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[USN-7905-1] KDE Connect vulnerability

Posted on 03 December 2025
Ubuntu Security

==========================================================================Ubuntu Security Notice USN-7905-1
December 03, 2025

kdeconnect vulnerability
==========================================================================
A security issue affects these releases of Ubuntu and its derivatives:

- Ubuntu 25.10

Summary:

KDE Connect could allow authentication of impersonated devices.

Software Description:
- kdeconnect: connect smartphones to your desktop devices

Details:

It was discovered that KDE Connect incorrectly handled device IDs. An
attacker could possibly use this issue to bypass authentication and connect
an unpaired device.

Update instructions:

The problem can be corrected by updating your system to the following
package versions:

Ubuntu 25.10
kdeconnect 25.08.1-0ubuntu2.1

In general, a standard system update will make all the necessary changes.

References:
https://ubuntu.com/security/notices/USN-7905-1
CVE-2025-66270

Package Information:
https://launchpad.net/ubuntu/+source/kdeconnect/25.08.1-0ubuntu2.1

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