{
  "fix": "Mozilla Firefox (en-US) 113.0",
  "url": "https://patchblox.com/security/fix/windows-app/mozilla.firefox-113.0",
  "summary": "Mozilla Firefox (en-US) 113.0, released May 10, 2023, fixes 12 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) 113.0",
  "released": "2023-05-10T00:00:00Z",
  "priority": "High",
  "priorityTier": 3,
  "priorityReason": "Closes CVE-2023-32214, high severity",
  "supported": true,
  "cveCount": 12,
  "exploitedCveCount": 0,
  "kevCveCount": 0,
  "ransomwareCveCount": 0,
  "maxEpss": 0.00918,
  "maxCvss": 9.8,
  "appliesTo": [
    {
      "product": "Mozilla Firefox (en-US)",
      "productUrl": "https://patchblox.com/security/product/windows-app/mozilla-firefox-en-us",
      "fixedVersion": "113.0",
      "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-2023-32214",
      "url": "https://patchblox.com/security/cve/CVE-2023-32214",
      "title": "Mozilla Firefox and 4 others: Protocol handlers \u0060ms-cxh\u0060 and \u0060ms-cxh-full\u0060 could have been leveraged to trigger a denial of service.",
      "priority": "High",
      "cvss": 7.5,
      "epss": 0.00918,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2023-32216",
      "url": "https://patchblox.com/security/cve/CVE-2023-32216",
      "title": "Mozilla Firefox and 2 others: Mozilla developers and community members Ronald Crane, Andrew McCreight, Randell Jesup and the Mozilla\u2026",
      "priority": "High",
      "severity": "Medium",
      "cvss": 9.8,
      "epss": 0.0078,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2023-32209",
      "url": "https://patchblox.com/security/cve/CVE-2023-32209",
      "title": "Mozilla Firefox and 2 others: A maliciously crafted favicon could have led to an out of memory crash.",
      "priority": "High",
      "severity": "Medium",
      "cvss": 7.5,
      "epss": 0.00761,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2023-32213",
      "url": "https://patchblox.com/security/cve/CVE-2023-32213",
      "title": "Mozilla Firefox and 4 others: When reading a file, an uninitialized value could have been used as read limit.",
      "priority": "High",
      "severity": "high",
      "cvss": 8.8,
      "epss": 0.00753,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2023-32215",
      "url": "https://patchblox.com/security/cve/CVE-2023-32215",
      "title": "Mozilla Firefox and 4 others: Mozilla developers and community members Gabriele Svelto, Andrew Osmond, Emily McDonough, Sebastian Hengst,\u2026",
      "priority": "High",
      "severity": "high",
      "cvss": 8.8,
      "epss": 0.00753,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2023-32207",
      "url": "https://patchblox.com/security/cve/CVE-2023-32207",
      "title": "Mozilla Firefox and 4 others: Authentication Bypass by Spoofing",
      "priority": "High",
      "severity": "high",
      "cvss": 8.8,
      "epss": 0.00731,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2023-32206",
      "url": "https://patchblox.com/security/cve/CVE-2023-32206",
      "title": "Mozilla Firefox and 4 others: An out-of-bound read could have led to a crash in the RLBox Expat driver.",
      "priority": "High",
      "severity": "medium",
      "cvss": 7.5,
      "epss": 0.00703,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2023-32205",
      "url": "https://patchblox.com/security/cve/CVE-2023-32205",
      "title": "Mozilla Firefox and 4 others: In multiple cases browser prompts could have been obscured by popups controlled by content.",
      "priority": "High",
      "severity": "medium",
      "cvss": 7.5,
      "epss": 0.00631,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2023-32211",
      "url": "https://patchblox.com/security/cve/CVE-2023-32211",
      "title": "Mozilla Firefox and 4 others: A type checking bug would have led to invalid code being compiled.",
      "priority": "Routine",
      "severity": "medium",
      "cvss": 6.5,
      "epss": 0.00738,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2023-32212",
      "url": "https://patchblox.com/security/cve/CVE-2023-32212",
      "title": "Mozilla Firefox and 4 others: An attacker could have positioned a \u0060datalist\u0060 element to obscure the address bar.",
      "priority": "Routine",
      "severity": "medium",
      "cvss": 6.1,
      "epss": 0.00647,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2023-32210",
      "url": "https://patchblox.com/security/cve/CVE-2023-32210",
      "title": "Mozilla Firefox and 2 others: Documents were incorrectly assuming an ordering of principal objects when ensuring we were loading an\u2026",
      "priority": "Routine",
      "severity": "Medium",
      "cvss": 6.5,
      "epss": 0.00538,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2023-32208",
      "url": "https://patchblox.com/security/cve/CVE-2023-32208",
      "title": "Mozilla Firefox and 2 others: Service workers could reveal script base URL due to dynamic \u0060import()\u0060.",
      "priority": "Routine",
      "severity": "Medium",
      "cvss": 5.3,
      "epss": 0.00524,
      "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"
  }
}