Explore top 10 tips to secure your open-source projects now. Read More

×
Alerts This Week
Warning Icon 1 464
Alerts This Week
Warning Icon 1 464

Ubuntu 25.10: Major Authentication Vulnerability in KDE Connect USN-7905-1

ubuntu
Calendar Grey December 3, 2025
Dist Ubuntu Esm H88
KDE Connect vulnerability in Ubuntu allows impersonated device authentication, a security issue requiring immediate updates.
KDE Connect could allow authentication of impersonated devices.

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.

Topics%20covered

Topics Covered

security advisory Ubuntu authentication issue impersonation significant KDE Connect

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

Severity
important
Lowest
Low
Medium
High
Critical

Ubuntu Security Notice USN-7905-1

Topics%20covered

Topics Covered

security advisory Ubuntu authentication issue impersonation significant KDE Connect

Package Information

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

Get the latest News and Insights

Get the latest Linux and open source security news straight to your inbox.