{
  "fix": "thunderbird 1:115.4.1\u002Bbuild1-0ubuntu1",
  "url": "https://patchblox.com/security/fix/linux/ubuntu-noble-thunderbird-1-115.4.1-build1-0ubuntu1",
  "summary": "thunderbird 1:115.4.1\u002Bbuild1-0ubuntu1, released October 25, 2023, fixes 8 CVEs in thunderbird. None of them is reported as exploited. Patch Radar priority: High.",
  "platform": "linux",
  "type": "package",
  "title": "thunderbird 1:115.4.1\u002Bbuild1-0ubuntu1 for Ubuntu 24.04.5 LTS (noble)",
  "released": "2023-10-25T11:17:00Z",
  "priority": "High",
  "priorityTier": 3,
  "priorityReason": "Closes CVE-2023-5730, high severity",
  "supported": true,
  "cveCount": 8,
  "exploitedCveCount": 0,
  "kevCveCount": 0,
  "ransomwareCveCount": 0,
  "maxEpss": 0.01541,
  "maxCvss": 9.8,
  "appliesTo": [
    {
      "product": "thunderbird",
      "productUrl": "https://patchblox.com/security/product/linux/thunderbird",
      "release": "Ubuntu 24.04.5 LTS (noble)",
      "fixedVersion": "1:115.4.1\u002Bbuild1-0ubuntu1",
      "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-2023-5721",
      "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-2023-5732",
      "url": "https://patchblox.com/security/cve/CVE-2023-5732",
      "title": "Address bar spoofing via bidirectional characters",
      "priority": "Routine",
      "severity": "IMPORTANT",
      "cvss": 6.5,
      "epss": 0.01049,
      "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-2023-5727",
      "url": "https://patchblox.com/security/cve/CVE-2023-5727",
      "title": "Mozilla Firefox ESR and 5 others: The executable file warning was not presented when downloading .msix, .msixbundle, .appx, and .appxbundle\u2026",
      "priority": "Routine",
      "severity": "Medium",
      "cvss": 6.5,
      "epss": 0.00829,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2023-5726",
      "url": "https://patchblox.com/security/cve/CVE-2023-5726",
      "title": "thunderbird: A website could have obscured the full screen notification by using the file open dialog",
      "priority": "Routine",
      "severity": "Medium",
      "epss": 0.00694,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    }
  ],
  "dataAsOf": "2026-11-13T14:02:24Z",
  "attribution": {
    "text": "Data: Patchblox Patch Radar",
    "url": "https://patchblox.com/security/patch-radar",
    "terms": "https://patchblox.com/security/patch-radar/use-the-data"
  }
}