CVE-2021-32695
Malicious Android app could access Shared Preferences of the Nextcloud Android client
Nextcloud Android app is the Android client for Nextcloud. In versions prior to 3.16.1, a malicious app on the same device could have gotten access to the shared preferences of the Nextcloud Android application. This required user-interaction as a victim had to initiate the sharing flow and choose the malicious app. The shared preferences contain some limited private data such as push tokens and the account name. The vulnerability is patched in version 3.16.1.
Attack profile
How easy it is to exploit
- Attack vector
- Physical
- Complexity
- Low
- Privileges needed
- Low
- User interaction
- Required
What an attacker can affect
- Confidentiality
- Low
- Integrity
- Low
- Availability
- Low
Exploit likelihood
What each source reports
CVE List Score used
Malicious Android app could access Shared Preferences of the Nextcloud Android client
Nextcloud Android app is the Android client for Nextcloud. In versions prior to 3.16.1, a malicious app on the same device could have gotten access to the shared preferences of the Nextcloud Android application. This required user-interaction as a victim had to initiate the sharing flow and choose the malicious app. The shared preferences contain some limited private data such as push tokens and the account name. The vulnerability is patched in version 3.16.1.
- Record
CVE-2021-32695- CVSS 3.1
- 3.9 Low
CVSS:3.1/AV:P/AC:L/PR:L/UI:R/S:U/C:L/I:L/A:L - Weakness
- CWE-200
- Updated
- 2026-11-02
EUVDEUVD-2021-19496
Nextcloud Android app is the Android client for Nextcloud. In versions prior to 3.16.1, a malicious app on the same device could have gotten access to the shared preferences of the Nextcloud Android application. This required user-interaction as a victim had to initiate the sharing flow and choose the malicious app. The shared preferences contain some limited private data such as push tokens and the account name. The vulnerability is patched in version 3.16.1.
- Record
EUVD-2021-19496- CVSS 3.1
- 3.9 Low
CVSS:3.1/AV:P/AC:L/PR:L/UI:R/S:U/C:L/I:L/A:L - Updated
- 2026-11-03
NVD
Nextcloud Android app is the Android client for Nextcloud. In versions prior to 3.16.1, a malicious app on the same device could have gotten access to the shared preferences of the Nextcloud Android application. This required user-interaction as a victim had to initiate the sharing flow and choose the malicious app. The shared preferences contain some limited private data such as push tokens and the account name. The vulnerability is patched in version 3.16.1.
- Record
CVE-2021-32695- CVSS 3.1
- 3.9 Low
CVSS:3.1/AV:P/AC:L/PR:L/UI:R/S:U/C:L/I:L/A:L - CVSS 3.1
- 3.3 Low
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:N - CVSS 2.0
- 4.3 Medium
AV:N/AC:M/Au:N/C:P/I:N/A:N - Weakness
- CWE-200
- Updated
- 2026-11-02
OSV
Nextcloud Android app is the Android client for Nextcloud. In versions prior to 3.16.1, a malicious app on the same device could have gotten access to the shared preferences of the Nextcloud Android application. This required user-interaction as a victim had to initiate the sharing flow and choose the malicious app. The shared preferences contain some limited private data such as push tokens and the account name. The vulnerability is patched in version 3.16.1.
- Record
CVE-2021-32695- CVSS 3.1
- 3.3 Low
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:N - Updated
- 2026-11-02
OSVBIT-nextcloud-2021-32695 No score
Malicious Android app could access Shared Preferences of the Nextcloud Android client
Nextcloud Android app is the Android client for Nextcloud. In versions prior to 3.16.1, a malicious app on the same device could have gotten access to the shared preferences of the Nextcloud Android application. This required user-interaction as a victim had to initiate the sharing flow and choose the malicious app. The shared preferences contain some limited private data such as push tokens and the account name. The vulnerability is patched in version 3.16.1.
- Record
BIT-nextcloud-2021-32695- Updated
- 2026-11-02
Affected products
Affected packages
| Package | Affected | Fixed |
|---|---|---|
nextcloudBitnami |
before 3.16.1 | 3.16.1 |
History
| Recorded | Changed | Sources |
|---|---|---|
| aliases, products | EUVD | |
| first indexed | CVE List, NVD, OSV |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2021-32695 is a low vulnerability (CVSS 3.9) in Nextcloud, published June 17, 2021. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.88%, the 59th percentile. Fixed in nextcloud 3.16.1.