{
  "fix": "Mozilla Firefox (en-US) 103.0",
  "url": "https://patchblox.com/security/fix/windows-app/mozilla.firefox-103.0",
  "summary": "Mozilla Firefox (en-US) 103.0, released July 26, 2022, fixes 7 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) 103.0",
  "released": "2022-07-26T00:00:00Z",
  "priority": "High",
  "priorityTier": 3,
  "priorityReason": "Closes CVE-2022-2505, high severity",
  "supported": true,
  "cveCount": 7,
  "exploitedCveCount": 0,
  "kevCveCount": 0,
  "ransomwareCveCount": 0,
  "maxEpss": 0.00798,
  "maxCvss": 9.8,
  "appliesTo": [
    {
      "product": "Mozilla Firefox (en-US)",
      "productUrl": "https://patchblox.com/security/product/windows-app/mozilla-firefox-en-us",
      "fixedVersion": "103.0",
      "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-2022-2505",
      "url": "https://patchblox.com/security/cve/CVE-2022-2505",
      "title": "Mozilla Thunderbird and 4 others: Out-of-bounds Write",
      "priority": "High",
      "severity": "Important",
      "cvss": 8.8,
      "epss": 0.00798,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2022-36319",
      "url": "https://patchblox.com/security/cve/CVE-2022-36319",
      "title": "Mozilla Thunderbird and 4 others: Improper Restriction of Rendered UI Layers or Frames",
      "priority": "High",
      "severity": "Medium",
      "cvss": 8.8,
      "epss": 0.0074,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2022-36320",
      "url": "https://patchblox.com/security/cve/CVE-2022-36320",
      "title": "Mozilla Firefox and 2 others: Out-of-bounds Write",
      "priority": "High",
      "severity": "Medium",
      "cvss": 9.8,
      "epss": 0.00705,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2022-36318",
      "url": "https://patchblox.com/security/cve/CVE-2022-36318",
      "title": "Mozilla Thunderbird and 4 others: Concurrent Execution using Shared Resource with Improper Synchronization (\u0027Race Condition\u0027)",
      "priority": "High",
      "severity": "Important",
      "cvss": 8.8,
      "epss": 0.0053,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2022-36316",
      "url": "https://patchblox.com/security/cve/CVE-2022-36316",
      "title": "Mozilla Firefox and 2 others: URL Redirection to Untrusted Site (\u0027Open Redirect\u0027)",
      "priority": "Routine",
      "severity": "Medium",
      "cvss": 6.1,
      "epss": 0.00339,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2022-36314",
      "url": "https://patchblox.com/security/cve/CVE-2022-36314",
      "title": "Mozilla Thunderbird and 4 others: Uncontrolled Search Path Element",
      "priority": "Routine",
      "severity": "Medium",
      "cvss": 5.5,
      "epss": 0.00224,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2022-36315",
      "url": "https://patchblox.com/security/cve/CVE-2022-36315",
      "title": "Mozilla Firefox and 2 others: Insufficient Verification of Data Authenticity",
      "priority": "Routine",
      "severity": "Low",
      "cvss": 4.3,
      "epss": 0.00209,
      "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"
  }
}