{
  "fix": "ALAS2023-2026-1946",
  "url": "https://patchblox.com/security/fix/linux/alas2023-2026-1946",
  "summary": "ALAS2023-2026-1946, released July 20, 2026, fixes 8 CVEs across 8 products. None of them is reported as exploited. Patch Radar priority: Urgent.",
  "platform": "linux",
  "type": "advisory",
  "title": "Security update for 8 packages",
  "released": "2026-07-20T09:00:00Z",
  "priority": "Urgent",
  "priorityTier": 2,
  "priorityReason": "Closes CVE-2026-59084, rated Critical",
  "supported": true,
  "cveCount": 8,
  "exploitedCveCount": 0,
  "kevCveCount": 0,
  "ransomwareCveCount": 0,
  "maxEpss": 0.04091,
  "maxCvss": 9.1,
  "vendorAdvisory": "https://alas.aws.amazon.com/AL2023/ALAS-2026-1946.html",
  "appliesTo": [
    {
      "product": "tomcat10",
      "productUrl": "https://patchblox.com/security/product/linux/tomcat10",
      "release": "amzn 2023",
      "fixedVersion": "1:10.1.57-1.amzn2023.0.1",
      "supported": true
    },
    {
      "product": "tomcat10-admin-webapps",
      "productUrl": "https://patchblox.com/security/product/linux/tomcat10-admin-webapps",
      "release": "amzn 2023",
      "fixedVersion": "1:10.1.57-1.amzn2023.0.1",
      "supported": true
    },
    {
      "product": "tomcat10-docs-webapp",
      "productUrl": "https://patchblox.com/security/product/linux/tomcat10-docs-webapp",
      "release": "amzn 2023",
      "fixedVersion": "1:10.1.57-1.amzn2023.0.1",
      "supported": true
    },
    {
      "product": "tomcat10-el-5.0-api",
      "productUrl": "https://patchblox.com/security/product/linux/tomcat10-el-5.0-api",
      "release": "amzn 2023",
      "fixedVersion": "1:10.1.57-1.amzn2023.0.1",
      "supported": true
    },
    {
      "product": "tomcat10-jsp-3.1-api",
      "productUrl": "https://patchblox.com/security/product/linux/tomcat10-jsp-3.1-api",
      "release": "amzn 2023",
      "fixedVersion": "1:10.1.57-1.amzn2023.0.1",
      "supported": true
    },
    {
      "product": "tomcat10-lib",
      "productUrl": "https://patchblox.com/security/product/linux/tomcat10-lib",
      "release": "amzn 2023",
      "fixedVersion": "1:10.1.57-1.amzn2023.0.1",
      "supported": true
    },
    {
      "product": "tomcat10-servlet-6.0-api",
      "productUrl": "https://patchblox.com/security/product/linux/tomcat10-servlet-6.0-api",
      "release": "amzn 2023",
      "fixedVersion": "1:10.1.57-1.amzn2023.0.1",
      "supported": true
    },
    {
      "product": "tomcat10-webapps",
      "productUrl": "https://patchblox.com/security/product/linux/tomcat10-webapps",
      "release": "amzn 2023",
      "fixedVersion": "1:10.1.57-1.amzn2023.0.1",
      "supported": true
    }
  ],
  "cves": [
    {
      "cveId": "CVE-2026-59084",
      "url": "https://patchblox.com/security/cve/CVE-2026-59084",
      "title": "tomcat11: Insufficient Technical Documentation vulnerability in Apache Tomcat since the requirements to securely configure the...",
      "priority": "Urgent",
      "severity": "critical",
      "cvss": 9.1,
      "epss": 0.00506,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2026-53404",
      "url": "https://patchblox.com/security/cve/CVE-2026-53404",
      "title": "jws6-tomcat: Always-Incorrect Control Flow Implementation vulnerability in Apache Tomcat\u0027s rewrite valve meant that if the first c...",
      "priority": "High",
      "severity": "moderate",
      "cvss": 7.3,
      "epss": 0.00699,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2026-55276",
      "url": "https://patchblox.com/security/cve/CVE-2026-55276",
      "title": "jws7-tomcat: Always-Incorrect Control Flow Implementation vulnerability in Apache Tomcat meant that special roles and empty author...",
      "priority": "High",
      "severity": "low",
      "cvss": 9.1,
      "epss": 0.00607,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2026-53434",
      "url": "https://patchblox.com/security/cve/CVE-2026-53434",
      "title": "jws7-tomcat: Detection of Error Condition Without Action vulnerability in Apache Tomcat when configuring CRLs for a FFM based conn...",
      "priority": "High",
      "severity": "low",
      "cvss": 9.1,
      "epss": 0.00586,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2026-59083",
      "url": "https://patchblox.com/security/cve/CVE-2026-59083",
      "title": "jws7-tomcat: Improper Handling of URL Encoding (Hex Encoding) vulnerability in Apache Tomcat\u0027s rewrite valve allowed security cons...",
      "priority": "High",
      "severity": "low",
      "cvss": 9.1,
      "epss": 0.00522,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2026-50229",
      "url": "https://patchblox.com/security/cve/CVE-2026-50229",
      "title": "tomcat11: Improper Neutralization of Script-Related HTML Tags in a Web Page (Basic XSS) vulnerability in the number guess examp...",
      "priority": "Routine",
      "severity": "medium",
      "cvss": 6.1,
      "epss": 0.04091,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2026-55956",
      "url": "https://patchblox.com/security/cve/CVE-2026-55956",
      "title": "jws6-tomcat: Improper Authorization vulnerability in Apache Tomcat leads to security constraints specified for the default servlet...",
      "priority": "Routine",
      "severity": "moderate",
      "cvss": 6.5,
      "epss": 0.00695,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2026-55955",
      "url": "https://patchblox.com/security/cve/CVE-2026-55955",
      "title": "tomcat11: Improper Authentication vulnerability in Apache Tomcat allowed a replay attack against the EncryptionInterceptor in t...",
      "priority": "Routine",
      "severity": "medium",
      "cvss": 6.5,
      "epss": 0.00436,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    }
  ],
  "dataAsOf": "2026-11-10T13:56:55Z",
  "attribution": {
    "text": "Data: Patchblox Patch Radar",
    "url": "https://patchblox.com/security/patch-radar",
    "terms": "https://patchblox.com/security/patch-radar/use-the-data"
  }
}