kde-config-updates: libdiscover/backends/KNSBackend/KNSResource.cpp in KDE Discover before5.21.3 automatically creates links to potential...
CVE-2021-28117 is fixed in 7 products on 1 platform, first by kde-config-updates 5.21.3-0ubuntu1, released January 16, 2026. It is not reported as exploited. Patch Radar priority: Routine.
libdiscover/backends/KNSBackend/KNSResource.cpp in KDE Discover before5.21.3 automatically creates links to potentially dangerous URLs (that areneither https:// nor http://) based on the content of the store.kde.org website. (5.18.7 is also a fixed version.)
Where it's fixed
| Product | Fixed in | Fix | Released |
|---|---|---|---|
| Linux | |||
| kde-config-updates · Ubuntu 24.10 (oracular) | 5.21.3-0ubuntu1 | kde-config-updates 5.21.3-0ubuntu1 | Jan 16, 2026 |
| kde-config-updates · Ubuntu 25.04 (plucky) | 5.21.3-0ubuntu1 | kde-config-updates 5.21.3-0ubuntu1 | Jan 16, 2026 |
| plasma-discover · Ubuntu 24.10 (oracular) | 5.21.3-0ubuntu1 | plasma-discover 5.21.3-0ubuntu1 | Jan 16, 2026 |
| plasma-discover · Ubuntu 25.04 (plucky) | 5.21.3-0ubuntu1 | plasma-discover 5.21.3-0ubuntu1 | Jan 16, 2026 |
| plasma-discover-backend-flatpak · Ubuntu 24.10 (oracular) | 5.21.3-0ubuntu1 | plasma-discover-backend-flatpak 5.21.3-0ubuntu1 | Jan 16, 2026 |
| plasma-discover-backend-flatpak · Ubuntu 25.04 (plucky) | 5.21.3-0ubuntu1 | plasma-discover-backend-flatpak 5.21.3-0ubuntu1 | Jan 16, 2026 |
| plasma-discover-backend-fwupd · Ubuntu 24.10 (oracular) | 5.21.3-0ubuntu1 | plasma-discover-backend-fwupd 5.21.3-0ubuntu1 | Jan 16, 2026 |
| plasma-discover-backend-fwupd · Ubuntu 25.04 (plucky) | 5.21.3-0ubuntu1 | plasma-discover-backend-fwupd 5.21.3-0ubuntu1 | Jan 16, 2026 |
| plasma-discover-backend-snap · Ubuntu 24.10 (oracular) | 5.21.3-0ubuntu1 | plasma-discover-backend-snap 5.21.3-0ubuntu1 | Jan 16, 2026 |
| plasma-discover-backend-snap · Ubuntu 25.04 (plucky) | 5.21.3-0ubuntu1 | plasma-discover-backend-snap 5.21.3-0ubuntu1 | Jan 16, 2026 |
| plasma-discover-common · Ubuntu 24.10 (oracular) | 5.21.3-0ubuntu1 | plasma-discover-common 5.21.3-0ubuntu1 | Jan 16, 2026 |
| plasma-discover-common · Ubuntu 25.04 (plucky) | 5.21.3-0ubuntu1 | plasma-discover-common 5.21.3-0ubuntu1 | Jan 16, 2026 |
| plasma-discover-notifier · Ubuntu 24.10 (oracular) | 5.21.3-0ubuntu1 | plasma-discover-notifier 5.21.3-0ubuntu1 | Jan 16, 2026 |
| plasma-discover-notifier · Ubuntu 25.04 (plucky) | 5.21.3-0ubuntu1 | plasma-discover-notifier 5.21.3-0ubuntu1 | Jan 16, 2026 |
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