{"id": "CVE-2026-20448", "cveTags": [], "metrics": {"ssvcV203": [{"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "ssvcData": {"id": "CVE-2026-20448", "role": "CISA Coordinator", "options": [{"exploitation": "none"}, {"automatable": "no"}, {"technicalImpact": "total"}], "version": "2.0.3", "timestamp": "2026-05-04T00:00:00+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": "MT6765"}, {"status": "affected", "version": "MT6768"}, {"status": "affected", "version": "MT6789"}, {"status": "affected", "version": "MT6877"}, {"status": "affected", "version": "MT6897"}, {"status": "affected", "version": "MT6899"}, {"status": "affected", "version": "MT6989"}, {"status": "affected", "version": "MT6991"}, {"status": "affected", "version": "MT6993"}, {"status": "affected", "version": "MT8367"}, {"status": "affected", "version": "MT8766"}, {"status": "affected", "version": "MT8768"}, {"status": "affected", "version": "MT8775"}, {"status": "affected", "version": "MT8781"}, {"status": "affected", "version": "MT8786"}, {"status": "affected", "version": "MT8788E"}, {"status": "affected", "version": "MT8791T"}, {"status": "affected", "version": "MT8792"}, {"status": "affected", "version": "MT8793"}, {"status": "affected", "version": "MT8796"}, {"status": "affected", "version": "MT8893"}, {"status": "affected", "version": "MT8910"}], "defaultStatus": "unaffected"}]}], "published": "2026-05-04T07:15:59.500", "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-280"}]}], "descriptions": [{"lang": "en", "value": "In geniezone, there is a possible escalation of privilege due to a missing permission 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: ALPS10708513; Issue ID: MSV-6281."}], "lastModified": "2026-06-17T10:17:28.533", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:o:mediatek:mt6765_firmware:-:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "43327018-578C-4997-81B9-6DBD3679E40C"}], "operator": "OR"}, {"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:h:mediatek:mt6765:-:*:*:*:*:*:*:*", "vulnerable": false, "matchCriteriaId": "43E779F6-F0A0-4153-9A1D-B715C3A2F80E"}], "operator": "OR"}], "operator": "AND"}, {"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": [{"criteria": "cpe:2.3:o:mediatek:mt6877_firmware:-:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "07F67D59-75F0-4056-BCCE-F7888912CAB3"}], "operator": "OR"}, {"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:h:mediatek:mt6877:-:*:*:*:*:*:*:*", "vulnerable": false, "matchCriteriaId": "7CA9352F-E9BD-4656-9B7C-4AFEE2C78E58"}], "operator": "OR"}], "operator": "AND"}, {"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:o:mediatek:mt6897_firmware:-:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "A04EA650-730F-4E5D-A0E0-90570CACDD5E"}], "operator": "OR"}, {"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:h:mediatek:mt6897:-:*:*:*:*:*:*:*", "vulnerable": false, "matchCriteriaId": "2A7D8055-F4B6-41EE-A078-11D56285AB66"}], "operator": "OR"}], "operator": "AND"}, {"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:o:mediatek:mt6899_firmware:-:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "BEBA484A-EC07-4D3D-80CD-BDE9E7807F71"}], "operator": "OR"}, {"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:h:mediatek:mt6899:-:*:*:*:*:*:*:*", "vulnerable": false, "matchCriteriaId": "C6E9F80F-9AC9-41E0-BB14-9DB6F14B62CD"}], "operator": "OR"}], "operator": "AND"}, {"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:o:mediatek:mt6989_firmware:-:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "E495B8EB-C9B5-4F32-AEE2-D2C41C0B292B"}], "operator": "OR"}, {"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:h:mediatek:mt6989:-:*:*:*:*:*:*:*", "vulnerable": false, "matchCriteriaId": "AD7DE6B2-66D9-4A3E-B15F-D56505559255"}], "operator": "OR"}], "operator": "AND"}, {"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:o:mediatek:mt6991_firmware:-:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "D9DD2119-39E8-4A9C-8E2A-8FB7F92A1001"}], "operator": "OR"}, {"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:h:mediatek:mt6991:-:*:*:*:*:*:*:*", "vulnerable": false, "matchCriteriaId": "CBBB30DF-E963-4940-B742-F6801F68C3FC"}], "operator": "OR"}], "operator": "AND"}, {"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:o:mediatek:mt6993_firmware:-:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "FAEB2240-FF37-4CBE-BBEF-8A8281153646"}], "operator": "OR"}, {"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:h:mediatek:mt6993:-:*:*:*:*:*:*:*", "vulnerable": false, "matchCriteriaId": "57E92BE0-5E65-4770-8E1A-0E5D07A38164"}], "operator": "OR"}], "operator": "AND"}, {"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:o:mediatek:mt8367_firmware:-:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "32C24935-B6E6-4923-B81C-D29BBEED2B3C"}], "operator": "OR"}, {"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:h:mediatek:mt8367:-:*:*:*:*:*:*:*", "vulnerable": false, "matchCriteriaId": "A28FA947-314F-465B-8ADD-F7973F02D82A"}], "operator": "OR"}], "operator": "AND"}, {"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:o:mediatek:mt8766_firmware:-:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "215862D7-BF3D-4955-BCFF-48778190EEB5"}], "operator": "OR"}, {"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:h:mediatek:mt8766:-:*:*:*:*:*:*:*", "vulnerable": false, "matchCriteriaId": "CE45F606-2E75-48BC-9D1B-99D504974CBF"}], "operator": "OR"}], "operator": "AND"}, {"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:o:mediatek:mt8768_firmware:-:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "303069C6-F031-4176-9465-46F4134BB423"}], "operator": "OR"}, {"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:h:mediatek:mt8768:-:*:*:*:*:*:*:*", "vulnerable": false, "matchCriteriaId": "1CC6E254-11A9-49CE-83FE-6DAC23E7D7AA"}], "operator": "OR"}], "operator": "AND"}, {"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:o:mediatek:mt8775_firmware:-:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "FAA319BC-2689-497C-8D7D-482CD2AD89A1"}], "operator": "OR"}, {"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:h:mediatek:mt8775:-:*:*:*:*:*:*:*", "vulnerable": false, "matchCriteriaId": "DE5FB550-7264-4879-BAF9-6798949113AF"}], "operator": "OR"}], "operator": "AND"}, {"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:o:mediatek:mt8781_firmware:-:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "7E2280E5-F903-4541-8404-9F789CEFF172"}], "operator": "OR"}, {"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:h:mediatek:mt8781:-:*:*:*:*:*:*:*", "vulnerable": false, "matchCriteriaId": "533284E5-C3AF-48D3-A287-993099DB2E41"}], "operator": "OR"}], "operator": "AND"}, {"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:o:mediatek:mt8786_firmware:-:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "88A514F4-3EAF-45FB-8736-4A015E4DEB4E"}], "operator": "OR"}, {"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:h:mediatek:mt8786:-:*:*:*:*:*:*:*", "vulnerable": false, "matchCriteriaId": "9D2D5F91-6AAB-4516-AD01-5C60F58BA4A6"}], "operator": "OR"}], "operator": "AND"}, {"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:o:mediatek:mt8788e_firmware:-:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "65B4F295-BF35-4A71-8567-CB1B367D80E9"}], "operator": "OR"}, {"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:h:mediatek:mt8788e:-:*:*:*:*:*:*:*", "vulnerable": false, "matchCriteriaId": "CEDF887A-1862-4336-ABFC-371838E1D029"}], "operator": "OR"}], "operator": "AND"}, {"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:o:mediatek:mt8791t_firmware:-:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "6D15A887-AC6B-4458-8355-8505742F4FC2"}], "operator": "OR"}, {"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:h:mediatek:mt8791t:-:*:*:*:*:*:*:*", "vulnerable": false, "matchCriteriaId": "1BB05B1D-77C9-4E42-91AD-9F087413DC20"}], "operator": "OR"}], "operator": "AND"}, {"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:o:mediatek:mt8792_firmware:-:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "AE904A76-14A2-41D5-86FF-BCA686342E85"}], "operator": "OR"}, {"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:h:mediatek:mt8792:-:*:*:*:*:*:*:*", "vulnerable": false, "matchCriteriaId": "336FC69E-E89F-4642-B6B9-8009D9A2BD52"}], "operator": "OR"}], "operator": "AND"}, {"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:o:mediatek:mt8793_firmware:-:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "42C2F52D-C49C-4AFF-B6FA-FFA82EF96142"}], "operator": "OR"}, {"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:h:mediatek:mt8793:-:*:*:*:*:*:*:*", "vulnerable": false, "matchCriteriaId": "2FBD3487-F8CE-406C-8BD7-DD57FF8CD60B"}], "operator": "OR"}], "operator": "AND"}, {"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:o:mediatek:mt8796_firmware:-:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "6DC17C8D-377F-4343-BE7E-359224912061"}], "operator": "OR"}, {"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:h:mediatek:mt8796:-:*:*:*:*:*:*:*", "vulnerable": false, "matchCriteriaId": "DE933AD9-3A6F-421B-8AB3-C45F8DEA9548"}], "operator": "OR"}], "operator": "AND"}, {"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:o:mediatek:mt8893_firmware:-:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "8E905861-38DA-4023-9751-2CD2EDE489EF"}], "operator": "OR"}, {"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:h:mediatek:mt8893:-:*:*:*:*:*:*:*", "vulnerable": false, "matchCriteriaId": "CCFAADB1-C2B2-47A6-BB66-761B964E7DFB"}], "operator": "OR"}], "operator": "AND"}, {"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:o:mediatek:mt8910_firmware:-:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "A05E635E-9559-4899-A7BA-A74EB6501D1C"}], "operator": "OR"}, {"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:h:mediatek:mt8910:-:*:*:*:*:*:*:*", "vulnerable": false, "matchCriteriaId": "8C81BC81-1358-4005-8D35-92428D052A65"}], "operator": "OR"}], "operator": "AND"}], "sourceIdentifier": "security@mediatek.com"}