{
  "fix": "FEDORA-2026-588BC7E01C",
  "url": "https://patchblox.com/security/fix/linux/fedora-2026-588bc7e01c",
  "summary": "FEDORA-2026-588BC7E01C, released October 7, 2026, fixes 4 CVEs across 5 products. None of them is reported as exploited. Patch Radar priority: Routine.",
  "platform": "linux",
  "type": "advisory",
  "title": "Security update for 5 packages",
  "released": "2026-10-07T18:56:22Z",
  "priority": "Routine",
  "priorityTier": 4,
  "priorityReason": "Closes 4 CVEs, none high severity",
  "supported": true,
  "cveCount": 4,
  "exploitedCveCount": 0,
  "kevCveCount": 0,
  "ransomwareCveCount": 0,
  "maxEpss": 0.00824,
  "maxCvss": 5.3,
  "vendorAdvisory": "https://bodhi.fedoraproject.org/updates/FEDORA-2026-588bc7e01c",
  "appliesTo": [
    {
      "product": "log4net",
      "productUrl": "https://patchblox.com/security/product/linux/log4net",
      "release": "Fedora 43",
      "fixedVersion": "3.5.0-1.fc43",
      "supported": true
    },
    {
      "product": "log4net-devel",
      "productUrl": "https://patchblox.com/security/product/linux/log4net-devel",
      "release": "Fedora 43",
      "fixedVersion": "3.5.0-1.fc43",
      "supported": true
    },
    {
      "product": "nant",
      "productUrl": "https://patchblox.com/security/product/linux/nant",
      "release": "Fedora 43",
      "fixedVersion": "1:0.92-43.fc43",
      "supported": true
    },
    {
      "product": "nant-devel",
      "productUrl": "https://patchblox.com/security/product/linux/nant-devel",
      "release": "Fedora 43",
      "fixedVersion": "1:0.92-43.fc43",
      "supported": true
    },
    {
      "product": "nant-docs",
      "productUrl": "https://patchblox.com/security/product/linux/nant-docs",
      "release": "Fedora 43",
      "fixedVersion": "1:0.92-43.fc43",
      "supported": true
    }
  ],
  "cves": [
    {
      "cveId": "CVE-2026-105241",
      "url": "https://patchblox.com/security/cve/CVE-2026-105241",
      "title": "log4net: Update log4net to 3.5.0",
      "priority": "Routine",
      "severity": "low",
      "epss": 0.00824,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2026-105242",
      "url": "https://patchblox.com/security/cve/CVE-2026-105242",
      "title": "log4net: Update log4net to 3.5.0",
      "priority": "Routine",
      "severity": "low",
      "epss": 0.00823,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2026-105244",
      "url": "https://patchblox.com/security/cve/CVE-2026-105244",
      "title": "log4net: Update log4net to 3.5.0",
      "priority": "Routine",
      "severity": "low",
      "epss": 0.00823,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2026-40021",
      "url": "https://patchblox.com/security/cve/CVE-2026-40021",
      "title": "log4net: Apache Log4net\u0027s  XmlLayout https://logging.apache.org/log4net/manual/configuration/layouts.html#layout-list  and  Xm...",
      "priority": "Routine",
      "severity": "medium",
      "cvss": 5.3,
      "epss": 0.00802,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    }
  ],
  "dataAsOf": "2026-11-07T18:46:35Z",
  "attribution": {
    "text": "Data: Patchblox Patch Radar",
    "url": "https://patchblox.com/security/patch-radar",
    "terms": "https://patchblox.com/security/patch-radar/use-the-data"
  }
}