CVE-2026-83427

{
  "id": "CVE-2026-83427",
  "sourceIdentifier": "[email protected]",
  "published": "2026-10-20T22:19:57.600",
  "lastModified": "2026-10-27T17:54:12.787",
  "vulnStatus": "Analyzed",
  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "Vulnerability in the PeopleSoft Enterprise PeopleTools product of Oracle PeopleSoft (component: Multichannel Framework).  Supported versions that are affected are 8.61-8.63. Difficult to exploit vulnerability allows high privileged attacker with network access via HTTP to compromise PeopleSoft Enterprise PeopleTools.  Successful attacks of this vulnerability can result in takeover of PeopleSoft Enterprise PeopleTools. CVSS 3.1 Base Score 6.6 (Confidentiality, Integrity and Availability impacts).  CVSS Vector: (CVSS:3.1/AV:N/AC:H/PR:H/UI:N/S:U/C:H/I:H/A:H)."
    }
  ],
  "affected": [
    {
      "source": "[email protected]",
      "affectedData": [
        {
          "vendor": "Oracle Corporation",
          "product": "PeopleSoft Enterprise PeopleTools",
          "versions": [
            {
              "version": "8.61",
              "lessThanOrEqual": "8.63",
              "versionType": "custom",
              "status": "affected"
            }
          ]
        }
      ]
    }
  ],
  "metrics": {
    "cvssMetricV31": [
      {
        "source": "[email protected]",
        "type": "Secondary",
        "cvssData": {
          "version": "3.1",
          "vectorString": "CVSS:3.1/AV:N/AC:H/PR:H/UI:N/S:U/C:H/I:H/A:H",
          "baseScore": 6.6,
          "baseSeverity": "MEDIUM",
          "attackVector": "NETWORK",
          "attackComplexity": "HIGH",
          "privilegesRequired": "HIGH",
          "userInteraction": "NONE",
          "scope": "UNCHANGED",
          "confidentialityImpact": "HIGH",
          "integrityImpact": "HIGH",
          "availabilityImpact": "HIGH"
        },
        "exploitabilityScore": 0.7,
        "impactScore": 5.9
      }
    ],
    "ssvcV203": [
      {
        "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
        "ssvcData": {
          "timestamp": "2026-10-26T00:00:00+00:00",
          "id": "CVE-2026-83427",
          "options": [
            {
              "exploitation": "none"
            },
            {
              "automatable": "no"
            },
            {
              "technicalImpact": "total"
            }
          ],
          "role": "CISA Coordinator",
          "version": "2.0.3"
        }
      }
    ]
  },
  "weaknesses": [
    {
      "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
      "type": "Secondary",
      "description": [
        {
          "lang": "en",
          "value": "CWE-284"
        }
      ]
    }
  ],
  "configurations": [
    {
      "nodes": [
        {
          "operator": "OR",
          "negate": false,
          "cpeMatch": [
            {
              "vulnerable": true,
              "criteria": "cpe:2.3:a:oracle:peoplesoft_enterprise_peopletools:*:*:*:*:*:*:*:*",
              "versionStartIncluding": "8.61",
              "versionEndIncluding": "8.63",
              "matchCriteriaId": "FF061923-6B9A-4928-9F00-C81FC0063DAE"
            }
          ]
        }
      ]
    }
  ],
  "references": [
    {
      "url": "https://www.oracle.com/security-alerts/cpuoct2026.html",
      "source": "[email protected]",
      "tags": [
        "Vendor Advisory"
      ]
    }
  ]
}