- public summary redacted
- true
Remediation handoff
Public-safe static handoff for human/Codex remediation planning. Scan, patch, external execution, and auto remediation are disabled.
Safety note
This radar shows source-published defensive context only. Exploit procedures, exploit strings, scanner commands, and auto-remediation are not provided.