Medium severity4.7OSV Advisory· Published Dec 5, 2025· Updated Apr 15, 2026

CVE-2025-66270

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.

AI Insight

LLM-synthesized narrative grounded in this CVE's description and references.

Affected products

GSConnect/Gnome Shell Extension GsconnectOSV
Range: v1, v1-alpha1, v1-alpha2, …
KDE/Kdeconnectllm-fuzzy
Range: < 25.12
GSConnect/Gsconnectllm-fuzzy
Range: < 68
osv-coords
pkg:rpm/opensuse/kdeconnect-kde&distro=openSUSE%20Tumbleweed
Range: < 25.11.90-1.1

Patches

Vulnerability mechanics

References

github.com/GSConnect/gnome-shell-extension-gsconnect/commit/a38246deec0af50ae218cdc51db32cdd7eb145e3nvd
github.com/andyholmes/valent/commit/85f773124a67ed1add79e7465bb088ec667ccccenvd
invent.kde.org/network/kdeconnect-android/-/commit/675d2d24a1eb95d15d9e5bde2b7e2271d5ada6a9nvd
invent.kde.org/network/kdeconnect-ios/-/commit/6c003c22d04270cabc4b262d399c753d55cf9080nvd
invent.kde.org/network/kdeconnect-kde/-/commit/4e53bcdd5d4c28bd9fefd114b807ce35d7b3373envd
kde.org/info/security/advisory-20251128-1.txtnvd

News mentions

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cvss	0.306
epss	0.000
exploit	0.000
kev	0.000
patch	-0.070
ransomware	0.000