CVE-2021-39696
In Task.java, there is a possible escalation of privilege due to a confused deputy. This could...
In Task.java, there is a possible escalation of privilege due to a confused deputy. This could lead to local escalation of privilege with no additional execution privileges needed. User interaction is needed for exploitation.Product: AndroidVersions: Android-10 Android-11 Android-12Android ID: A-185810717
Attack profile
How easy it is to exploit
- Attack vector
- Local
- Complexity
- Low
- Privileges needed
- None
- User interaction
- Required
What an attacker can affect
- Confidentiality
- High
- Integrity
- High
- Availability
- High
Exploit likelihood
What each source reports
NVD Score used
In Task.java, there is a possible escalation of privilege due to a confused deputy. This could lead to local escalation of privilege with no additional execution privileges needed. User interaction is needed for exploitation.Product: AndroidVersions: Android-10 Android-11 Android-12Android ID: A-185810717
- Record
CVE-2021-39696- CVSS 3.1
- 7.8 High
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H - Updated
- 2026-11-02
CVE List No score
In Task.java, there is a possible escalation of privilege due to a confused deputy. This could lead to local escalation of privilege with no additional execution privileges needed. User interaction is needed for exploitation.Product: AndroidVersions: Android-10 Android-11 Android-12Android ID: A-185810717
- Record
CVE-2021-39696- Updated
- 2026-11-02
EUVDEUVD-2021-26053 No score
In Task.java, there is a possible escalation of privilege due to a confused deputy. This could lead to local escalation of privilege with no additional execution privileges needed. User interaction is needed for exploitation.Product: AndroidVersions: Android-10 Android-11 Android-12Android ID: A-185810717
- Record
EUVD-2021-26053- Updated
- 2026-11-03
GitHub AdvisoriesGHSA-fvhg-wrxg-vp2g
In Task.java, there is a possible escalation of privilege due to a confused deputy. This could...
In Task.java, there is a possible escalation of privilege due to a confused deputy. This could lead to local escalation of privilege with no additional execution privileges needed. User interaction is needed for exploitation.Product: AndroidVersions: Android-10 Android-11 Android-12Android ID: A-185810717
- Record
GHSA-fvhg-wrxg-vp2g- CVSS 3.1
- 7.8 High
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H - Updated
- 2026-11-02
OSVASB-A-185810717 No score
In Task.java, there is a possible escalation of privilege due to a confused deputy. This could lead to local escalation of privilege with no additional execution privileges needed. User interaction is needed for exploitation.
- Record
ASB-A-185810717- Updated
- 2026-11-05
Affected products
Affected packages
| Package | Affected | Fixed |
|---|---|---|
platform/frameworks/baseAndroid |
10:0 up to 10:2022-08-01, plus listed versions 10 |
10:2022-08-01 |
platform/frameworks/baseAndroid |
11:0 up to 11:2022-08-01, plus listed versions 11 |
11:2022-08-01 |
platform/frameworks/baseAndroid |
12:0 up to 12:2022-08-01, plus listed versions 12 |
12:2022-08-01 |
Public exploits
Links only. Every CVE stores no exploit code.
| Source | Link | Date |
|---|---|---|
| PoC in GitHub | nidhihcl/frameworks_base_AOSP_10_r33_CVE-2021-39696 | 2023-01-05 |
History
| Recorded | Changed | Sources |
|---|---|---|
| facts | OSV | |
| aliases | EUVD | |
| first indexed | CVE List, GitHub Advisories, NVD, OSV, PoC in GitHub |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2021-39696 is a high vulnerability (CVSS 7.8) in Google Android, published August 1, 2022. Public exploit code exists. EPSS puts the chance of exploitation in the next 30 days at 0.24%, the 14th percentile. Fixed in platform/frameworks/base 10:2022-08-01.
References
source.android.com/security/bulletin/2022-08-01
nvd.nist.gov/vuln/detail/CVE-2021-39696
github.com/advisories/GHSA-fvhg-wrxg-vp2g
android.googlesource.com/platform/frameworks/base/+/6ae9525c7fd6d72834be28298d836d8f30c0120c