{"id":"CVE-2025-20657","aliases":["A-393950963","ASB-A-393950963","EUVD-2025-9964","GHSA-qr6w-v3fj-8cj6","M-ALPS09486425"],"status":"published","title":"In vdec, there is a possible permission bypass due to improper input validation. This could lead...","description":"In vdec, there is a possible permission bypass due to improper input validation. 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: ALPS09486425; Issue ID: MSV-2609.","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":"2026-11-10","score":0.00086,"percentile":0.00302,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":true},"cwes":["CWE-787"],"published":"2025-04-01T00:00:00Z","modified":"2026-11-05T16:32:28Z","fixes":[{"ecosystem":"Android","package":":unknown:","fixed_in":["SoCVersion:2025-04-05"],"sources":["osv"]}],"affected":[{"source":"osv","ecosystem":"Android","package":":unknown:","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"SoCVersion:0"},{"fixed":"SoCVersion:2025-04-05"}]}],"versions":["SoCVersion"]}],"products":[{"vendor":"google","product":"android"},{"vendor":"mediatek, inc.","product":"mt6765, mt6768, mt6781, mt6789, mt6833, mt6853, mt6877, mt6885, mt8768, mt8771, mt8781, mt8786, mt8791t"}],"references":[{"url":"https://corp.mediatek.com/product-security-bulletin/April-2025","tags":["Vendor Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2025-20657"},{"url":"https://github.com/advisories/GHSA-qr6w-v3fj-8cj6"},{"url":"https://source.android.com/security/bulletin/2025-04-01","tags":["advisory"]}],"sources":{"cve":[{"id":"CVE-2025-20657","description":"In vdec, there is a possible permission bypass due to improper input validation. 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: ALPS09486425; Issue ID: MSV-2609.","status":"published","published":"2025-04-07T03:14:50.803Z","modified":"2026-02-26T18:28:55.285Z","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":"2026-11-02T14:32:25.5658Z"}],"euvd":[{"id":"EUVD-2025-9964","description":"In vdec, there is a possible permission bypass due to improper input validation. 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: ALPS09486425; Issue ID: MSV-2609.","status":"published","published":"2025-04-07T03:14:50Z","modified":"2026-02-26T18:28:55Z","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":"2026-11-02T19:48:16.381292Z"}],"ghsa":[{"id":"GHSA-qr6w-v3fj-8cj6","title":"In vdec, there is a possible permission bypass due to improper input validation. This could lead...","description":"In vdec, there is a possible permission bypass due to improper input validation. 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: ALPS09486425; Issue ID: MSV-2609.","status":"published","published":"2025-04-07T06:30:27Z","modified":"2025-04-09T21:32:12Z","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":"2026-11-02T15:01:03.275422Z"}],"nvd":[{"id":"CVE-2025-20657","description":"In vdec, there is a possible permission bypass due to improper input validation. 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: ALPS09486425; Issue ID: MSV-2609.","status":"published","published":"2025-04-07T04:15:19.577Z","modified":"2026-06-17T08:41:46.08Z","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":"2026-11-02T14:10:59.48027Z"}],"osv":[{"id":"ASB-A-393950963","status":"published","published":"2025-04-01T00:00:00Z","modified":"2026-11-10T17:02:23.040266809Z","updated_at":"2026-11-10T17:35:07.135383Z"}]}}