{"id":"CVE-2026-20529","aliases":["EUVD-2026-92194","GHSA-4564-cmp3-frpg"],"status":"published","title":"In battery, there is a possible out of bounds write due to a missing bounds check. This could...","description":"In battery, there is a possible out of bounds write 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: ALPS11276677; Issue ID: MSV-9217.","severity":{"version":"3.1","score":6.7,"vector":"CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H","level":"medium","assessor":"adp","from":"cve"},"epss":{"day":"2026-11-12","score":0.00114,"percentile":0.01487,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-787"],"published":"2026-10-05T01:40:05Z","modified":"2026-10-09T15:02:40Z","products":[{"vendor":"mediatek","product":"mt6761_firmware"},{"vendor":"mediatek","product":"mt6765_firmware"},{"vendor":"mediatek","product":"mt6768_firmware"},{"vendor":"mediatek","product":"mt6781_firmware"},{"vendor":"mediatek","product":"mt6853_firmware"},{"vendor":"mediatek","product":"mt6858_firmware"},{"vendor":"mediatek","product":"mt6881_firmware"},{"vendor":"mediatek","product":"mt6893_firmware"},{"vendor":"mediatek","product":"mt6989_firmware"},{"vendor":"mediatek","product":"mt6991_firmware"},{"vendor":"mediatek","product":"mt6993_firmware"},{"vendor":"mediatek","product":"mt8171_firmware"},{"vendor":"mediatek","product":"mt8186_firmware"},{"vendor":"mediatek","product":"mt8188_firmware"},{"vendor":"mediatek","product":"mt8189_firmware"},{"vendor":"mediatek","product":"mt8196_firmware"},{"vendor":"mediatek","product":"mt8766_firmware"},{"vendor":"mediatek","product":"mt8768_firmware"},{"vendor":"mediatek","product":"mt8775_firmware"},{"vendor":"mediatek","product":"mt8781_firmware"},{"vendor":"mediatek","product":"mt8788e_firmware"},{"vendor":"mediatek","product":"mt8791t_firmware"},{"vendor":"mediatek","product":"mt8792_firmware"},{"vendor":"mediatek","product":"mt8796_firmware"},{"vendor":"mediatek","product":"mt8799_firmware"},{"vendor":"mediatek","product":"mt8883_firmware"},{"vendor":"mediatek","product":"mt8893_firmware"},{"vendor":"mediatek","product":"mt8910_firmware"},{"vendor":"mediatek, inc.","product":"mediatek chipset"}],"references":[{"url":"https://www.mediatek.com/product-security-bulletin/October-2026","tags":["Vendor Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-20529"},{"url":"https://github.com/advisories/GHSA-4564-cmp3-frpg"}],"sources":{"cve":[{"id":"CVE-2026-20529","description":"In battery, there is a possible out of bounds write 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: ALPS11276677; Issue ID: MSV-9217.","status":"published","published":"2026-10-05T01:40:05.493Z","modified":"2026-10-06T03:55:46.657Z","cvss":[{"version":"3.1","score":6.7,"vector":"CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H","level":"medium","assessor":"adp"}],"cwes":["CWE-787"],"updated_at":"2026-11-02T13:35:44.571002Z"}],"euvd":[{"id":"EUVD-2026-92194","description":"In battery, there is a possible out of bounds write 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: ALPS11276677; Issue ID: MSV-9217.","status":"published","published":"2026-10-05T01:40:05Z","modified":"2026-10-06T03:55:46Z","cvss":[{"version":"3.1","score":6.7,"vector":"CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H","level":"medium"}],"updated_at":"2026-11-02T17:27:38.724649Z"}],"ghsa":[{"id":"GHSA-4564-cmp3-frpg","title":"In battery, there is a possible out of bounds write due to a missing bounds check. This could...","description":"In battery, there is a possible out of bounds write 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: ALPS11276677; Issue ID: MSV-9217.","status":"published","published":"2026-10-05T03:30:26Z","modified":"2026-10-05T12:32:29Z","cvss":[{"version":"3.1","score":6.7,"vector":"CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H","level":"medium"}],"cwes":["CWE-787"],"updated_at":"2026-11-02T15:12:48.068686Z"}],"nvd":[{"id":"CVE-2026-20529","description":"In battery, there is a possible out of bounds write 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: ALPS11276677; Issue ID: MSV-9217.","status":"published","published":"2026-10-05T02:16:51.64Z","modified":"2026-10-09T15:02:40.51Z","cvss":[{"version":"3.1","score":6.7,"vector":"CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H","level":"medium","assessor":"secondary"}],"cwes":["CWE-787"],"updated_at":"2026-11-02T14:12:53.75133Z"}]}}