{"id":"CVE-2021-0309","aliases":["A-158480899","ASB-A-158480899","EUVD-2021-2928","GHSA-wc4x-mm5r-q4j3"],"status":"published","title":"In onCreate of grantCredentialsPermissionActivity, there is a confused deputy. This could lead to...","description":"In onCreate of grantCredentialsPermissionActivity, there is a confused deputy. This could lead to local information disclosure and account access with no additional execution privileges needed. User interaction is needed for exploitation. Product: Android; Versions: Android-8.1, Android-9, Android-10, Android-11, Android-8.0; Android ID: A-158480899.","severity":{"version":"3.1","score":5.5,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N","level":"medium","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-10","score":0.00169,"percentile":0.06365,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":true},"published":"2021-01-01T00:00:00Z","modified":"2026-11-05T16:32:28Z","fixes":[{"ecosystem":"Android","package":"platform/frameworks/base","fixed_in":["8.0:2021-01-01","8.1:2021-01-01","9:2021-01-01","10:2021-01-01","11:2021-01-01"],"sources":["osv"]}],"affected":[{"source":"osv","ecosystem":"Android","package":"platform/frameworks/base","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"8.0:0"},{"fixed":"8.0:2021-01-01"}]}],"versions":["8.0"]},{"source":"osv","ecosystem":"Android","package":"platform/frameworks/base","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"8.1:0"},{"fixed":"8.1:2021-01-01"}]}],"versions":["8.1"]},{"source":"osv","ecosystem":"Android","package":"platform/frameworks/base","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"9:0"},{"fixed":"9:2021-01-01"}]}],"versions":["9"]},{"source":"osv","ecosystem":"Android","package":"platform/frameworks/base","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"10:0"},{"fixed":"10:2021-01-01"}]}],"versions":["10"]},{"source":"osv","ecosystem":"Android","package":"platform/frameworks/base","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"11:0"},{"fixed":"11:2021-01-01"}]}],"versions":["11"]}],"products":[{"vendor":"google","product":"android"}],"references":[{"url":"https://source.android.com/security/bulletin/2021-01-01","tags":["x_refsource_CONFIRM","x_transferred","Vendor Advisory","advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2021-0309"},{"url":"https://github.com/advisories/GHSA-wc4x-mm5r-q4j3"},{"url":"https://android.googlesource.com/platform/frameworks/base/+/0b610a27ba60047842b9416dd0537c68f0dd22b2","tags":["fix"]}],"sources":{"cve":[{"id":"CVE-2021-0309","description":"In onCreate of grantCredentialsPermissionActivity, there is a confused deputy. This could lead to local information disclosure and account access with no additional execution privileges needed. User interaction is needed for exploitation. Product: Android; Versions: Android-8.1, Android-9, Android-10, Android-11, Android-8.0; Android ID: A-158480899.","status":"published","published":"2021-01-11T21:47:03Z","modified":"2024-08-03T15:32:10.575Z","updated_at":"2026-11-02T14:33:10.887946Z"}],"euvd":[{"id":"EUVD-2021-2928","description":"In onCreate of grantCredentialsPermissionActivity, there is a confused deputy. This could lead to local information disclosure and account access with no additional execution privileges needed. User interaction is needed for exploitation. Product: Android; Versions: Android-8.1, Android-9, Android-10, Android-11, Android-8.0; Android ID: A-158480899.","status":"published","published":"2021-01-11T21:47:03Z","modified":"2024-08-03T15:32:10Z","updated_at":"2026-11-03T03:25:17.997367Z"}],"ghsa":[{"id":"GHSA-wc4x-mm5r-q4j3","title":"In onCreate of grantCredentialsPermissionActivity, there is a confused deputy. This could lead to...","description":"In onCreate of grantCredentialsPermissionActivity, there is a confused deputy. This could lead to local information disclosure and account access with no additional execution privileges needed. User interaction is needed for exploitation. Product: Android; Versions: Android-8.1, Android-9, Android-10, Android-11, Android-8.0; Android ID: A-158480899.","status":"published","published":"2022-05-24T17:38:42Z","modified":"2023-01-29T05:05:01Z","updated_at":"2026-11-02T14:45:41.669563Z"}],"nvd":[{"id":"CVE-2021-0309","description":"In onCreate of grantCredentialsPermissionActivity, there is a confused deputy. This could lead to local information disclosure and account access with no additional execution privileges needed. User interaction is needed for exploitation. Product: Android; Versions: Android-8.1, Android-9, Android-10, Android-11, Android-8.0; Android ID: A-158480899.","status":"published","published":"2021-01-11T22:15:13.22Z","modified":"2026-06-17T03:29:46.107Z","cvss":[{"version":"3.1","score":5.5,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N","level":"medium","assessor":"primary"},{"version":"2.0","score":4.9,"vector":"AV:L/AC:L/Au:N/C:C/I:N/A:N","level":"medium","assessor":"primary"}],"updated_at":"2026-11-02T14:06:49.284888Z"}],"osv":[{"id":"ASB-A-158480899","description":"In onCreate of grantCredentialsPermissionActivity, there is a confused deputy. This could lead to local information disclosure and account access with no additional execution privileges needed. User interaction is needed for exploitation.","status":"published","published":"2021-01-01T00:00:00Z","modified":"2026-11-10T17:02:23.040266809Z","updated_at":"2026-11-10T17:35:04.393608Z"}]}}