CVE-2026-20427
Estado: AnalizadaMedia (6.7)—
In display, there is a possible escalation of privilege due to a missing bounds check. This could lead to local escalation of privilege if a malicious actor has already obtained the System privilege. User interaction is not needed for exploitation. Patch ID: ALPS10320471; Issue ID: MSV-5537.
CVSS
- Versión: 3.1
- Vector: CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
- Puntuación base: 6.7
Probabilidad de explotación (EPSS)
- Probabilidad de explotación en los próximos 30 días: 0.08%
- Percentil entre todas las CVEs puntuadas: 0
- 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 (1)
CWE
- CWE-787
Referencias
JSON original (NVD)
Mostrar
{
"id": "CVE-2026-20427",
"cveTags": [],
"metrics": {
"ssvcV203": [
{
"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
"ssvcData": {
"id": "CVE-2026-20427",
"role": "CISA Coordinator",
"options": [
{
"exploitation": "none"
},
{
"automatable": "no"
},
{
"technicalImpact": "total"
}
],
"version": "2.0.3",
"timestamp": "2026-03-02T00:00:00+00:00"
}
}
],
"cvssMetricV31": [
{
"type": "Secondary",
"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
"cvssData": {
"scope": "UNCHANGED",
"version": "3.1",
"baseScore": 6.7,
"attackVector": "LOCAL",
"baseSeverity": "MEDIUM",
"vectorString": "CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H",
"integrityImpact": "HIGH",
"userInteraction": "NONE",
"attackComplexity": "LOW",
"availabilityImpact": "HIGH",
"privilegesRequired": "HIGH",
"confidentialityImpact": "HIGH"
},
"impactScore": 5.9,
"exploitabilityScore": 0.8
}
]
},
"affected": [
{
"source": "security@mediatek.com",
"affectedData": [
{
"vendor": "MediaTek, Inc.",
"product": "MediaTek chipset",
"versions": [
{
"status": "affected",
"version": "MT6739"
},
{
"status": "affected",
"version": "MT6761"
},
{
"status": "affected",
"version": "MT6765"
},
{
"status": "affected",
"version": "MT6768"
},
{
"status": "affected",
"version": "MT6781"
},
{
"status": "affected",
"version": "MT6789"
},
{
"status": "affected",
"version": "MT6833"
},
{
"status": "affected",
"version": "MT6835"
},
{
"status": "affected",
"version": "MT6853"
},
{
"status": "affected",
"version": "MT6855"
},
{
"status": "affected",
"version": "MT6877"
},
{
"status": "affected",
"version": "MT6878"
},
{
"status": "affected",
"version": "MT6879"
},
{
"status": "affected",
"version": "MT6883"
},
{
"status": "affected",
"version": "MT6885"
},
{
"status": "affected",
"version": "MT6886"
},
{
"status": "affected",
"version": "MT6889"
},
{
"status": "affected",
"version": "MT6893"
},
{
"status": "affected",
"version": "MT6895"
},
{
"status": "affected",
"version": "MT6897"
},
{
"status": "affected",
"version": "MT6899"
},
{
"status": "affected",
"version": "MT6983"
},
{
"status": "affected",
"version": "MT6985"
},
{
"status": "affected",
"version": "MT6989"
},
{
"status": "affected",
"version": "MT6991"
},
{
"status": "affected",
"version": "MT6993"
},
{
"status": "affected",
"version": "MT8196"
},
{
"status": "affected",
"version": "MT8678"
},
{
"status": "affected",
"version": "MT8793"
}
],
"defaultStatus": "unaffected"
}
]
}
],
"published": "2026-03-02T09:16:15.910",
"references": [
{
"url": "https://corp.mediatek.com/product-security-bulletin/March-2026",
"tags": [
"Vendor Advisory"
],
"source": "security@mediatek.com"
}
],
"vulnStatus": "Analyzed",
"weaknesses": [
{
"type": "Secondary",
"source": "security@mediatek.com",
"description": [
{
"lang": "en",
"value": "CWE-787"
}
]
}
],
"descriptions": [
{
"lang": "en",
"value": "In display, there is a possible escalation of privilege due to a missing bounds check. This could lead to local escalation of privilege if a malicious actor has already obtained the System privilege. User interaction is not needed for exploitation. Patch ID: ALPS10320471; Issue ID: MSV-5537."
