{"id":"CVE-2026-20452","aliases":["EUVD-2026-33541","GHSA-mfvp-3qw7-v5gw"],"status":"published","title":"In wlan AP driver, there is a possible memory corruption due to a heap buffer overflow. This...","description":"In wlan AP driver, there is a possible memory corruption due to a heap buffer overflow. This could lead to remote (proximal/adjacent) code execution with User execution privileges needed. User interaction is not needed for exploitation. Patch ID: WCNCR00480138; Issue ID: MSV-6295.","severity":{"version":"3.1","score":8,"vector":"CVSS:3.1/AV:A/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","level":"high","assessor":"adp","from":"cve"},"epss":{"day":"2026-11-11","score":0.00435,"percentile":0.38221,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-122"],"published":"2026-06-01T03:20:08Z","modified":"2026-07-22T07:10:00Z","products":[{"vendor":"mediatek","product":"mt6890_firmware"},{"vendor":"mediatek","product":"mt7615_firmware"},{"vendor":"mediatek","product":"mt7915_firmware"},{"vendor":"mediatek","product":"mt7916_firmware"},{"vendor":"mediatek","product":"mt7981_firmware"},{"vendor":"mediatek","product":"mt7986_firmware"},{"vendor":"mediatek","product":"mt7990_firmware"},{"vendor":"mediatek","product":"mt7992_firmware"},{"vendor":"mediatek","product":"mt7993_firmware"},{"vendor":"mediatek, inc.","product":"mediatek chipset"}],"references":[{"url":"https://corp.mediatek.com/product-security-bulletin/June-2026","tags":["Vendor Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-20452"},{"url":"https://github.com/advisories/GHSA-mfvp-3qw7-v5gw"}],"sources":{"cve":[{"id":"CVE-2026-20452","description":"In wlan AP driver, there is a possible memory corruption due to a heap buffer overflow. This could lead to remote (proximal/adjacent) code execution with User execution privileges needed. User interaction is not needed for exploitation. Patch ID: WCNCR00480138; Issue ID: MSV-6295.","status":"published","published":"2026-06-01T03:20:08.315Z","modified":"2026-06-02T03:55:38.204Z","cvss":[{"version":"3.1","score":8,"vector":"CVSS:3.1/AV:A/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","level":"high","assessor":"adp"}],"cwes":["CWE-122"],"updated_at":"2026-11-02T13:35:55.731353Z"}],"euvd":[{"id":"EUVD-2026-33541","description":"In wlan AP driver, there is a possible memory corruption due to a heap buffer overflow. This could lead to remote (proximal/adjacent) code execution with User execution privileges needed. User interaction is not needed for exploitation. Patch ID: WCNCR00480138; Issue ID: MSV-6295.","status":"published","published":"2026-06-01T03:20:08Z","modified":"2026-06-02T03:55:38Z","cvss":[{"version":"3.1","score":8,"vector":"CVSS:3.1/AV:A/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","level":"high"}],"updated_at":"2026-11-02T18:20:57.453624Z"}],"ghsa":[{"id":"GHSA-mfvp-3qw7-v5gw","title":"In wlan AP driver, there is a possible memory corruption due to a heap buffer overflow. This...","description":"In wlan AP driver, there is a possible memory corruption due to a heap buffer overflow. This could lead to remote (proximal/adjacent) code execution with User execution privileges needed. User interaction is not needed for exploitation. Patch ID: WCNCR00480138; Issue ID: MSV-6295.","status":"published","published":"2026-06-01T06:30:26Z","modified":"2026-06-01T15:30:40Z","cvss":[{"version":"3.1","score":8,"vector":"CVSS:3.1/AV:A/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","level":"high"}],"cwes":["CWE-122"],"updated_at":"2026-11-02T15:08:26.25145Z"}],"nvd":[{"id":"CVE-2026-20452","description":"In wlan AP driver, there is a possible memory corruption due to a heap buffer overflow. This could lead to remote (proximal/adjacent) code execution with User execution privileges needed. User interaction is not needed for exploitation. Patch ID: WCNCR00480138; Issue ID: MSV-6295.","status":"published","published":"2026-06-01T04:16:21.753Z","modified":"2026-07-22T07:10:00.107Z","cvss":[{"version":"3.1","score":8,"vector":"CVSS:3.1/AV:A/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","level":"high","assessor":"secondary"}],"cwes":["CWE-122"],"updated_at":"2026-11-02T14:12:21.635958Z"}]}}