Vulnerability Details CVE-2026-20528
In ccci, there is a possible out of bounds write and read due to a missing bounds check. This could lead to local information disclosure, memory corruption, crashes, or privilege escalation if a malicious actor has already obtained the System privilege. User interaction is needed for exploitation. Patch ID: ALPS11428950 (Note: For MT6880, MT6890) / ALPS10563453 (Note: For MT6980D, MT6990, MT6986, MT6986D, MT6813, MT6988) / AUTO00858766 (Note: For MT2735, MT2737); Issue ID: MSV-9893.
Exploit prediction scoring system (EPSS) score
EPSS Score 0.001
EPSS Ranking 1.6%
CVSS Severity
CVSS v3 Score 6.7
Products affected by CVE-2026-20528
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cpe:2.3:h:mediatek:mt2735:-
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cpe:2.3:h:mediatek:mt2737:-
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cpe:2.3:h:mediatek:mt6813:-
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cpe:2.3:h:mediatek:mt6880:-
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cpe:2.3:h:mediatek:mt6890:-
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cpe:2.3:h:mediatek:mt6980d:-
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cpe:2.3:h:mediatek:mt6986:-
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cpe:2.3:h:mediatek:mt6986d:-
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cpe:2.3:h:mediatek:mt6988:-
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cpe:2.3:h:mediatek:mt6990:-
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cpe:2.3:o:mediatek:mt2735_firmware:-
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cpe:2.3:o:mediatek:mt2737_firmware:-
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cpe:2.3:o:mediatek:mt6813_firmware:-
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cpe:2.3:o:mediatek:mt6880_firmware:-
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cpe:2.3:o:mediatek:mt6890_firmware:-
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cpe:2.3:o:mediatek:mt6980d_firmware:-
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cpe:2.3:o:mediatek:mt6986_firmware:-
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cpe:2.3:o:mediatek:mt6986d_firmware:-
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cpe:2.3:o:mediatek:mt6988_firmware:-
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cpe:2.3:o:mediatek:mt6990_firmware:-