{"id":"CVE-2025-20686","aliases":["EUVD-2025-20366","GHSA-6h67-fg36-25hf"],"status":"published","title":"In wlan AP driver, there is a possible out of bounds write due to an incorrect bounds check. This...","description":"In wlan AP driver, there is a possible out of bounds write due to an incorrect bounds check. This could lead to remote (proximal/adjacent) code execution with no additional execution privileges needed. User interaction is not needed for exploitation. Patch ID: WCNCR00415570; Issue ID: MSV-3404.","severity":{"version":"3.1","score":8.8,"vector":"CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"high","assessor":"adp","from":"cve"},"epss":{"day":"2026-11-10","score":0.0036,"percentile":0.30047,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-122"],"published":"2025-07-08T02:00:27Z","modified":"2026-06-17T08:41:50Z","products":[{"vendor":"mediatek","product":"software_development_kit"},{"vendor":"mediatek, inc.","product":"mt6890, mt7915, mt7916, mt7981, mt7986"},{"vendor":"openwrt","product":"openwrt"}],"references":[{"url":"https://corp.mediatek.com/product-security-bulletin/July-2025","tags":["Vendor Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2025-20686"},{"url":"https://github.com/advisories/GHSA-6h67-fg36-25hf"}],"sources":{"cve":[{"id":"CVE-2025-20686","description":"In wlan AP driver, there is a possible out of bounds write due to an incorrect bounds check. This could lead to remote (proximal/adjacent) code execution with no additional execution privileges needed. User interaction is not needed for exploitation. Patch ID: WCNCR00415570; Issue ID: MSV-3404.","status":"published","published":"2025-07-08T02:00:27.192Z","modified":"2025-07-08T15:18:06.866Z","cvss":[{"version":"3.1","score":8.8,"vector":"CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"high","assessor":"adp"}],"cwes":["CWE-122"],"updated_at":"2026-11-02T14:32:25.5658Z"}],"euvd":[{"id":"EUVD-2025-20366","description":"In wlan AP driver, there is a possible out of bounds write due to an incorrect bounds check. This could lead to remote (proximal/adjacent) code execution with no additional execution privileges needed. User interaction is not needed for exploitation. Patch ID: WCNCR00415570; Issue ID: MSV-3404.","status":"published","published":"2025-07-08T02:00:27Z","modified":"2025-07-08T15:18:06Z","cvss":[{"version":"3.1","score":8.8,"vector":"CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"high"}],"updated_at":"2026-11-02T20:32:12.59227Z"}],"ghsa":[{"id":"GHSA-6h67-fg36-25hf","title":"In wlan AP driver, there is a possible out of bounds write due to an incorrect bounds check. This...","description":"In wlan AP driver, there is a possible out of bounds write due to an incorrect bounds check. This could lead to remote (proximal/adjacent) code execution with no additional execution privileges needed. User interaction is not needed for exploitation. Patch ID: WCNCR00415570; Issue ID: MSV-3404.","status":"published","published":"2025-07-08T03:31:01Z","modified":"2025-07-08T15:33:05Z","cvss":[{"version":"3.1","score":9.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical"}],"cwes":["CWE-122"],"updated_at":"2026-11-02T15:02:56.619633Z"}],"nvd":[{"id":"CVE-2025-20686","description":"In wlan AP driver, there is a possible out of bounds write due to an incorrect bounds check. This could lead to remote (proximal/adjacent) code execution with no additional execution privileges needed. User interaction is not needed for exploitation. Patch ID: WCNCR00415570; Issue ID: MSV-3404.","status":"published","published":"2025-07-08T03:15:27.987Z","modified":"2026-06-17T08:41:50.187Z","cvss":[{"version":"3.1","score":8.8,"vector":"CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"high","assessor":"secondary"}],"cwes":["CWE-122"],"updated_at":"2026-11-02T14:11:16.997062Z"}]}}