CVE-2026-20447

{"id": "CVE-2026-20447", "cveTags": [], "metrics": {"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}]}, "published": "2026-05-04T07:15:58.450", "references": [{"url": "https://corp.mediatek.com/product-security-bulletin/May-2026", "tags": ["Vendor Advisory"], "source": "security@mediatek.com"}], "vulnStatus": "Analyzed", "weaknesses": [{"type": "Secondary", "source": "security@mediatek.com", "description": [{"lang": "en", "value": "CWE-125"}]}], "descriptions": [{"lang": "en", "value": "In geniezone, 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: ALPS10724073; Issue ID: MSV-6296."}], "lastModified": "2026-05-07T12:43:25.100", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:o:mediatek:mt6768_firmware:-:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "16EF9082-FC9B-4790-A79D-AA62C62E4B88"}], "operator": "OR"}, {"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:h:mediatek:mt6768:-:*:*:*:*:*:*:*", "vulnerable": false, "matchCriteriaId": "06CD97E1-8A76-48B4-9780-9698EF5A960F"}], "operator": "OR"}], "operator": "AND"}, {"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:o:mediatek:mt6789_firmware:-:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "524AB96D-4C15-47A6-B276-6B873796E8F3"}], "operator": "OR"}, {"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:h:mediatek:mt6789:-:*:*:*:*:*:*:*", "vulnerable": false, "matchCriteriaId": "8B9B0D82-82C1-4A77-A016-329B99C45F49"}], "operator": "OR"}], "operator": "AND"}, {"nodes": [{"negate": false, "cpeMatch": 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