CVE-2021-39697

In checkFileUriDestination of DownloadProvider.java, there is a possible way to bypass external...

7.8 HighFix available

In checkFileUriDestination of DownloadProvider.java, there is a possible way to bypass external storage private directories protection due to a missing permission check. This could lead to local escalation of privilege with User execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android-11 Android-12Android ID: A-200813547

Attack profile

How easy it is to exploit

Attack vector: Local
Complexity: Low
Privileges needed: Low
User interaction: None

What an attacker can affect

Confidentiality: High
Integrity: High
Availability: High

Exploit likelihood

0.13%Down 2.4 points since Mar 17, 2022

What each source reports

NVD Score used 7.8

Record: CVE-2021-39697
CVSS 3.1: 7.8 HighCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
CVSS 2.0: 7.2 HighAV:L/AC:L/Au:N/C:C/I:C/A:C
Weakness: CWE-862
Updated: 2026-11-02

CVE List No score

Record: CVE-2021-39697
Updated: 2026-11-02

EUVDEUVD-2021-26054 No score

Record: EUVD-2021-26054
Updated: 2026-11-03

GitHub AdvisoriesGHSA-93fw-jj7x-4xh7 7.8

In checkFileUriDestination of DownloadProvider.java, there is a possible way to bypass external...

Record: GHSA-93fw-jj7x-4xh7
CVSS 3.1: 7.8 HighCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Weakness: CWE-281
Updated: 2026-11-02

OSVASB-A-200813547 No score

Record: ASB-A-200813547
Updated: 2026-11-05

Affected products

google android

Affected packages

Affected packages
Package	Affected	Fixed
`platform/packages/providers/DownloadProvider` Android	11:0 up to 11:2022-03-01, plus listed versions 11	11:2022-03-01
`platform/packages/providers/DownloadProvider` Android	12:0 up to 12:2022-03-01, plus listed versions 12	12:2022-03-01
`platform/packages/providers/DownloadProvider` Android	12L:0 up to 12L:2022-03-01, plus listed versions 12L	12L:2022-03-01

History

History
Recorded	Changed	Sources
Nov 5, 2026	facts	OSV
Nov 3, 2026	aliases	EUVD
Nov 2, 2026	first indexed	CVE List, GitHub Advisories, NVD, OSV

Dates are when Every CVE recorded each change. Upstream dates may differ.

In short

CVE-2021-39697 is a high vulnerability (CVSS 7.8) in Google Android, published March 1, 2022. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.13%, the 2nd percentile. Fixed in platform/packages/providers/DownloadProvider 11:2022-03-01.