The KDE Connect protocol 8 before 2025-11-28 does not correlate device IDs across two packets. This affects KDE Connect before 25.12 on desktop, KDE Connect before 0.5.4 on iOS, KDE Connect before 1.34.4 on Android, GSConnect before 68, and Valent before 1.0.0.alpha.49.

Metrics

No CVSS v4.0

Attack Vector Adjacent Network

Attack Complexity High

Privileges Required None

Scope Changed

Confidentiality Impact Low

Integrity Impact Low

Availability Impact None

User Interaction None

No CVSS v3.0

No CVSS v2

This CVE is not in the KEV list.

Exploitation none

Automatable no

Technical Impact partial

Affected Vendors & Products

Vendors Products
Apple
  • Ios
Google
  • Android
Kde
  • Gsconnect
  • Kde
  • Kdeconnect
  • Valent

No data.

No data.

References
Link Providers
https://github.com/GSConnect/gnome-shell-extension-gsconnect/commit/a38246deec0af50ae218cdc51db32cdd7eb145e3 cve-icon cve-icon
https://github.com/andyholmes/valent/commit/85f773124a67ed1add79e7465bb088ec667cccce cve-icon cve-icon
https://invent.kde.org/network/kdeconnect-android/-/commit/675d2d24a1eb95d15d9e5bde2b7e2271d5ada6a9 cve-icon cve-icon
https://invent.kde.org/network/kdeconnect-ios/-/commit/6c003c22d04270cabc4b262d399c753d55cf9080 cve-icon cve-icon
https://invent.kde.org/network/kdeconnect-kde/-/commit/4e53bcdd5d4c28bd9fefd114b807ce35d7b3373e cve-icon cve-icon
https://kde.org/info/security/advisory-20251128-1.txt cve-icon cve-icon
History

Fri, 05 Dec 2025 18:15:00 +0000

Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}

Fri, 05 Dec 2025 11:00:00 +0000

Type Values Removed Values Added
First Time appeared Apple
Apple ios
Google
Google android
Kde
Kde gsconnect
Kde kde
Kde kdeconnect
Kde valent
Vendors & Products Apple
Apple ios
Google
Google android
Kde
Kde gsconnect
Kde kde
Kde kdeconnect
Kde valent

Fri, 05 Dec 2025 05:45:00 +0000

Type Values Removed Values Added
Description The KDE Connect protocol 8 before 2025-11-28 does not correlate device IDs across two packets. This affects KDE Connect before 25.12 on desktop, KDE Connect before 0.5.4 on iOS, KDE Connect before 1.34.4 on Android, GSConnect before 68, and Valent before 1.0.0.alpha.49.
Weaknesses CWE-290
References
Metrics cvssV3_1

{'score': 4.7, 'vector': 'CVSS:3.1/AV:A/AC:H/PR:N/UI:N/S:C/C:L/I:L/A:N'}
cve-icon MITRE

Status: PUBLISHED

Assigner: mitre

Published:

Updated: 2025-12-05T17:26:40.066Z

Reserved: 2025-11-26T00:00:00.000Z

Link: CVE-2025-66270

cve-icon Vulnrichment

Updated: 2025-12-05T17:26:33.819Z

cve-icon NVD

Status : Received

Published: 2025-12-05T06:16:09.253

Modified: 2025-12-05T06:16:09.253

Link: CVE-2025-66270

cve-icon Redhat

No data.