{
  "cveId": "CVE-2026-63308",
  "url": "https://patchblox.com/security/cve/CVE-2026-63308",
  "summary": "CVE-2026-63308 is fixed in helm on 1 platform, first by SUSE-SU-2026:3882-1, released August 31, 2026. It is not reported as exploited. Patch Radar priority: Routine.",
  "title": "Helm Files.Lines Denial of Service via Empty Chart Files",
  "description": "processing zero-length byte slices in template chart files can trigger an index out-of-range panic",
  "published": "2026-07-23T01:05:35Z",
  "severity": "Moderate",
  "cvss": 4.3,
  "cwe": "Improper Validation of Array Index",
  "epss": 0.00486,
  "epssPercentile": 0.42326,
  "priority": "Routine",
  "priorityTier": 4,
  "exploited": false,
  "vendorExploited": false,
  "disclosed": false,
  "vendorAdvisory": "https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-63308",
  "fixes": [
    {
      "platform": "linux",
      "product": "helm",
      "release": "opensuse-leap 16.0",
      "fixedVersion": "3.21.3-160000.2.1",
      "fix": "OPENSUSE-SU-2026:21809-1",
      "url": "https://patchblox.com/security/fix/linux/opensuse-su-2026-21809-1",
      "released": "2026-09-08T14:29:32Z"
    },
    {
      "platform": "linux",
      "product": "helm",
      "release": "sles 15.6",
      "fixedVersion": "3.21.3-150000.1.93.1",
      "fix": "SUSE-SU-2026:3882-1",
      "url": "https://patchblox.com/security/fix/linux/suse-su-2026-3882-1",
      "released": "2026-08-31T14:30:35Z"
    },
    {
      "platform": "linux",
      "product": "helm",
      "release": "sles 15.7",
      "fixedVersion": "3.21.3-150000.1.93.1",
      "fix": "SUSE-SU-2026:3882-1",
      "url": "https://patchblox.com/security/fix/linux/suse-su-2026-3882-1",
      "released": "2026-08-31T14:30:35Z"
    },
    {
      "platform": "linux",
      "product": "helm",
      "release": "sles 16.0",
      "fixedVersion": "3.21.3-160000.2.1",
      "fix": "SUSE-SU-2026:23688-1",
      "url": "https://patchblox.com/security/fix/linux/suse-su-2026-23688-1",
      "released": "2026-09-08T14:29:35Z"
    }
  ],
  "noFixYet": [],
  "dataAsOf": "2026-11-11T13:47:35Z",
  "attribution": {
    "text": "Data: Patchblox Patch Radar",
    "url": "https://patchblox.com/security/patch-radar",
    "terms": "https://patchblox.com/security/patch-radar/use-the-data"
  }
}