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CVE-2025-66270

Published: Dec 5, 2025Updated: Dec 8, 2025 Sources: CVE List NVDCWE-290
NVD MITRE
4.7CVSSMEDIUM
EPSS Score
0.2%
Top 92.7%
CISA KEV
Not in KEV
Exploits
No Known Exploits
Remediation
No Fix Available

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.

CVSS Vector Breakdown

AV:AAC:HPR:NUI:NS:CC:LI:LA:N
Exploitability
AV:AAttack Vector
Adjacent
AC:HAttack Complexity
High
PR:NPrivileges Required
None
UI:NUser Interaction
None
Scope
S:CScope
Changed
Impact
C:LConfidentiality
Low
I:LIntegrity
Low
A:NAvailability
None
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Weaknesses

CWE-290

Affected Products

KDE Connect protocolKDE
Mixed
Operating Systems / linux-distro
kdeoss-projectDEOperating Systemsaka kde community

Attack Graph

Products CVE Techniques Tactics

Click technique nodes to view MITRE ATT&CK details. Scroll to zoom, drag to pan.

Exploitability

No known exploits, KEV entries, or remediation guidance available for this vulnerability yet.

MITRE ATT&CK

1 technique
Initial Access
View detailed technique mapping

References

https://github.com/GSConnect/gnome-shell-extension-gsconnect/commit/a38246deec0af50ae218cdc51db32cdd7eb145e3
github.com
https://github.com/andyholmes/valent/commit/85f773124a67ed1add79e7465bb088ec667cccce
github.com
https://invent.kde.org/network/kdeconnect-android/-/commit/675d2d24a1eb95d15d9e5bde2b7e2271d5ada6a9
invent.kde.org
and 3 more references View all →

Timeline

Published
Dec 5, 2025
Last Updated
Dec 8, 2025

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