{
  "cveId": "CVE-2026-63374",
  "url": "https://patchblox.com/security/cve/CVE-2026-63374",
  "summary": "CVE-2026-63374 is fixed in python-anyio on 1 platform, first by SUSE-SU-2026:4416-1, released October 2, 2026. It is not reported as exploited. Patch Radar priority: Routine.",
  "title": "python-anyio: TLSStream IDNA 2003 host name encoding enables potential TLS certificate spoofing (bsc#1281476).",
  "description": "TLSStream IDNA 2003 host name encoding enables potential TLS certificate spoofing (bsc#1281476).",
  "published": "2026-09-22T16:17:50Z",
  "severity": "",
  "epss": 0.00289,
  "epssPercentile": 0.21707,
  "priority": "Routine",
  "priorityTier": 4,
  "exploited": false,
  "vendorExploited": false,
  "disclosed": false,
  "fixes": [
    {
      "platform": "linux",
      "product": "python-anyio",
      "release": "Debian 14",
      "fixedVersion": "4.15.1-1",
      "fix": "DEBIAN-CVE-2026-63374",
      "url": "https://patchblox.com/security/fix/linux/debian-cve-2026-63374",
      "released": "2026-10-06T21:56:27Z"
    },
    {
      "platform": "linux",
      "product": "python-anyio",
      "release": "opensuse-leap 16.0",
      "fixedVersion": "4.8.0-160000.3.1",
      "fix": "OPENSUSE-SU-2026:22060-1",
      "url": "https://patchblox.com/security/fix/linux/opensuse-su-2026-22060-1",
      "released": "2026-11-07T00:48:28Z"
    },
    {
      "platform": "linux",
      "product": "python-anyio",
      "release": "sles 15.6",
      "fixedVersion": "4.1.0-150400.9.11.1",
      "fix": "SUSE-SU-2026:4416-1",
      "url": "https://patchblox.com/security/fix/linux/suse-su-2026-4416-1",
      "released": "2026-10-02T09:18:08Z"
    },
    {
      "platform": "linux",
      "product": "python-anyio",
      "release": "sles 15.7",
      "fixedVersion": "4.1.0-150400.9.11.1",
      "fix": "SUSE-SU-2026:4416-1",
      "url": "https://patchblox.com/security/fix/linux/suse-su-2026-4416-1",
      "released": "2026-10-02T09:18:08Z"
    },
    {
      "platform": "linux",
      "product": "python-anyio",
      "release": "sles 16.0",
      "fixedVersion": "4.8.0-160000.3.1",
      "fix": "SUSE-SU-2026:24208-1",
      "url": "https://patchblox.com/security/fix/linux/suse-su-2026-24208-1",
      "released": "2026-11-07T00:45:20Z"
    }
  ],
  "noFixYet": [],
  "dataAsOf": "2026-11-12T01:51:14Z",
  "attribution": {
    "text": "Data: Patchblox Patch Radar",
    "url": "https://patchblox.com/security/patch-radar",
    "terms": "https://patchblox.com/security/patch-radar/use-the-data"
  }
}