{
  "schemaVersion": 1,
  "attribution": [
    {
      "source": "CISA Known Exploited Vulnerabilities",
      "url": "https://www.cisa.gov/known-exploited-vulnerabilities-catalog",
      "licence": "US government work"
    },
    {
      "source": "GitHub Advisory Database",
      "url": "https://github.com/advisories",
      "licence": "CC BY 4.0"
    },
    {
      "source": "Have I Been Pwned",
      "url": "https://haveibeenpwned.com/",
      "licence": "CC BY 4.0"
    },
    {
      "source": "CVE Program (CVE records)",
      "url": "https://www.cve.org/Legal/TermsOfUse",
      "licence": "CVE Terms of Use",
      "notice": "Copyright © 1999-2026, The MITRE Corporation. CVE is a trademark and the CVE logo is a registered trademark of The MITRE Corporation.",
      "terms": "CVE Usage: MITRE hereby grants you a perpetual, worldwide, non-exclusive, no-charge, royalty-free, irrevocable copyright license to reproduce, prepare derivative works of, publicly display, publicly perform, sublicense, and distribute Common Vulnerabilities and Exposures (CVE™). Any copy you make for such purposes is authorized provided that you reproduce MITRE's copyright designation and this license in any such copy."
    },
    {
      "source": "FIRST EPSS",
      "url": "https://www.first.org/epss/",
      "licence": "free to use; FIRST requests attribution"
    }
  ],
  "record": {
    "id": "CVE-2026-76423",
    "sourceURL": "https://www.cve.org/CVERecord?id=CVE-2026-76423",
    "idYear": 2026,
    "status": "PUBLISHED",
    "publishedAt": "2026-09-16T20:08:18.212Z",
    "updatedAt": "2026-09-17T11:39:23.437Z",
    "importedAt": "2026-10-24T01:58:30.346Z",
    "snapshot": {
      "id": "cve_2026-10-24_midnight_baseline",
      "at": "2026-10-24T00:00:00.000Z",
      "source": "https://github.com/CVEProject/cvelistV5/releases/tag/cve_2026-10-24_0100Z"
    },
    "facts": {
      "title": "Cisco ISE API Authentication Bypass Vulnerability",
      "summary": "A vulnerability in the REST API of Cisco ISE and Cisco ISE-PIC could allow an unauthenticated, remote attacker to gain administrative access to an affected device.\r\n\r\nThis vulnerability is due to the REST API web service being exposed with insufficient authorization checks. An attacker could exploit this vulnerability by sending a crafted HTTP request to the exposed REST API port. A successful exploit could allow the attacker to read and modify ISE configuration and identity data with administrative privileges.",
      "affected": [
        {
          "vendor": "Cisco",
          "product": "Cisco Identity Services Engine Software",
          "defaultStatus": "unknown",
          "versions": [
            {
              "version": "3.1.0",
              "status": "affected"
            },
            {
              "version": "3.1.0 p1",
              "status": "affected"
            },
            {
              "version": "3.1.0 p3",
              "status": "affected"
            },
            {
              "version": "3.1.0 p2",
              "status": "affected"
            },
            {
              "version": "3.2.0",
              "status": "affected"
            },
            {
              "version": "3.1.0 p4",
              "status": "affected"
            },
            {
              "version": "3.1.0 p5",
              "status": "affected"
            },
            {
              "version": "3.2.0 p1",
              "status": "affected"
            },
            {
              "version": "3.1.0 p6",
              "status": "affected"
            },
            {
              "version": "3.2.0 p2",
              "status": "affected"
            },
            {
              "version": "3.1.0 p7",
              "status": "affected"
            },
            {
              "version": "3.3.0",
              "status": "affected"
            },
            {
              "version": "3.2.0 p3",
              "status": "affected"
            },
            {
              "version": "3.2.0 p4",
              "status": "affected"
            },
            {
              "version": "3.1.0 p8",
              "status": "affected"
            },
            {
              "version": "3.2.0 p5",
              "status": "affected"
            },
            {
              "version": "3.2.0 p6",
              "status": "affected"
            },
            {
              "version": "3.1.0 p9",
              "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": "3.2.0 p7",
              "status": "affected"
            },
            {
              "version": "3.3 Patch 4",
              "status": "affected"
            },
            {
              "version": "3.4 Patch 1",
              "status": "affected"
            },
            {
              "version": "3.1.0 p10",
              "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": "3.2 Patch 8",
              "status": "affected"
            },
            {
              "version": "3.5 Patch 1",
              "status": "affected"
            },
            {
              "version": "3.3 Patch 9",
              "status": "affected"
            },
            {
              "version": "3.2 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"
            },
            {
              "version": "3.3 Patch 11",
              "status": "affected"
            },
            {
              "version": "3.4 Patch 6",
              "status": "affected"
            },
            {
              "version": "3.2 Patch 10",
              "status": "affected"
            },
            {
              "version": "3.1.0 p72",
              "status": "affected"
            },
            {
              "version": "3.1.0 p11",
              "status": "affected"
            },
            {
              "version": "3.3 Patch 12",
              "status": "affected"
            }
          ]
        },
        {
          "vendor": "Cisco",
          "product": "Cisco ISE Passive Identity Connector",
          "defaultStatus": "unknown",
          "versions": [
            {
              "version": "3.2.0",
              "status": "affected"
            },
            {
              "version": "3.1.0",
              "status": "affected"
            },
            {
              "version": "3.3.0",
              "status": "affected"
            },
            {
              "version": "3.4.0",
              "status": "affected"
            },
            {
              "version": "3.5.0",
              "status": "affected"
            }
          ]
        }
      ]
    }
  }
}