{
  "fix": "firefox 119.0\u002Bbuild2-0ubuntu0.20.04.1",
  "url": "https://patchblox.com/security/fix/linux/ubuntu-focal-firefox-119.0-build2-0ubuntu0.20.04.1",
  "summary": "firefox 119.0\u002Bbuild2-0ubuntu0.20.04.1, released October 24, 2023, fixes 9 CVEs in firefox. None of them is reported as exploited. Patch Radar priority: High. The product is no longer supported.",
  "platform": "linux",
  "type": "package",
  "title": "firefox 119.0\u002Bbuild2-0ubuntu0.20.04.1 for Ubuntu 20.04 LTS (focal)",
  "released": "2023-10-24T17:00:00Z",
  "priority": "High",
  "priorityTier": 3,
  "priorityReason": "Closes CVE-2023-5730, high severity",
  "supported": false,
  "cveCount": 9,
  "exploitedCveCount": 0,
  "kevCveCount": 0,
  "ransomwareCveCount": 0,
  "maxEpss": 0.01541,
  "maxCvss": 9.8,
  "appliesTo": [
    {
      "product": "firefox",
      "productUrl": "https://patchblox.com/security/product/linux/firefox",
      "release": "Ubuntu 20.04 LTS (focal)",
      "fixedVersion": "119.0\u002Bbuild2-0ubuntu0.20.04.1",
      "supported": true
    }
  ],
  "cves": [
    {
      "cveId": "CVE-2023-5730",
      "url": "https://patchblox.com/security/cve/CVE-2023-5730",
      "title": "Mozilla Firefox ESR and 5 others: Memory safety bugs present in Firefox 118, Firefox ESR 115.3, and Thunderbird 115.3.",
      "priority": "High",
      "severity": "IMPORTANT",
      "cvss": 9.8,
      "epss": 0.01541,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2023-5724",
      "url": "https://patchblox.com/security/cve/CVE-2023-5724",
      "title": "Mozilla Firefox ESR and 5 others: Uncontrolled Resource Consumption",
      "priority": "High",
      "severity": "IMPORTANT",
      "cvss": 7.5,
      "epss": 0.01521,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2023-5728",
      "url": "https://patchblox.com/security/cve/CVE-2023-5728",
      "title": "Mozilla Firefox ESR and 5 others: Use After Free",
      "priority": "High",
      "severity": "IMPORTANT",
      "cvss": 7.5,
      "epss": 0.01321,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2023-5731",
      "url": "https://patchblox.com/security/cve/CVE-2023-5731",
      "title": "Mozilla Firefox ESR and 3 others: Memory safety bugs present in Firefox 118.",
      "priority": "High",
      "severity": "Medium",
      "cvss": 9.8,
      "epss": 0.01145,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2023-5721",
      "url": "https://patchblox.com/security/cve/CVE-2023-5721",
      "title": "Mozilla Firefox ESR and 5 others: It was possible for certain browser prompts and dialogs to be activated or dismissed unintentionally\u2026",
      "priority": "High",
      "severity": "IMPORTANT",
      "cvss": 7.5,
      "epss": 0.00807,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2023-5725",
      "url": "https://patchblox.com/security/cve/CVE-2023-5725",
      "title": "Mozilla Firefox ESR and 5 others: A malicious installed WebExtension could open arbitrary URLs, which under the right circumstance could\u2026",
      "priority": "Routine",
      "severity": "IMPORTANT",
      "cvss": 6.1,
      "epss": 0.00935,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2023-5723",
      "url": "https://patchblox.com/security/cve/CVE-2023-5723",
      "title": "Mozilla Firefox ESR and 3 others: An attacker with temporary script access to a site could have set a cookie containing invalid characters\u2026",
      "priority": "Routine",
      "severity": "Medium",
      "cvss": 5.3,
      "epss": 0.00699,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2023-5729",
      "url": "https://patchblox.com/security/cve/CVE-2023-5729",
      "title": "Mozilla Firefox ESR and 3 others: A malicious web site can enter fullscreen mode while simultaneously triggering a WebAuthn prompt.",
      "priority": "Routine",
      "severity": "Medium",
      "cvss": 4.3,
      "epss": 0.00698,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2023-5722",
      "url": "https://patchblox.com/security/cve/CVE-2023-5722",
      "title": "Mozilla Firefox ESR and 3 others: Using iterative requests an attacker was able to learn the size of an opaque response, as well as the\u2026",
      "priority": "Routine",
      "severity": "Medium",
      "cvss": 5.3,
      "epss": 0.00645,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    }
  ],
  "dataAsOf": "2026-11-13T20:04:13Z",
  "attribution": {
    "text": "Data: Patchblox Patch Radar",
    "url": "https://patchblox.com/security/patch-radar",
    "terms": "https://patchblox.com/security/patch-radar/use-the-data"
  }
}