},
{
"lang": "es",
"value": "En la visualización, existe una posible escalada de privilegios debido a la falta de una comprobación de límites. Esto podría llevar a una escalada de privilegios local si un actor malicioso ya ha obtenido el privilegio de Sistema. No se necesita interacción del usuario para la explotación. ID del parche: ALPS10320471; ID del problema: MSV-5537."
}
],
"lastModified": "2026-06-17T10:17:25.203",
"configurations": [
{
"nodes": [
{
"negate": false,
"cpeMatch": [
{
"criteria": "cpe:2.3:o:google:android:14.0:*:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "2700BCC5-634D-4EC6-AB67-5B678D5F951D"
},
{
"criteria": "cpe:2.3:o:google:android:15.0:*:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "8538774C-906D-4B03-A3E7-FA7A55E0DA9E"
},
{
"criteria": "cpe:2.3:o:google:android:16.0:-:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "02882AB1-7993-47DD-84A0-8DF4272D85ED"
}
],
"operator": "OR"
},
{
"negate": false,
"cpeMatch": [
{
"criteria": "cpe:2.3:h:mediatek:mt6739:-:*:*:*:*:*:*:*",
"vulnerable": false,
"matchCriteriaId": "7FA8A390-9F52-4CF3-9B45-936CE3E2B828"
},
{
"criteria": "cpe:2.3:h:mediatek:mt6761:-:*:*:*:*:*:*:*",
"vulnerable": false,
"matchCriteriaId": "F726F486-A86F-4215-AD93-7A07A071844A"
},
{
"criteria": "cpe:2.3:h:mediatek:mt6765:-:*:*:*:*:*:*:*",
"vulnerable": false,
"matchCriteriaId": "43E779F6-F0A0-4153-9A1D-B715C3A2F80E"
},
{
"criteria": "cpe:2.3:h:mediatek:mt6768:-:*:*:*:*:*:*:*",
"vulnerable": false,
"matchCriteriaId": "06CD97E1-8A76-48B4-9780-9698EF5A960F"
},
{
"criteria": "cpe:2.3:h:mediatek:mt6781:-:*:*:*:*:*:*:*",
"vulnerable": false,
"matchCriteriaId": "C4EEE021-6B2A-47A0-AC6B-55525A40D718"
},
{
"criteria": "cpe:2.3:h:mediatek:mt6789:-:*:*:*:*:*:*:*",
"vulnerable": false,
"matchCriteriaId": "8B9B0D82-82C1-4A77-A016-329B99C45F49"
},
{
"criteria": "cpe:2.3:h:mediatek:mt6833:-:*:*:*:*:*:*:*",
"vulnerable": false,
"matchCriteriaId": "9814939B-F05E-4870-90C0-7C0F6BAAEB39"
},
{
"criteria": "cpe:2.3:h:mediatek:mt6835:-:*:*:*:*:*:*:*",
"vulnerable": false,
"matchCriteriaId": "19A63103-C708-48EC-B44D-5E465A6B79C5"
},
{
"criteria": "cpe:2.3:h:mediatek:mt6853:-:*:*:*:*:*:*:*",
"vulnerable": false,
"matchCriteriaId": "366F1912-756B-443E-9962-224937DD7DFB"
},
{
"criteria": "cpe:2.3:h:mediatek:mt6855:-:*:*:*:*:*:*:*",
"vulnerable": false,
"matchCriteriaId": "89AFEE24-7AAD-4EDB-8C3E-EDBA3240730A"
},
{
"criteria": "cpe:2.3:h:mediatek:mt6877:-:*:*:*:*:*:*:*",
"vulnerable": false,
"matchCriteriaId": "7CA9352F-E9BD-4656-9B7C-4AFEE2C78E58"
},
{
"criteria": "cpe:2.3:h:mediatek:mt6878:-:*:*:*:*:*:*:*",
