CVE-2026-66391

{
  "id": "CVE-2026-66391",
  "sourceIdentifier": "[email protected]",
  "published": "2026-07-27T17:16:41.750",
  "lastModified": "2026-10-24T13:10:00.147",
  "vulnStatus": "Analyzed",
  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "Use of Insufficiently Random Values, Protection Mechanism Failure vulnerability in Apache Wicket.\n\nThis issue affects Apache Wicket: from 9.0.0 through 9.23.0, from 10.0.0 through 10.9.0.\n\nUsers are recommended to upgrade to version 10.10.0, which fixes the issue."
    },
    {
      "lang": "es",
      "value": "Uso de valores insuficientemente aleatorios, vulnerabilidad de falla del mecanismo de protección en Apache Wicket.\n\nEste problema afecta a Apache Wicket: desde la 9.0.0 hasta la 9.23.0, desde la 10.0.0 hasta la 10.9.0.\n\nSe recomienda a los usuarios actualizar a la versión 10.10.0, que corrige el problema."
    }
  ],
  "affected": [
    {
      "source": "[email protected]",
      "affectedData": [
        {
          "vendor": "Apache Software Foundation",
          "product": "Apache Wicket",
          "defaultStatus": "unaffected",
          "collectionURL": "https://repo.maven.apache.org/maven2",
          "packageName": "org.apache.wicket:wicket-core",
          "versions": [
            {
              "version": "9.0.0",
              "lessThanOrEqual": "9.23.0",
              "versionType": "semver",
              "status": "affected"
            },
            {
              "version": "10.0.0",
              "lessThanOrEqual": "10.9.0",
              "versionType": "semver",
              "status": "affected"
            }
          ]
        }
      ]
    }
  ],
  "metrics": {
    "cvssMetricV31": [
      {
        "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
        "type": "Secondary",
        "cvssData": {
          "version": "3.1",
          "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N",
          "baseScore": 6.5,
          "baseSeverity": "MEDIUM",
          "attackVector": "NETWORK",
          "attackComplexity": "LOW",
          "privilegesRequired": "NONE",
          "userInteraction": "NONE",
          "scope": "UNCHANGED",
          "confidentialityImpact": "LOW",
          "integrityImpact": "LOW",
          "availabilityImpact": "NONE"
        },
        "exploitabilityScore": 3.9,
        "impactScore": 2.5
      }
    ],
    "ssvcV203": [
      {
        "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
        "ssvcData": {
          "timestamp": "2026-07-27T18:04:42.074179Z",
          "id": "CVE-2026-66391",
          "options": [
            {
              "exploitation": "none"
            },
            {
              "automatable": "yes"
            },
            {
              "technicalImpact": "partial"
            }
          ],
          "role": "CISA Coordinator",
          "version": "2.0.3"
        }
      }
    ]
  },
  "weaknesses": [
    {
      "source": "[email protected]",
      "type": "Secondary",
      "description": [
        {
          "lang": "en",
          "value": "CWE-330"
        },
        {
          "lang": "en",
          "value": "CWE-693"
        }
      ]
    }
  ],
  "configurations": [
    {
      "nodes": [
        {
          "operator": "OR",
          "negate": false,
          "cpeMatch": [
            {
              "vulnerable": true,
              "criteria": "cpe:2.3:a:apache:wicket:*:*:*:*:*:*:*:*",
              "versionStartIncluding": "9.0.0",
              "versionEndIncluding": "9.23.0",
              "matchCriteriaId": "3B46EB81-88D5-40AC-90C9-8C12896DBB97"
            },
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              "criteria": "cpe:2.3:a:apache:wicket:*:*:*:*:*:*:*:*",
              "versionStartIncluding": "10.0.0",
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  ],
  "references": [
    {
      "url": "https://lists.apache.org/thread/hfzcgjsbmmthzchtb8b8nv47d95scmqk",
      "source": "[email protected]",
      "tags": [
        "Mailing List",
        "Vendor Advisory"
      ]
    },
    {
      "url": "http://www.openwall.com/lists/oss-security/2026/07/27/5",
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
        "Mailing List",
        "Third Party Advisory"
      ]
    }
  ]
}