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CVE-2026-45604

Estado: AnalizadaMedia (5.5)—

Out-of-bounds read in Windows Application Identity (AppID) Subsystem allows an authorized attacker to disclose information locally.

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).

Tecnologías afectadas (5)

CWE

Referencias

JSON original (NVD)

Mostrar
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        "ssvcData": {
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          "role": "CISA Coordinator",
          "options": [
            {
              "exploitation": "none"
            },
            {
              "automatable": "no"
            },
            {
              "technicalImpact": "partial"
            }
          ],
          "version": "2.0.3",
          "timestamp": "2026-06-10T12:37:42.411798Z"
        }
      }
    ],
    "cvssMetricV31": [
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        "type": "Secondary",
        "source": "secure@microsoft.com",
        "cvssData": {
          "scope": "UNCHANGED",
          "version": "3.1",
          "baseScore": 5.5,
          "attackVector": "LOCAL",
          "baseSeverity": "MEDIUM",
          "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N",
          "integrityImpact": "NONE",
          "userInteraction": "NONE",
          "attackComplexity": "LOW",
          "availabilityImpact": "NONE",
          "privilegesRequired": "LOW",
          "confidentialityImpact": "HIGH"
        },
        "impactScore": 3.6,
        "exploitabilityScore": 1.8
      }
    ]
  },
  "affected": [
    {
      "source": "secure@microsoft.com",
      "affectedData": [
        {
          "vendor": "Microsoft",
          "product": "Windows 11 version 23H2",
          "versions": [
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              "status": "affected",
              "version": "10.0.22631.0",
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          "platforms": [
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          "product": "Windows 11 Version 24H2",
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        {
          "vendor": "Microsoft",
          "product": "Windows 11 version 26H1",
          "versions": [
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              "status": "affected",
              "version": "10.0.28000.0",
              "lessThan": "10.0.28000.2269",
              "versionType": "custom"
            }
          ],
          "platforms": [
            "ARM64-based Systems",
            "x64-based Systems"
          ]
        },
        {
          "vendor": "Microsoft",
          "product": "Windows Server 2025",
          "versions": [
            {
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              "version": "10.0.26100.0",
              "lessThan": "10.0.26100.32995",
              "versionType": "custom"
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          ],
          "platforms": [
            "x64-based Systems"
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        },
        {
          "vendor": "Microsoft",
          "product": "Windows Server 2025 (Server Core installation)",
          "versions": [
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              "status": "affected",
              "version": "10.0.26100.0",
              "lessThan": "10.0.26100.32995",
              "versionType": "custom"
            }
          ],
          "platforms": [
            "x64-based Systems"
          ]
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  ],
  "published": "2026-06-09T17:17:29.097",
  "references": [
    {
      "url": "https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-45604",
      "tags": [
        "Vendor Advisory"
      ],
      "source": "secure@microsoft.com"
    }
  ],
  "vulnStatus": "Analyzed",
  "weaknesses": [
    {
      "type": "Secondary",
      "source": "secure@microsoft.com",
      "description": [
        {
          "lang": "en",
          "value": "CWE-125"
        }
      ]
    }
  ],
  "descriptions": [
    {
      "lang": "en",
      "value": "Out-of-bounds read in Windows Application Identity (AppID) Subsystem allows an authorized attacker to disclose information locally."
    },
    {
      "lang": "es",
      "value": "Lectura fuera de límites en el subsistema de identidad de aplicaciones de Windows (AppID) permite a un atacante autorizado divulgar información localmente."
    }
  ],
  "lastModified": "2026-07-23T08:10:00.137",
  "configurations": [
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  "sourceIdentifier": "secure@microsoft.com"
}