{
  "fix": "libtomcat11-java 11.0.18-1ubuntu0.1~esm1",
  "url": "https://patchblox.com/security/fix/linux/ubuntu-resolute-libtomcat11-java-11.0.18-1ubuntu0.1-esm1",
  "summary": "libtomcat11-java 11.0.18-1ubuntu0.1~esm1, released May 12, 2026, fixes 4 CVEs in libtomcat11-java. None of them is reported as exploited. Patch Radar priority: High.",
  "platform": "linux",
  "type": "package",
  "title": "libtomcat11-java 11.0.18-1ubuntu0.1~esm1 for Ubuntu 26.04.1 LTS (resolute)",
  "released": "2026-05-12T09:16:00Z",
  "priority": "High",
  "priorityTier": 3,
  "priorityReason": "Closes CVE-2026-41293, high severity",
  "supported": true,
  "cveCount": 4,
  "exploitedCveCount": 0,
  "kevCveCount": 0,
  "ransomwareCveCount": 0,
  "maxEpss": 0.01705,
  "maxCvss": 9.8,
  "appliesTo": [
    {
      "product": "libtomcat11-java",
      "productUrl": "https://patchblox.com/security/product/linux/libtomcat11-java",
      "release": "Ubuntu 26.04.1 LTS (resolute)",
      "fixedVersion": "11.0.18-1ubuntu0.1~esm1",
      "supported": true
    }
  ],
  "cves": [
    {
      "cveId": "CVE-2026-41293",
      "url": "https://patchblox.com/security/cve/CVE-2026-41293",
      "title": "jws6-tomcat: Improper Input Validation vulnerability in Apache Tomcat.\nThis issue affects Apache Tomcat: from 11.0.0-M1 through 11...",
      "priority": "High",
      "severity": "moderate",
      "cvss": 9.8,
      "epss": 0.01705,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2026-43515",
      "url": "https://patchblox.com/security/cve/CVE-2026-43515",
      "title": "jws6-tomcat: Improper Authorization vulnerability when multiple method constraints define an HTTP method for the same extension in...",
      "priority": "High",
      "severity": "moderate",
      "cvss": 9.1,
      "epss": 0.01221,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2026-41284",
      "url": "https://patchblox.com/security/cve/CVE-2026-41284",
      "title": "jws6-tomcat: Allocation of Resources Without Limits or Throttling vulnerability in Apache Tomcat.\nThis issue affects Apache Tomcat...",
      "priority": "High",
      "severity": "important",
      "cvss": 7.5,
      "epss": 0.00839,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2026-42498",
      "url": "https://patchblox.com/security/cve/CVE-2026-42498",
      "title": "jws6-tomcat: Exposure of HTTP Authentication Header to unexpected hosts during WebSocket authentication vulnerability in Apache To...",
      "priority": "High",
      "severity": "moderate",
      "cvss": 7.3,
      "epss": 0.00691,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    }
  ],
  "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"
  }
}