{"id":"CVE-2026-20484","aliases":["EUVD-2026-52075","GHSA-mhh4-4rgh-x32m"],"status":"published","title":"In TFA, there is a possible information disclosure due to a missing permission check. This could...","description":"In TFA, there is a possible information disclosure due to a missing permission check. This could lead to local information disclosure if a malicious actor has already obtained the System privilege. User interaction is not needed for exploitation. Patch ID: ALPS11053160; Issue ID: MSV-8004.","severity":{"version":"3.1","score":4.4,"vector":"CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:N/A:N","level":"medium","assessor":"adp","from":"cve"},"epss":{"day":"2026-11-11","score":0.00157,"percentile":0.04887,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-201"],"published":"2026-08-03T02:05:48Z","modified":"2026-10-23T22:10:00Z","products":[{"vendor":"mediatek","product":"mt6739_firmware"},{"vendor":"mediatek","product":"mt6761_firmware"},{"vendor":"mediatek","product":"mt6765_firmware"},{"vendor":"mediatek","product":"mt6768_firmware"},{"vendor":"mediatek","product":"mt6781_firmware"},{"vendor":"mediatek","product":"mt6789_firmware"},{"vendor":"mediatek","product":"mt6833_firmware"},{"vendor":"mediatek","product":"mt6835_firmware"},{"vendor":"mediatek","product":"mt6853_firmware"},{"vendor":"mediatek","product":"mt6855_firmware"},{"vendor":"mediatek","product":"mt6877_firmware"},{"vendor":"mediatek","product":"mt6878_firmware"},{"vendor":"mediatek","product":"mt6879_firmware"},{"vendor":"mediatek","product":"mt6883_firmware"},{"vendor":"mediatek","product":"mt6885_firmware"},{"vendor":"mediatek","product":"mt6886_firmware"},{"vendor":"mediatek","product":"mt6889_firmware"},{"vendor":"mediatek","product":"mt6893_firmware"},{"vendor":"mediatek","product":"mt6895_firmware"},{"vendor":"mediatek","product":"mt6897_firmware"},{"vendor":"mediatek","product":"mt6899_firmware"},{"vendor":"mediatek","product":"mt6983_firmware"},{"vendor":"mediatek","product":"mt6985_firmware"},{"vendor":"mediatek","product":"mt6988_firmware"},{"vendor":"mediatek","product":"mt6989_firmware"},{"vendor":"mediatek","product":"mt6991_firmware"},{"vendor":"mediatek","product":"mt6993_firmware"},{"vendor":"mediatek","product":"mt8171_firmware"},{"vendor":"mediatek","product":"mt8188_firmware"},{"vendor":"mediatek","product":"mt8189_firmware"},{"vendor":"mediatek","product":"mt8390_firmware"},{"vendor":"mediatek","product":"mt8391_firmware"},{"vendor":"mediatek","product":"mt8668_firmware"},{"vendor":"mediatek","product":"mt8676_firmware"},{"vendor":"mediatek","product":"mt8678_firmware"},{"vendor":"mediatek","product":"mt8696_firmware"},{"vendor":"mediatek","product":"mt8792_firmware"},{"vendor":"mediatek","product":"mt8793_firmware"},{"vendor":"mediatek","product":"mt8799_firmware"},{"vendor":"mediatek, inc.","product":"mediatek chipset"}],"references":[{"url":"https://www.mediatek.com/product-security-bulletin/August-2026","tags":["Vendor Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-20484"},{"url":"https://github.com/advisories/GHSA-mhh4-4rgh-x32m"}],"sources":{"cve":[{"id":"CVE-2026-20484","description":"In TFA, there is a possible information disclosure due to a missing permission check. This could lead to local information disclosure if a malicious actor has already obtained the System privilege. User interaction is not needed for exploitation. Patch ID: ALPS11053160; Issue ID: MSV-8004.","status":"published","published":"2026-08-03T02:05:48.65Z","modified":"2026-08-03T19:45:07.04Z","cvss":[{"version":"3.1","score":4.4,"vector":"CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:N/A:N","level":"medium","assessor":"adp"}],"cwes":["CWE-201"],"updated_at":"2026-11-02T13:35:33.380441Z"}],"euvd":[{"id":"EUVD-2026-52075","description":"In TFA, there is a possible information disclosure due to a missing permission check. This could lead to local information disclosure if a malicious actor has already obtained the System privilege. User interaction is not needed for exploitation. Patch ID: ALPS11053160; Issue ID: MSV-8004.","status":"published","published":"2026-08-03T02:05:48Z","modified":"2026-08-03T19:45:07Z","cvss":[{"version":"3.1","score":4.4,"vector":"CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:N/A:N","level":"medium"}],"updated_at":"2026-11-02T18:02:23.68186Z"}],"ghsa":[{"id":"GHSA-mhh4-4rgh-x32m","title":"In TFA, there is a possible information disclosure due to a missing permission check. This could...","description":"In TFA, there is a possible information disclosure due to a missing permission check. This could lead to local information disclosure if a malicious actor has already obtained the System privilege. User interaction is not needed for exploitation. Patch ID: ALPS11053160; Issue ID: MSV-8004.","status":"published","published":"2026-08-03T03:31:57Z","modified":"2026-08-03T21:32:41Z","cvss":[{"version":"3.1","score":4.4,"vector":"CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:N/A:N","level":"medium"}],"cwes":["CWE-201"],"updated_at":"2026-11-02T15:10:03.433591Z"}],"nvd":[{"id":"CVE-2026-20484","description":"In TFA, there is a possible information disclosure due to a missing permission check. This could lead to local information disclosure if a malicious actor has already obtained the System privilege. User interaction is not needed for exploitation. Patch ID: ALPS11053160; Issue ID: MSV-8004.","status":"published","published":"2026-08-03T03:16:43.54Z","modified":"2026-10-23T22:10:00.16Z","cvss":[{"version":"3.1","score":4.4,"vector":"CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:N/A:N","level":"medium","assessor":"secondary"}],"cwes":["CWE-201"],"updated_at":"2026-11-02T14:12:34.290716Z"}]}}