CVE-2023-28647

What it is

Nextcloud iOS is an ios application used to interface with the nextcloud home cloud ecosystem. In versions prior to 4.7.0 when an attacker has physical access to an unlocked device, they may enable the integration into the iOS Files app and bypass the Nextcloud pin/password protection and gain access to a users files. It is recommended that the Nextcloud iOS app is upgraded to 4.7.0. There are no known workarounds for this vulnerability.

At a glance

Exploitability

Can be exploited with physical access with a low-privilege account, but needs a user to act. Limited direct impact.

Exploit odds

0.3% chance of exploitation in the next 30 days (EPSS).

Fix

A patch, advisory or fixed version is referenced. Upgrade or apply it.

Timeline

1. 2023-03-30 19:15 UTC PublishedDisclosed publicly on CVE.org and NVD
2. 2026-06-17 05:48 UTC Last updatedMost recent change to the record

Why it ranks here

• Exploited in the wild: no, CISA does not list it.
• Exploit odds: 0.3% in the next 30 days (EPSS).
• Severity: 4.4 MEDIUM (CVSS).
• Fix: a patch or advisory is linked.

Details

Published

2023-03-30 19:15 UTC

Last modified

2026-06-17 05:48 UTC

Exploit probability

0.3% · EPSS, next 30 days

Weakness

CWE-281

Record status

Modified

Affected

• Nextcloud < 4.7.0

Attack profile CVSS 3.1 · 4.4

Attack vector

Physical

Complexity

High

Privileges needed

Low

User interaction

Required

Scope

Changed

Confidentiality

Low

Integrity

Low

Availability

Low

Is it in your code?

Hand this to your coding agent. It searches your project for the affected products and checks versions. Nothing leaves your machine.

Read https://cve-list.com/agent/cve/CVE-2023-28647.md and follow it. Check whether this project is affected by CVE-2023-28647. Read only. Don't change anything and don't upload my code. Tell me yes, no or not sure, with the file as proof.

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