libdiscover/backends/KNSBackend/KNSResource.cpp in KDE Discover before 5.21.3 automatically creates links to potentially dangerous URLs (that are neither https:// nor http://) based on the content of the store.kde.org web site. (5.18.7 is also a fixed version.)
| Name | Vendor | Start Version | End Version | 
|---|---|---|---|
| Discover | Kde | * | 5.21.3 (excluding) | 
| Plasma-discover | Ubuntu | bionic | * | 
| Plasma-discover | Ubuntu | devel | * | 
| Plasma-discover | Ubuntu | esm-apps/jammy | * | 
| Plasma-discover | Ubuntu | esm-apps/noble | * | 
| Plasma-discover | Ubuntu | focal | * | 
| Plasma-discover | Ubuntu | groovy | * | 
| Plasma-discover | Ubuntu | hirsute | * | 
| Plasma-discover | Ubuntu | impish | * | 
| Plasma-discover | Ubuntu | jammy | * | 
| Plasma-discover | Ubuntu | kinetic | * | 
| Plasma-discover | Ubuntu | lunar | * | 
| Plasma-discover | Ubuntu | mantic | * | 
| Plasma-discover | Ubuntu | noble | * | 
| Plasma-discover | Ubuntu | oracular | * | 
| Plasma-discover | Ubuntu | plucky | * | 
| Plasma-discover | Ubuntu | questing | * | 
| Plasma-discover | Ubuntu | trusty | * | 
| Plasma-discover | Ubuntu | xenial | * |