{
  "fix": "libtomcat9-embed-java 9.0.31-1ubuntu0.1",
  "url": "https://patchblox.com/security/fix/linux/ubuntu-focal-libtomcat9-embed-java-9.0.31-1ubuntu0.1",
  "summary": "libtomcat9-embed-java 9.0.31-1ubuntu0.1, released July 14, 2020, fixes 4 CVEs in libtomcat9-embed-java. None of them is reported as exploited. Patch Radar priority: Routine. The product is no longer supported.",
  "platform": "linux",
  "type": "package",
  "title": "libtomcat9-embed-java 9.0.31-1ubuntu0.1 for Ubuntu 20.04 LTS (focal)",
  "released": "2020-07-14T08:15:00Z",
  "priority": "Routine",
  "priorityTier": 4,
  "priorityReason": "Closes 4 CVEs, none high severity",
  "supported": false,
  "cveCount": 4,
  "exploitedCveCount": 0,
  "kevCveCount": 0,
  "ransomwareCveCount": 0,
  "maxEpss": 0.86608,
  "appliesTo": [
    {
      "product": "libtomcat9-embed-java",
      "productUrl": "https://patchblox.com/security/product/linux/libtomcat9-embed-java",
      "release": "Ubuntu 20.04 LTS (focal)",
      "fixedVersion": "9.0.31-1ubuntu0.1",
      "supported": true
    }
  ],
  "cves": [
    {
      "cveId": "CVE-2020-13935",
      "url": "https://patchblox.com/security/cve/CVE-2020-13935",
      "title": "libtomcat9-embed-java: The payload length in a WebSocket frame was not correctly validated in Apache Tomcat 10.0.0-M1 to 10.0.0-M6, 9.0.0.M1...",
      "priority": "Routine",
      "severity": "Medium",
      "epss": 0.86608,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2020-13934",
      "url": "https://patchblox.com/security/cve/CVE-2020-13934",
      "title": "libtomcat9-embed-java: An h2c direct connection to Apache Tomcat 10.0.0-M1 to 10.0.0-M6, 9.0.0.M5 to 9.0.36 and 8.5.1 to 8.5.56 did not rele...",
      "priority": "Routine",
      "severity": "Medium",
      "epss": 0.64124,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2020-9484",
      "url": "https://patchblox.com/security/cve/CVE-2020-9484",
      "title": "libservlet3.0-java: When using Apache Tomcat versions 10.0.0-M1 to 10.0.0-M4, 9.0.0.M1 to 9.0.34, 8.5.0 to 8.5.54 and 7.0.0 to 7.0.103 if...",
      "priority": "Routine",
      "severity": "Low",
      "epss": 0.5552,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2020-11996",
      "url": "https://patchblox.com/security/cve/CVE-2020-11996",
      "title": "libtomcat9-embed-java: A specially crafted sequence of HTTP/2 requests sent to Apache Tomcat 10.0.0-M1 to 10.0.0-M5, 9.0.0.M1 to 9.0.35 and...",
      "priority": "Routine",
      "severity": "Medium",
      "epss": 0.26699,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    }
  ],
  "dataAsOf": "2026-11-11T19:49:26Z",
  "attribution": {
    "text": "Data: Patchblox Patch Radar",
    "url": "https://patchblox.com/security/patch-radar",
    "terms": "https://patchblox.com/security/patch-radar/use-the-data"
  }
}