{
  "cveId": "CVE-2021-28117",
  "url": "https://patchblox.com/security/cve/CVE-2021-28117",
  "summary": "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.",
  "title": "kde-config-updates: libdiscover/backends/KNSBackend/KNSResource.cpp in KDE Discover before5.21.3 automatically creates links to potential...",
  "description": "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.)",
  "severity": "Low",
  "epss": 0.01563,
  "epssPercentile": 0.75436,
  "priority": "Routine",
  "priorityTier": 4,
  "exploited": false,
  "vendorExploited": false,
  "disclosed": false,
  "fixes": [
    {
      "platform": "linux",
      "product": "kde-config-updates",
      "release": "Ubuntu 24.10 (oracular)",
      "fixedVersion": "5.21.3-0ubuntu1",
      "fix": "kde-config-updates 5.21.3-0ubuntu1",
      "url": "https://patchblox.com/security/fix/linux/ubuntu-oracular-kde-config-updates-5.21.3-0ubuntu1",
      "released": "2026-01-16T01:42:22Z"
    },
    {
      "platform": "linux",
      "product": "kde-config-updates",
      "release": "Ubuntu 25.04 (plucky)",
      "fixedVersion": "5.21.3-0ubuntu1",
      "fix": "kde-config-updates 5.21.3-0ubuntu1",
      "url": "https://patchblox.com/security/fix/linux/ubuntu-plucky-kde-config-updates-5.21.3-0ubuntu1",
      "released": "2026-01-16T01:42:24Z"
    },
    {
      "platform": "linux",
      "product": "plasma-discover",
      "release": "Ubuntu 24.10 (oracular)",
      "fixedVersion": "5.21.3-0ubuntu1",
      "fix": "plasma-discover 5.21.3-0ubuntu1",
      "url": "https://patchblox.com/security/fix/linux/ubuntu-oracular-plasma-discover-5.21.3-0ubuntu1",
      "released": "2026-01-16T01:42:22Z"
    },
    {
      "platform": "linux",
      "product": "plasma-discover",
      "release": "Ubuntu 25.04 (plucky)",
      "fixedVersion": "5.21.3-0ubuntu1",
      "fix": "plasma-discover 5.21.3-0ubuntu1",
      "url": "https://patchblox.com/security/fix/linux/ubuntu-plucky-plasma-discover-5.21.3-0ubuntu1",
      "released": "2026-01-16T01:42:24Z"
    },
    {
      "platform": "linux",
      "product": "plasma-discover-backend-flatpak",
      "release": "Ubuntu 24.10 (oracular)",
      "fixedVersion": "5.21.3-0ubuntu1",
      "fix": "plasma-discover-backend-flatpak 5.21.3-0ubuntu1",
      "url": "https://patchblox.com/security/fix/linux/ubuntu-oracular-plasma-discover-backend-flatpak-5.21.3-0ubuntu1",
      "released": "2026-01-16T01:42:22Z"
    },
    {
      "platform": "linux",
      "product": "plasma-discover-backend-flatpak",
      "release": "Ubuntu 25.04 (plucky)",
      "fixedVersion": "5.21.3-0ubuntu1",
      "fix": "plasma-discover-backend-flatpak 5.21.3-0ubuntu1",
      "url": "https://patchblox.com/security/fix/linux/ubuntu-plucky-plasma-discover-backend-flatpak-5.21.3-0ubuntu1",
      "released": "2026-01-16T01:42:24Z"
    },
    {
      "platform": "linux",
      "product": "plasma-discover-backend-fwupd",
      "release": "Ubuntu 24.10 (oracular)",
      "fixedVersion": "5.21.3-0ubuntu1",
      "fix": "plasma-discover-backend-fwupd 5.21.3-0ubuntu1",
      "url": "https://patchblox.com/security/fix/linux/ubuntu-oracular-plasma-discover-backend-fwupd-5.21.3-0ubuntu1",
      "released": "2026-01-16T01:42:22Z"
    },
    {
      "platform": "linux",
      "product": "plasma-discover-backend-fwupd",
      "release": "Ubuntu 25.04 (plucky)",
      "fixedVersion": "5.21.3-0ubuntu1",
      "fix": "plasma-discover-backend-fwupd 5.21.3-0ubuntu1",
      "url": "https://patchblox.com/security/fix/linux/ubuntu-plucky-plasma-discover-backend-fwupd-5.21.3-0ubuntu1",
      "released": "2026-01-16T01:42:24Z"
    },
    {
      "platform": "linux",
      "product": "plasma-discover-backend-snap",
      "release": "Ubuntu 24.10 (oracular)",
      "fixedVersion": "5.21.3-0ubuntu1",
      "fix": "plasma-discover-backend-snap 5.21.3-0ubuntu1",
      "url": "https://patchblox.com/security/fix/linux/ubuntu-oracular-plasma-discover-backend-snap-5.21.3-0ubuntu1",
      "released": "2026-01-16T01:42:22Z"
    },
    {
      "platform": "linux",
      "product": "plasma-discover-backend-snap",
      "release": "Ubuntu 25.04 (plucky)",
      "fixedVersion": "5.21.3-0ubuntu1",
      "fix": "plasma-discover-backend-snap 5.21.3-0ubuntu1",
      "url": "https://patchblox.com/security/fix/linux/ubuntu-plucky-plasma-discover-backend-snap-5.21.3-0ubuntu1",
      "released": "2026-01-16T01:42:24Z"
    },
    {
      "platform": "linux",
      "product": "plasma-discover-common",
      "release": "Ubuntu 24.10 (oracular)",
      "fixedVersion": "5.21.3-0ubuntu1",
      "fix": "plasma-discover-common 5.21.3-0ubuntu1",
      "url": "https://patchblox.com/security/fix/linux/ubuntu-oracular-plasma-discover-common-5.21.3-0ubuntu1",
      "released": "2026-01-16T01:42:22Z"
    },
    {
      "platform": "linux",
      "product": "plasma-discover-common",
      "release": "Ubuntu 25.04 (plucky)",
      "fixedVersion": "5.21.3-0ubuntu1",
      "fix": "plasma-discover-common 5.21.3-0ubuntu1",
      "url": "https://patchblox.com/security/fix/linux/ubuntu-plucky-plasma-discover-common-5.21.3-0ubuntu1",
      "released": "2026-01-16T01:42:24Z"
    },
    {
      "platform": "linux",
      "product": "plasma-discover-notifier",
      "release": "Ubuntu 24.10 (oracular)",
      "fixedVersion": "5.21.3-0ubuntu1",
      "fix": "plasma-discover-notifier 5.21.3-0ubuntu1",
      "url": "https://patchblox.com/security/fix/linux/ubuntu-oracular-plasma-discover-notifier-5.21.3-0ubuntu1",
      "released": "2026-01-16T01:42:22Z"
    },
    {
      "platform": "linux",
      "product": "plasma-discover-notifier",
      "release": "Ubuntu 25.04 (plucky)",
      "fixedVersion": "5.21.3-0ubuntu1",
      "fix": "plasma-discover-notifier 5.21.3-0ubuntu1",
      "url": "https://patchblox.com/security/fix/linux/ubuntu-plucky-plasma-discover-notifier-5.21.3-0ubuntu1",
      "released": "2026-01-16T01:42:24Z"
    }
  ],
  "noFixYet": [],
  "dataAsOf": "2026-11-09T01:18:40Z",
  "attribution": {
    "text": "Data: Patchblox Patch Radar",
    "url": "https://patchblox.com/security/patch-radar",
    "terms": "https://patchblox.com/security/patch-radar/use-the-data"
  }
}