CVE-2021-27055
Estado: ModificadaAlta (7)—
Microsoft Visio Security Feature Bypass Vulnerability
CVSS
- Versión: 3.1
- Vector: CVSS:3.1/AV:L/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H
- Puntuación base: 7
Probabilidad de explotación (EPSS)
- Probabilidad de explotación en los próximos 30 días: 2.55%
- Percentil entre todas las CVEs puntuadas: 84
- Fecha de la puntuación: 6/10/2026
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 (3)
CWE
- NVD-CWE-noinfo
Referencias
JSON original (NVD)
Mostrar
{
"id": "CVE-2021-27055",
"cveTags": [],
"metrics": {
"cvssMetricV2": [
{
"type": "Primary",
"source": "nvd@nist.gov",
"cvssData": {
"version": "2.0",
"baseScore": 6.8,
"accessVector": "NETWORK",
"vectorString": "AV:N/AC:M/Au:N/C:P/I:P/A:P",
"authentication": "NONE",
"integrityImpact": "PARTIAL",
"accessComplexity": "MEDIUM",
"availabilityImpact": "PARTIAL",
"confidentialityImpact": "PARTIAL"
},
"acInsufInfo": false,
"impactScore": 6.4,
"baseSeverity": "MEDIUM",
"obtainAllPrivilege": false,
"exploitabilityScore": 8.6,
"obtainUserPrivilege": false,
"obtainOtherPrivilege": false,
"userInteractionRequired": true
}
],
"cvssMetricV31": [
{
"type": "Secondary",
"source": "secure@microsoft.com",
"cvssData": {
"scope": "UNCHANGED",
"version": "3.1",
"baseScore": 7,
"attackVector": "LOCAL",
"baseSeverity": "HIGH",
"vectorString": "CVSS:3.1/AV:L/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H",
"integrityImpact": "HIGH",
"userInteraction": "REQUIRED",
"attackComplexity": "HIGH",
"availabilityImpact": "HIGH",
"privilegesRequired": "NONE",
"confidentialityImpact": "HIGH"
},
"impactScore": 5.9,
"exploitabilityScore": 1
},
{
"type": "Secondary",
"source": "nvd@nist.gov",
"cvssData": {
"scope": "UNCHANGED",
"version": "3.1",
"baseScore": 7,
"attackVector": "LOCAL",
"baseSeverity": "HIGH",
"vectorString": "CVSS:3.1/AV:L/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H",
"integrityImpact": "HIGH",
"userInteraction": "REQUIRED",
"attackComplexity": "HIGH",
"availabilityImpact": "HIGH",
"privilegesRequired": "NONE",
"confidentialityImpact": "HIGH"
},
"impactScore": 5.9,
"exploitabilityScore": 1
}
]
},
"affected": [
{
"source": "secure@microsoft.com",
"affectedData": [
{
"vendor": "Microsoft",
"product": "Microsoft 365 Apps for Enterprise",
"versions": [
{
"status": "affected",
"version": "16.0.1",
"lessThan": "https://aka.ms/OfficeSecurityReleases",
"versionType": "custom"
}
],
"platforms": [
"32-bit Systems",
"x64-based Systems"
]
},
{
"vendor": "Microsoft",
"product": "Microsoft Office 2019",
"versions": [
{
"status": "affected",
"version": "19.0.0",
"lessThan": "https://aka.ms/OfficeSecurityReleases",
"versionType": "custom"
}
],
"platforms": [
"32-bit Systems",
"x64-based Systems"
]
},
{
"vendor": "Microsoft",
"product": "Microsoft Visio 2010 Service Pack 2",
"versions": [
{
"status": "affected",
"version": "13.0.0.0",
"lessThan": "14.0.7266.5000",
"versionType": "custom"
}
],
"platforms": [
"32-bit Systems",
"x64-based Systems"
]
},
{
"vendor": "Microsoft",
"product": "Microsoft Visio 2013 Service Pack 1",
"versions": [
{
"status": "affected",
"version": "15.0.1",
"lessThan": "15.0.5327.1000",
"versionType": "custom"
}
],
"platforms": [
"32-bit Systems"
]
},
{
"vendor": "Microsoft",
"product": "Microsoft Visio 2013 Service Pack 1",
"versions": [
{
"status": "affected",
"version": "15.0.1",
"lessThan": "15.0.5327.1000",
"versionType": "custom"
}
],
"platforms": [
"x64-based Systems"
]
},
{
"vendor": "Microsoft",
"product": "Microsoft Visio 2016",
"versions": [
{
"status": "affected",
"version": "16.0.1",
"lessThan": "16.0.5134.1000",
"versionType": "custom"
}
],
"platforms": [
"32-bit Systems",
"x64-based Systems"
]
}
]
}
],
"published": "2021-03-11T16:15:17.333",
"references": [
{
"url": "https://msrc.microsoft.com/update-guide/vulnerability/CVE-2021-27055",
"source": "secure@microsoft.com"
},
{
"url": "https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2021-27055",
"tags": [
"Patch",
"Vendor Advisory"
],
"source": "af854a3a-2127-422b-91ae-364da2661108"
}
],
"vulnStatus": "Modified",
"weaknesses": [
{
"type": "Primary",
"source": "nvd@nist.gov",
"description": [
{
"lang": "en",
"value": "NVD-CWE-noinfo"
}
]
}
],
"descriptions": [
{
"lang": "en",
"value": "Microsoft Visio Security Feature Bypass Vulnerability"
},
{
"lang": "es",
"value": "Una Vulnerabilidad de Omisión de la Característica de Seguridad de Microsoft Visio"
}
],
"lastModified": "2026-08-19T17:17:49.110",
"configurations": [
{
"nodes": [
{
"negate": false,
"cpeMatch": [
{
"criteria": "cpe:2.3:a:microsoft:365_apps:-:*:*:*:enterprise:*:*:*",
"vulnerable": true,
"matchCriteriaId": "40C15EDD-98D4-4D06-BA06-21AE0F33C72D"
},
{
"criteria": "cpe:2.3:a:microsoft:office:2019:*:*:*:*:-:*:*",
"vulnerable": true,
"matchCriteriaId": "C5282C83-86B8-442D-851D-B54E88E8B1F1"
},
{
"criteria": "cpe:2.3:a:microsoft:visio:2010:sp2:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "ED0408B6-4FB5-45E9-AD27-301FC383152D"
},
{
"criteria": "cpe:2.3:a:microsoft:visio:2013:sp1:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "87EBA8C7-E317-4EFD-B1AA-DD6A8B0DFDCC"
},
{
"criteria": "cpe:2.3:a:microsoft:visio:2016:*:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "89229922-0836-4CC2-AED2-107C3142D0EA"
}
],
"operator": "OR"
}
]
}
],
"sourceIdentifier": "secure@microsoft.com"
}