{
  "fix": "RHSA-2026:80741",
  "url": "https://patchblox.com/security/fix/linux/rhsa-2026-80741",
  "summary": "RHSA-2026:80741, released September 14, 2026, fixes 4 CVEs in python-tornado (version 6.5.8-0.el10_0.1). None of them is reported as exploited. Patch Radar priority: High.",
  "platform": "linux",
  "type": "advisory",
  "title": "python-tornado security update",
  "released": "2026-09-14T12:58:54Z",
  "priority": "High",
  "priorityTier": 3,
  "priorityReason": "Closes CVE-2026-49855, high severity",
  "supported": true,
  "cveCount": 4,
  "exploitedCveCount": 0,
  "kevCveCount": 0,
  "ransomwareCveCount": 0,
  "maxEpss": 0.00572,
  "maxCvss": 7.7,
  "vendorAdvisory": "https://access.redhat.com/errata/RHSA-2026:80741",
  "appliesTo": [
    {
      "product": "python-tornado",
      "productUrl": "https://patchblox.com/security/product/linux/python-tornado",
      "release": "RHEL 10",
      "fixedVersion": "6.5.8-0.el10_0.1",
      "supported": true
    }
  ],
  "cves": [
    {
      "cveId": "CVE-2026-49855",
      "url": "https://patchblox.com/security/cve/CVE-2026-49855",
      "title": "python3-tornado: Python is an interpreted, interactive, object-oriented programming language, which includes modules, classes, excepti...",
      "priority": "High",
      "severity": "Important",
      "cvss": 7.7,
      "epss": 0.00572,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2026-49853",
      "url": "https://patchblox.com/security/cve/CVE-2026-49853",
      "title": "python-tornado: Tornado is a Python web framework and asynchronous networking library",
      "priority": "High",
      "severity": "important",
      "cvss": 7.7,
      "epss": 0.00445,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2026-91990",
      "url": "https://patchblox.com/security/cve/CVE-2026-91990",
      "title": "python3-tornado: Tornado before 6.5.8 contains a memory amplification vulnerability in parse_multipart_form_data that splits multipart...",
      "priority": "High",
      "severity": "Medium",
      "cvss": 7.5,
      "epss": 0.00424,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2026-82397",
      "url": "https://patchblox.com/security/cve/CVE-2026-82397",
      "title": "python3-tornado: Python is an interpreted, interactive, object-oriented programming language, which includes modules, classes, excepti...",
      "priority": "High",
      "severity": "important",
      "cvss": 7.5,
      "epss": 0.00346,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    }
  ],
  "dataAsOf": "2026-11-07T12:40:37Z"
}