FKIE_CVE-2026-23795

Vulnerability from fkie_nvd - Published: 2026-02-03 16:16 - Updated: 2026-02-06 14:43
Severity ?
4.9 (Medium) - CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:N/A:N
Summary
Improper Restriction of XML External Entity Reference vulnerability in Apache Syncope Console. An administrator with adequate entitlements to create or edit Keymaster parameters via Console can construct malicious XML text to launch an XXE attack, thereby causing sensitive data leakage occurs. This issue affects Apache Syncope: from 3.0 through 3.0.15, from 4.0 through 4.0.3. Users are recommended to upgrade to version 3.0.16 / 4.0.4, which fix this issue.
References
security@apache.orghttps://lists.apache.org/thread/mzgbdn8hzk8vr94o660njcc7w62c2posMailing List, Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108http://www.openwall.com/lists/oss-security/2026/02/02/2Mailing List, Third Party Advisory
Impacted products
Vendor Product Version
apache syncope *
apache syncope *
To clipboard 

{
  "configurations": [
    {
      "nodes": [
        {
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:a:apache:syncope:*:*:*:*:*:*:*:*",
              "matchCriteriaId": "E48D90FB-E49B-4FD5-B184-3049D3087635",
              "versionEndExcluding": "3.0.16",
              "versionStartIncluding": "3.0.0",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:a:apache:syncope:*:*:*:*:*:*:*:*",
              "matchCriteriaId": "877C8861-D17C-4BBE-A0C0-E3FDACB7CF9C",
              "versionEndExcluding": "4.0.4",
              "versionStartIncluding": "4.0.0",
              "vulnerable": true
            }
          ],
          "negate": false,
          "operator": "OR"
        }
      ]
    }
  ],
  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "Improper Restriction of XML External Entity Reference vulnerability in Apache Syncope Console.\nAn administrator with adequate entitlements to create or edit Keymaster parameters via Console can construct malicious XML text to launch an XXE attack, thereby causing sensitive data leakage occurs.\n\nThis issue affects Apache Syncope: from 3.0 through 3.0.15, from 4.0 through 4.0.3.\n\nUsers are recommended to upgrade to version 3.0.16 / 4.0.4, which fix this issue."
    },
    {
      "lang": "es",
      "value": "Vulnerabilidad de restricci\u00f3n indebida de referencia a entidad externa XML en la Consola de Apache Syncope.\nUn administrador con los permisos adecuados para crear o editar par\u00e1metros de Keymaster a trav\u00e9s de la Consola puede construir texto XML malicioso para lanzar un ataque XXE, causando as\u00ed una fuga de datos sensibles.\n\nEste problema afecta a Apache Syncope: desde la 3.0 hasta la 3.0.15, desde la 4.0 hasta la 4.0.3.\n\nSe recomienda a los usuarios actualizar a la versi\u00f3n 3.0.16 / 4.0.4, que solucionan este problema."
    }
  ],
  "id": "CVE-2026-23795",
  "lastModified": "2026-02-06T14:43:16.790",
  "metrics": {
    "cvssMetricV31": [
      {
        "cvssData": {
          "attackComplexity": "LOW",
          "attackVector": "NETWORK",
          "availabilityImpact": "NONE",
          "baseScore": 4.9,
          "baseSeverity": "MEDIUM",
          "confidentialityImpact": "HIGH",
          "integrityImpact": "NONE",
          "privilegesRequired": "HIGH",
          "scope": "UNCHANGED",
          "userInteraction": "NONE",
          "vectorString": "CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:N/A:N",
          "version": "3.1"
        },
        "exploitabilityScore": 1.2,
        "impactScore": 3.6,
        "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
        "type": "Secondary"
      }
    ]
  },
  "published": "2026-02-03T16:16:13.390",
  "references": [
    {
      "source": "security@apache.org",
      "tags": [
        "Mailing List",
        "Third Party Advisory"
      ],
      "url": "https://lists.apache.org/thread/mzgbdn8hzk8vr94o660njcc7w62c2pos"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
        "Mailing List",
        "Third Party Advisory"
      ],
      "url": "http://www.openwall.com/lists/oss-security/2026/02/02/2"
    }
  ],
  "sourceIdentifier": "security@apache.org",
  "vulnStatus": "Analyzed",
  "weaknesses": [
    {
      "description": [
        {
          "lang": "en",
          "value": "CWE-611"
        }
      ],
      "source": "security@apache.org",
      "type": "Primary"
    }
  ]
}


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