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CVE-2025-49731

Estado: AnalizadaBaja (3.1)—

Improper handling of insufficient permissions or privileges in Microsoft Teams allows an authorized attacker to elevate privileges over a network.

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 (1)

Microsoft — Teams

CWE

Referencias

JSON original (NVD)

Mostrar
{
  "id": "CVE-2025-49731",
  "cveTags": [],
  "metrics": {
    "ssvcV203": [
      {
        "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
        "ssvcData": {
          "id": "CVE-2025-49731",
          "role": "CISA Coordinator",
          "options": [
            {
              "exploitation": "none"
            },
            {
              "automatable": "no"
            },
            {
              "technicalImpact": "total"
            }
          ],
          "version": "2.0.3",
          "timestamp": "2025-07-09T04:01:24.341864Z"
        }
      }
    ],
    "cvssMetricV31": [
      {
        "type": "Secondary",
        "source": "secure@microsoft.com",
        "cvssData": {
          "scope": "UNCHANGED",
          "version": "3.1",
          "baseScore": 3.1,
          "attackVector": "NETWORK",
          "baseSeverity": "LOW",
          "vectorString": "CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:L/I:N/A:N",
          "integrityImpact": "NONE",
          "userInteraction": "NONE",
          "attackComplexity": "HIGH",
          "availabilityImpact": "NONE",
          "privilegesRequired": "LOW",
          "confidentialityImpact": "LOW"
        },
        "impactScore": 1.4,
        "exploitabilityScore": 1.6
      }
    ]
  },
  "affected": [
    {
      "source": "secure@microsoft.com",
      "affectedData": [
        {
          "vendor": "Microsoft",
          "product": "Microsoft Teams for Android",
          "versions": [
            {
              "status": "affected",
              "version": "1.0.0",
              "lessThan": "1.0.0.2025112902",
              "versionType": "custom"
            }
          ]
        },
        {
          "vendor": "Microsoft",
          "product": "Microsoft Teams for Desktop",
          "versions": [
            {
              "status": "affected",
              "version": "1.0.0",
              "lessThan": "25060212643",
              "versionType": "custom"
            }
          ]
        },
        {
          "vendor": "Microsoft",
          "product": "Microsoft Teams for iOS",
          "versions": [
            {
              "status": "affected",
              "version": "2.0.0",
              "lessThan": "7.10.1 (100772025102901)",
              "versionType": "custom"
            }
          ]
        }
      ]
    }
  ],
  "published": "2025-07-08T17:16:01.653",
  "references": [
    {
      "url": "https://msrc.microsoft.com/update-guide/vulnerability/CVE-2025-49731",
      "tags": [
        "Vendor Advisory"
      ],
      "source": "secure@microsoft.com"
    }
  ],
  "vulnStatus": "Analyzed",
  "weaknesses": [
    {
      "type": "Secondary",
      "source": "secure@microsoft.com",
      "description": [
        {
          "lang": "en",
          "value": "CWE-280"
        }
      ]
    }
  ],
  "descriptions": [
    {
      "lang": "en",
      "value": "Improper handling of insufficient permissions or privileges in Microsoft Teams allows an authorized attacker to elevate privileges over a network."
    },
    {
      "lang": "es",
      "value": "El manejo inadecuado de permisos o privilegios insuficientes en Microsoft Teams permite que un atacante autorizado eleve privilegios en una red."
    }
  ],
  "lastModified": "2026-06-17T09:31:50.727",
  "configurations": [
    {
      "nodes": [
        {
          "negate": false,
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:a:microsoft:teams:*:*:*:*:*:android:*:*",
              "vulnerable": true,
              "matchCriteriaId": "304AC214-3049-47EF-8C2E-F076199679CB",
              "versionEndExcluding": "1.0.0.2025112902"
            },
            {
              "criteria": "cpe:2.3:a:microsoft:teams:*:*:*:*:*:iphone_os:*:*",
              "vulnerable": true,
              "matchCriteriaId": "B152EF8C-9DD9-42DF-9C4C-45A9531696DB",
              "versionEndExcluding": "7.10.1"
            },
            {
              "criteria": "cpe:2.3:a:microsoft:teams:-:*:*:*:*:windows:*:*",
              "vulnerable": true,
              "matchCriteriaId": "D0C05194-1589-4E63-AD97-30BA4CCCCAA9"
            }
          ],
          "operator": "OR"
        }
      ]
    }
  ],
  "sourceIdentifier": "secure@microsoft.com"
}