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CVE-2026-20195

🗓️ 06 May 2026 16:14:54Reported by ciscoType 
cve
 cve
🔗 web.nvd.nist.gov👁 8 Views

Unauthenticated attacker can enumerate valid user accounts in Cisco ISE via API response differences.

Related
Detection
Affected
Refs
[
  {
    "vendor": "Cisco",
    "product": "Cisco Identity Services Engine Software",
    "versions": [
      {
        "version": "3.3.0",
        "status": "affected"
      },
      {
        "version": "3.3 Patch 2",
        "status": "affected"
      },
      {
        "version": "3.3 Patch 1",
        "status": "affected"
      },
      {
        "version": "3.3 Patch 3",
        "status": "affected"
      },
      {
        "version": "3.4.0",
        "status": "affected"
      },
      {
        "version": "3.3 Patch 4",
        "status": "affected"
      },
      {
        "version": "3.4 Patch 1",
        "status": "affected"
      },
      {
        "version": "3.3 Patch 5",
        "status": "affected"
      },
      {
        "version": "3.3 Patch 6",
        "status": "affected"
      },
      {
        "version": "3.4 Patch 2",
        "status": "affected"
      },
      {
        "version": "3.3 Patch 7",
        "status": "affected"
      },
      {
        "version": "3.4 Patch 3",
        "status": "affected"
      },
      {
        "version": "3.5.0",
        "status": "affected"
      },
      {
        "version": "3.4 Patch 4",
        "status": "affected"
      },
      {
        "version": "3.3 Patch 8",
        "status": "affected"
      },
      {
        "version": "3.5 Patch 1",
        "status": "affected"
      },
      {
        "version": "3.3 Patch 9",
        "status": "affected"
      },
      {
        "version": "3.4 Patch 5",
        "status": "affected"
      },
      {
        "version": "3.5 Patch 3",
        "status": "affected"
      },
      {
        "version": "3.5 Patch 2",
        "status": "affected"
      },
      {
        "version": "3.3 Patch 10",
        "status": "affected"
      }
    ],
    "defaultStatus": "unknown"
  }
]

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06 May 2026 18:59Current
5.8Medium risk
Vulners AI Score5.8
CVSS 3.15.3
EPSS0.00037
SSVC
8