Vulnerability Database

318,206

Total vulnerabilities in the database

CVE-2021-39807

In handleNfcStateChanged of SecureNfcEnabler.java, there is a possible way to enable NFC from the Guest account due to a missing permission check. This could lead to local escalation of privilege from the Guest account with no additional execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android-10 Android-11 Android-12 Android-12LAndroid ID: A-209446496

  • Published: Apr 12, 2022
  • Updated: Nov 16, 2025
  • CVE: CVE-2021-39807
  • Severity: High
  • Exploit:

CVSS v3:

  • Severity: High
  • Score: 7.8
  • AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

CVSS v2:

  • Severity: High
  • Score: 7.2
  • AV:L/AC:L/Au:N/C:C/I:C/A:C

CWEs:

Software From Fixed in
google / android 10.0 10.0.x
google / android 11.0 11.0.x
google / android 12.0 12.0.x
google / android 12.1 12.1.x