"vulnerable": false,
"matchCriteriaId": "855A8046-34ED-4891-ACE5-76AB10AC8D53"
},
{
"criteria": "cpe:2.3:h:mediatek:mt6879:-:*:*:*:*:*:*:*",
"vulnerable": false,
"matchCriteriaId": "704BE5CE-AE08-4432-A8B0-4C8BD62148AD"
},
{
"criteria": "cpe:2.3:h:mediatek:mt6883:-:*:*:*:*:*:*:*",
"vulnerable": false,
"matchCriteriaId": "15E2EC3F-9FB3-488B-B1C1-2793A416C755"
},
{
"criteria": "cpe:2.3:h:mediatek:mt6885:-:*:*:*:*:*:*:*",
"vulnerable": false,
"matchCriteriaId": "DD64413C-C774-4C4F-9551-89E1AA9469EE"
},
{
"criteria": "cpe:2.3:h:mediatek:mt6886:-:*:*:*:*:*:*:*",
"vulnerable": false,
"matchCriteriaId": "AF3E2B84-DAFE-4E11-B23B-026F719475F5"
},
{
"criteria": "cpe:2.3:h:mediatek:mt6889:-:*:*:*:*:*:*:*",
"vulnerable": false,
"matchCriteriaId": "3B787DC3-8E5A-4968-B20B-37B6257FAAE2"
},
{
"criteria": "cpe:2.3:h:mediatek:mt6893:-:*:*:*:*:*:*:*",
"vulnerable": false,
"matchCriteriaId": "213B5C7F-D965-4312-9CDF-4F06FA77D401"
},
{
"criteria": "cpe:2.3:h:mediatek:mt6895:-:*:*:*:*:*:*:*",
"vulnerable": false,
"matchCriteriaId": "E0CA45C9-7BFE-4C93-B2AF-B86501F763AB"
},
{
"criteria": "cpe:2.3:h:mediatek:mt6897:-:*:*:*:*:*:*:*",
"vulnerable": false,
"matchCriteriaId": "2A7D8055-F4B6-41EE-A078-11D56285AB66"
},
{
"criteria": "cpe:2.3:h:mediatek:mt6899:-:*:*:*:*:*:*:*",
"vulnerable": false,
"matchCriteriaId": "C6E9F80F-9AC9-41E0-BB14-9DB6F14B62CD"
},
{
"criteria": "cpe:2.3:h:mediatek:mt6983:-:*:*:*:*:*:*:*",
"vulnerable": false,
"matchCriteriaId": "EB6B9A26-F8A1-4322-AA4E-CDF8F7D99000"
},
{
"criteria": "cpe:2.3:h:mediatek:mt6985:-:*:*:*:*:*:*:*",
"vulnerable": false,
"matchCriteriaId": "EA72CCD1-DEA2-48EB-8781-04CFDD41AAEE"
},
{
"criteria": "cpe:2.3:h:mediatek:mt6989:-:*:*:*:*:*:*:*",
"vulnerable": false,
"matchCriteriaId": "AD7DE6B2-66D9-4A3E-B15F-D56505559255"
},
{
"criteria": "cpe:2.3:h:mediatek:mt6991:-:*:*:*:*:*:*:*",
"vulnerable": false,
"matchCriteriaId": "CBBB30DF-E963-4940-B742-F6801F68C3FC"
},
{
"criteria": "cpe:2.3:h:mediatek:mt6993:-:*:*:*:*:*:*:*",
"vulnerable": false,
"matchCriteriaId": "57E92BE0-5E65-4770-8E1A-0E5D07A38164"
},
{
"criteria": "cpe:2.3:h:mediatek:mt8196:-:*:*:*:*:*:*:*",
"vulnerable": false,
"matchCriteriaId": "FB0C4D80-28BC-4C4D-B522-AD9EC5222A2E"
},
{
"criteria": "cpe:2.3:h:mediatek:mt8678:-:*:*:*:*:*:*:*",
"vulnerable": false,
"matchCriteriaId": "152A5F3D-8004-4649-BDB1-E6F0798AF1CB"
},
{
"criteria": "cpe:2.3:h:mediatek:mt8793:-:*:*:*:*:*:*:*",
"vulnerable": false,
"matchCriteriaId": "2FBD3487-F8CE-406C-8BD7-DD57FF8CD60B"
}
],
"operator": "OR"
}
],
"operator": "AND"
}
],
"sourceIdentifier": "security@mediatek.com"
}