Vulnerability Details CVE-2026-20491
In med, there is a possible out of bounds write due to an incorrect bounds check. This could lead to local denial of service with User execution privileges needed. User interaction is not needed for exploitation. Patch ID: ALPS10981478 (Note: For MT6890, MT6990, MT6988) / AUTO00851173 (Note: For MT2735, MT2737); Issue ID: MSV-7652.
Exploit prediction scoring system (EPSS) score
EPSS Score 0.001
EPSS Ranking 1.1%
CVSS Severity
CVSS v3 Score 5.5
Products affected by CVE-2026-20491
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cpe:2.3:h:mediatek:mt2735:-
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cpe:2.3:h:mediatek:mt6890:-
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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:mt6890_firmware:-
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cpe:2.3:o:mediatek:mt6988_firmware:-
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cpe:2.3:o:mediatek:mt6990_firmware:-