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CVE-2025-5261

Estado: AplazadaAlta (7.5)—

Authorization Bypass Through User-Controlled Key vulnerability in Pik Online Yazılım Çözümleri A.Ş. Pik Online allows Exploitation of Trusted Identifiers.

This issue affects Pik Online: before 3.1.5.

CVSS

Probabilidad de explotación (EPSS)

EPSS (Exploit Prediction Scoring System, de FIRST) estima la probabilidad de que una vulnerabilidad sea explotada en 30 días. Complementa a CVSS (impacto) y a CISA KEV (explotación confirmada).

🎯 Técnicas ATT&CK

Cómo se explota esta vulnerabilidad y qué consigue el atacante, en el lenguaje de MITRE ATT&CK.

AV:N/PR:N sin UI indica red sin privilegios (T1190). CWE-639 (authorization bypass con claves controladas) permite acceso no autorizado a cuentas/identidades (T1078).

Inferido por nuestro agente de análisis a partir de la descripción oficial, el vector CVSS y la CWE, y comprobado por un supervisor. Puede contener errores.

🛡️ Mitigaciones ATT&CK que cubren estas técnicas

Privileged Account ManagementApplication Developer GuidanceActive Directory ConfigurationVulnerability ScanningUser TrainingUser Account Management

Tecnologías afectadas (1)

⚠ Inferidas por IA a partir de la descripción — NVD aún no ha analizado esta CVE; no son CPE verificados.

PIK Online Yazilim Cozumleri — PIK OnlineAI

CWE

Referencias

JSON original (NVD)

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{
  "id": "CVE-2025-5261",
  "cveTags": [],
  "metrics": {
    "ssvcV203": [
      {
        "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
        "ssvcData": {
          "id": "CVE-2025-5261",
          "role": "CISA Coordinator",
          "options": [
            {
              "exploitation": "none"
            },
            {
              "automatable": "yes"
            },
            {
              "technicalImpact": "partial"
            }
          ],
          "version": "2.0.3",
          "timestamp": "2025-08-20T18:49:46.658979Z"
        }
      }
    ],
    "cvssMetricV31": [
      {
        "type": "Secondary",
        "source": "iletisim@usom.gov.tr",
        "cvssData": {
          "scope": "UNCHANGED",
          "version": "3.1",
          "baseScore": 7.5,
          "attackVector": "NETWORK",
          "baseSeverity": "HIGH",
          "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N",
          "integrityImpact": "NONE",
          "userInteraction": "NONE",
          "attackComplexity": "LOW",
          "availabilityImpact": "NONE",
          "privilegesRequired": "NONE",
          "confidentialityImpact": "HIGH"
        },
        "impactScore": 3.6,
        "exploitabilityScore": 3.9
      }
    ]
  },
  "affected": [
    {
      "source": "iletisim@usom.gov.tr",
      "affectedData": [
        {
          "vendor": "Pik Online Yazılım Çözümleri A.Ş.",
          "product": "Pik Online",
          "versions": [
            {
              "status": "affected",
              "version": "0",
              "lessThan": "3.1.5",
              "versionType": "custom"
            }
          ],
          "defaultStatus": "unaffected"
        }
      ]
    }
  ],
  "published": "2025-08-20T09:15:28.020",
  "references": [
    {
      "url": "https://siberguvenlik.gov.tr/guvenlik-bildirimleri/detay/tr-25-0201",
      "source": "iletisim@usom.gov.tr"
    },
    {
      "url": "https://www.usom.gov.tr/bildirim/tr-25-0201",
      "source": "iletisim@usom.gov.tr"
    }
  ],
  "vulnStatus": "Deferred",
  "weaknesses": [
    {
      "type": "Secondary",
      "source": "iletisim@usom.gov.tr",
      "description": [
        {
          "lang": "en",
          "value": "CWE-639"
        }
      ]
    }
  ],
  "descriptions": [
    {
      "lang": "en",
      "value": "Authorization Bypass Through User-Controlled Key vulnerability in Pik Online Yazılım Çözümleri A.Ş. Pik Online allows Exploitation of Trusted Identifiers.\n\nThis issue affects Pik Online: before 3.1.5."
    },
    {
      "lang": "es",
      "value": "Vulnerabilidad de omisión de autorización mediante clave controlada por el usuario en Pik Online Yaz?l?m Çözümleri A.?. Pik Online permite la explotación de identificadores de confianza. Este problema afecta a Pik Online: versiones anteriores a la 3.1.5."
    }
  ],
  "lastModified": "2026-06-17T09:47:33.970",
  "sourceIdentifier": "iletisim@usom.gov.tr"
}