{
  "fix": "Mozilla Firefox (en-US) 110.0",
  "url": "https://patchblox.com/security/fix/windows-app/mozilla.firefox-110.0",
  "summary": "Mozilla Firefox (en-US) 110.0, released February 16, 2023, fixes 19 CVEs in Mozilla Firefox (en-US). None of them is reported as exploited. Patch Radar priority: High. The latest Mozilla Firefox (en-US) is 159.0, which also fixes every one of these CVEs.",
  "platform": "windows-app",
  "type": "app-version",
  "title": "Mozilla Firefox (en-US) 110.0",
  "released": "2023-02-16T00:00:00Z",
  "priority": "High",
  "priorityTier": 3,
  "priorityReason": "Closes CVE-2023-0767, high severity",
  "supported": true,
  "cveCount": 19,
  "exploitedCveCount": 0,
  "kevCveCount": 0,
  "ransomwareCveCount": 0,
  "maxEpss": 0.00817,
  "maxCvss": 9.8,
  "appliesTo": [
    {
      "product": "Mozilla Firefox (en-US)",
      "productUrl": "https://patchblox.com/security/product/windows-app/mozilla-firefox-en-us",
      "fixedVersion": "110.0",
      "latestVersion": "159.0",
      "supported": true
    }
  ],
  "supersededBy": {
    "product": "Mozilla Firefox (en-US)",
    "latestVersion": "159.0",
    "productUrl": "https://patchblox.com/security/product/windows-app/mozilla-firefox-en-us"
  },
  "cves": [
    {
      "cveId": "CVE-2023-0767",
      "url": "https://patchblox.com/security/cve/CVE-2023-0767",
      "title": "Mozilla Firefox and 4 others: An attacker could construct a PKCS 12 cert bundle in such a way that could allow for arbitrary memory\u2026",
      "priority": "High",
      "severity": "Important",
      "cvss": 8.8,
      "epss": 0.00817,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2023-25734",
      "url": "https://patchblox.com/security/cve/CVE-2023-25734",
      "title": "Mozilla Firefox and 4 others: URL Redirection to Untrusted Site (\u0027Open Redirect\u0027)",
      "priority": "High",
      "cvss": 8.1,
      "epss": 0.00775,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2023-25732",
      "url": "https://patchblox.com/security/cve/CVE-2023-25732",
      "title": "Mozilla Firefox and 4 others: Out-of-bounds Write",
      "priority": "High",
      "severity": "Important",
      "cvss": 8.8,
      "epss": 0.00737,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2023-25735",
      "url": "https://patchblox.com/security/cve/CVE-2023-25735",
      "title": "Mozilla Firefox and 4 others: Use After Free",
      "priority": "High",
      "severity": "Important",
      "cvss": 8.8,
      "epss": 0.00716,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2023-25737",
      "url": "https://patchblox.com/security/cve/CVE-2023-25737",
      "title": "Mozilla Firefox and 4 others: Incorrect Type Conversion or Cast",
      "priority": "High",
      "severity": "Important",
      "cvss": 8.8,
      "epss": 0.00702,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2023-25736",
      "url": "https://patchblox.com/security/cve/CVE-2023-25736",
      "title": "Mozilla Firefox and 2 others: An invalid downcast from \u0060nsHTMLDocument\u0060 to \u0060nsIContent\u0060 could have lead to undefined behavior.",
      "priority": "High",
      "severity": "Medium",
      "cvss": 9.8,
      "epss": 0.00685,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2023-25739",
      "url": "https://patchblox.com/security/cve/CVE-2023-25739",
      "title": "Mozilla Firefox and 4 others: Use After Free",
      "priority": "High",
      "severity": "Important",
      "cvss": 8.8,
      "epss": 0.00682,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2023-25729",
      "url": "https://patchblox.com/security/cve/CVE-2023-25729",
      "title": "Mozilla Firefox and 4 others: Incorrect Authorization",
      "priority": "High",
      "severity": "high",
      "cvss": 8.8,
      "epss": 0.00681,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2023-25744",
      "url": "https://patchblox.com/security/cve/CVE-2023-25744",
      "title": "Mozilla Firefox and 2 others: Mmemory safety bugs present in Firefox 109 and Firefox ESR 102.7.",
      "priority": "High",
      "severity": "Important",
      "cvss": 8.8,
      "epss": 0.00673,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2023-25728",
      "url": "https://patchblox.com/security/cve/CVE-2023-25728",
      "title": "Mozilla Firefox and 4 others: Observable Discrepancy",
      "priority": "High",
      "severity": "Important",
      "cvss": 7.5,
      "epss": 0.00672,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2023-25745",
      "url": "https://patchblox.com/security/cve/CVE-2023-25745",
      "title": "Mozilla Firefox and 2 others: Out-of-bounds Write",
      "priority": "High",
      "severity": "Medium",
      "cvss": 8.8,
      "epss": 0.00668,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2023-25743",
      "url": "https://patchblox.com/security/cve/CVE-2023-25743",
      "title": "Mozilla Firefox and 2 others: A lack of in app notification for entering fullscreen mode could have lead to a malicious website spoofing\u2026",
      "priority": "High",
      "severity": "Important",
      "cvss": 7.5,
      "epss": 0.00649,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2023-25742",
      "url": "https://patchblox.com/security/cve/CVE-2023-25742",
      "title": "Mozilla Firefox and 4 others: When importing a SPKI RSA public key as ECDSA P-256, the key would be handled incorrectly causing the\u2026",
      "priority": "High",
      "severity": "Important",
      "cvss": 7.5,
      "epss": 0.00648,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2023-25733",
      "url": "https://patchblox.com/security/cve/CVE-2023-25733",
      "title": "Mozilla Firefox and 2 others: Unchecked Return Value",
      "priority": "High",
      "severity": "Medium",
      "cvss": 7.5,
      "epss": 0.00622,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2023-25731",
      "url": "https://patchblox.com/security/cve/CVE-2023-25731",
      "title": "Mozilla Firefox and 2 others: Improper Validation of Specified Quantity in Input",
      "priority": "High",
      "severity": "Medium",
      "cvss": 8.8,
      "epss": 0.00557,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2023-25730",
      "url": "https://patchblox.com/security/cve/CVE-2023-25730",
      "title": "Mozilla Firefox and 4 others: Improper Restriction of Rendered UI Layers or Frames",
      "priority": "High",
      "severity": "medium",
      "cvss": 7.5,
      "epss": 0.00546,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2023-25740",
      "url": "https://patchblox.com/security/cve/CVE-2023-25740",
      "title": "Mozilla Firefox and 2 others: Insufficiently Protected Credentials",
      "priority": "High",
      "cvss": 8.8,
      "epss": 0.00523,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2023-25741",
      "url": "https://patchblox.com/security/cve/CVE-2023-25741",
      "title": "Mozilla Firefox and 2 others: Observable Discrepancy",
      "priority": "Routine",
      "severity": "Medium",
      "cvss": 6.5,
      "epss": 0.00767,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2023-25738",
      "url": "https://patchblox.com/security/cve/CVE-2023-25738",
      "title": "Mozilla Firefox and 4 others: Out-of-bounds Read",
      "priority": "Routine",
      "cvss": 6.5,
      "epss": 0.00635,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    }
  ],
  "dataAsOf": "2026-11-09T01:18:40Z",
  "attribution": {
    "text": "Data: Patchblox Patch Radar",
    "url": "https://patchblox.com/security/patch-radar",
    "terms": "https://patchblox.com/security/patch-radar/use-the-data"
  }
}