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CVE-2019-5453

Bypass lock protection in the Nextcloud Android app prior to version 3.3.0 allowed access to...

6.1 Medium

Bypass lock protection in the Nextcloud Android app prior to version 3.3.0 allowed access to files when being prompted for the lock protection and switching to the Nextcloud file provider.

Attack profile

How easy it is to exploit

Attack vector
Physical
Complexity
Low
Privileges needed
None
User interaction
None

What an attacker can affect

Confidentiality
High
Integrity
High
Availability
None

Exploit likelihood

0.47%Up 0.1 points since Apr 14, 2021
90%50%10%1%

What each source reports

NVD Score used 6.1

Bypass lock protection in the Nextcloud Android app prior to version 3.3.0 allowed access to files when being prompted for the lock protection and switching to the Nextcloud file provider.

Record
CVE-2019-5453
CVSS 3.1
6.1 MediumCVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N
CVSS 2.0
3.6 LowAV:L/AC:L/Au:N/C:P/I:P/A:N
Weakness
CWE-288, CWE-287
Updated
2026-11-02
CVE List No score

Bypass lock protection in the Nextcloud Android app prior to version 3.3.0 allowed access to files when being prompted for the lock protection and switching to the Nextcloud file provider.

Record
CVE-2019-5453
Weakness
CWE-288
Updated
2026-11-02
EUVDEUVD-2019-15037 No score

Bypass lock protection in the Nextcloud Android app prior to version 3.3.0 allowed access to files when being prompted for the lock protection and switching to the Nextcloud file provider.

Record
EUVD-2019-15037
Updated
2026-11-03
GitHub AdvisoriesGHSA-8q57-r99x-pmhc No score

Bypass lock protection in the Nextcloud Android app prior to version 3.3.0 allowed access to...

Bypass lock protection in the Nextcloud Android app prior to version 3.3.0 allowed access to files when being prompted for the lock protection and switching to the Nextcloud file provider.

Record
GHSA-8q57-r99x-pmhc
Weakness
CWE-287
Updated
2026-11-02
OSV 6.1

Bypass lock protection in the Nextcloud Android app prior to version 3.3.0 allowed access to files when being prompted for the lock protection and switching to the Nextcloud file provider.

Record
CVE-2019-5453
CVSS 3.1
6.1 MediumCVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N
Updated
2026-11-02

Affected products

History

History
RecordedChangedSources
aliasesEUVD
first indexedCVE List, GitHub Advisories, NVD, OSV

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

In short

CVE-2019-5453 is a medium vulnerability (CVSS 6.1) in Nextcloud, published July 30, 2019. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.47%, the 40th percentile. No source names a fixed version.

References

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