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CVE-2026-5267 Unauthenticated Event Stream Exposure of Session Tokens in Navigator NCS

🗓️ 25 Sep 2026 19:10:46Reported by CienaType 
cvelist
 cvelist
🔗 www.cve.org👁 43 Views

Unauthenticated information exposure in Ciena Navigator Network Control Suite (NCS) API.

Related
Affected
Refs
ReporterTitlePublishedViews
Family
circl
Circl
CVE-2026-5267
26 Sep 202603:17
–circl
cve
CVE
CVE-2026-5267
25 Sep 202619:10
–cve
euvd
EUVD
EUVD-2026-87295
25 Sep 202619:10
–euvd
nvd
NVD
CVE-2026-5267
25 Sep 202620:17
–nvd
ptsecurity
Positive Technologies
PT-2026-99097
25 Sep 202600:00
–ptsecurity
rapid7
Rapid7 Vulnerability Database (full)
CVE-2026-5267: Missing Authentication for Critical Function
25 Sep 202600:00
–rapid7
vulnrichment
Vulnrichment
CVE-2026-5267 Unauthenticated Event Stream Exposure of Session Tokens in Navigator NCS
25 Sep 202619:10
–vulnrichment
[
  {
    "vendor": "Ciena",
    "product": "Navigator NCS",
    "versions": [
      {
        "status": "affected",
        "version": "7.2 and any older release"
      },
      {
        "status": "affected",
        "version": "7.2-P01 through 7.2-P07"
      },
      {
        "status": "affected",
        "version": "8.0"
      },
      {
        "status": "affected",
        "version": "8.0-P01 through 8.0-P06A"
      },
      {
        "status": "affected",
        "version": "8.1"
      },
      {
        "status": "affected",
        "version": "8.1-P01 through 8.1-P06"
      },
      {
        "status": "affected",
        "version": "8.2"
      },
      {
        "status": "affected",
        "version": "8.2-P01 through 8.2-P06"
      },
      {
        "status": "affected",
        "version": "9.0"
      },
      {
        "status": "affected",
        "version": "9.0-P01 through 9.0-P05A"
      },
      {
        "status": "affected",
        "version": "9.1"
      },
      {
        "status": "affected",
        "version": "9.1-P01 through 9.1-P05"
      },
      {
        "status": "affected",
        "version": "9.2"
      },
      {
        "status": "affected",
        "version": "9.2-P01 through 9.2-P02"
      },
      {
        "status": "affected",
        "version": "10.0"
      },
      {
        "status": "affected",
        "version": "10.0-P01 through 10.0-P01B"
      }
    ],
    "defaultStatus": "unaffected"
  }
]

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