{
  "fix": "Mozilla Thunderbird (en-US) 102.0",
  "url": "https://patchblox.com/security/fix/windows-app/mozilla.thunderbird-102.0",
  "summary": "Mozilla Thunderbird (en-US) 102.0, released June 29, 2022, fixes 19 CVEs in Mozilla Thunderbird (en-US). None of them is reported as exploited. Patch Radar priority: High. The latest Mozilla Thunderbird (en-US) is 159.0, which also fixes every one of these CVEs.",
  "platform": "windows-app",
  "type": "app-version",
  "title": "Mozilla Thunderbird (en-US) 102.0",
  "released": "2022-06-29T00:00:00Z",
  "priority": "High",
  "priorityTier": 3,
  "priorityReason": "Closes CVE-2022-2200, high severity",
  "supported": true,
  "cveCount": 19,
  "exploitedCveCount": 0,
  "kevCveCount": 0,
  "ransomwareCveCount": 0,
  "maxEpss": 0.23941,
  "maxCvss": 9.8,
  "appliesTo": [
    {
      "product": "Mozilla Thunderbird (en-US)",
      "productUrl": "https://patchblox.com/security/product/windows-app/mozilla-thunderbird-en-us",
      "fixedVersion": "102.0",
      "latestVersion": "159.0",
      "supported": true
    }
  ],
  "supersededBy": {
    "product": "Mozilla Thunderbird (en-US)",
    "latestVersion": "159.0",
    "productUrl": "https://patchblox.com/security/product/windows-app/mozilla-thunderbird-en-us"
  },
  "cves": [
    {
      "cveId": "CVE-2022-2200",
      "url": "https://patchblox.com/security/cve/CVE-2022-2200",
      "title": "Mozilla Thunderbird and 4 others: Improperly Controlled Modification of Object Prototype Attributes (\u0027Prototype Pollution\u0027)",
      "priority": "High",
      "severity": "Important",
      "cvss": 9.8,
      "epss": 0.23941,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2022-31736",
      "url": "https://patchblox.com/security/cve/CVE-2022-31736",
      "title": "Mozilla Thunderbird and 4 others: Permissive Cross-domain Policy with Untrusted Domains",
      "priority": "High",
      "severity": "Medium",
      "cvss": 9.8,
      "epss": 0.01106,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2022-34470",
      "url": "https://patchblox.com/security/cve/CVE-2022-34470",
      "title": "Mozilla Thunderbird and 4 others: Use After Free",
      "priority": "High",
      "severity": "Medium",
      "cvss": 9.8,
      "epss": 0.01088,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2022-34484",
      "url": "https://patchblox.com/security/cve/CVE-2022-34484",
      "title": "Mozilla Thunderbird and 4 others: Use After Free",
      "priority": "High",
      "severity": "Medium",
      "cvss": 9.8,
      "epss": 0.01004,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2022-34468",
      "url": "https://patchblox.com/security/cve/CVE-2022-34468",
      "title": "Mozilla Thunderbird and 4 others: Inclusion of Functionality from Untrusted Control Sphere",
      "priority": "High",
      "severity": "Medium",
      "cvss": 9.8,
      "epss": 0.00958,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2022-31747",
      "url": "https://patchblox.com/security/cve/CVE-2022-31747",
      "title": "Mozilla Thunderbird and 4 others: Improper Restriction of Operations within the Bounds of a Memory Buffer",
      "priority": "High",
      "severity": "Medium",
      "cvss": 9.8,
      "epss": 0.00936,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2022-31737",
      "url": "https://patchblox.com/security/cve/CVE-2022-31737",
      "title": "Mozilla Thunderbird and 4 others: Out-of-bounds Write",
      "priority": "High",
      "severity": "Medium",
      "cvss": 9.8,
      "epss": 0.00868,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2022-34481",
      "url": "https://patchblox.com/security/cve/CVE-2022-34481",
      "title": "Mozilla Thunderbird and 4 others: Integer Overflow or Wraparound",
      "priority": "High",
      "severity": "Important",
      "cvss": 9.8,
      "epss": 0.00828,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2022-31741",
      "url": "https://patchblox.com/security/cve/CVE-2022-31741",
      "title": "Mozilla Thunderbird and 4 others: Use of Uninitialized Resource",
      "priority": "High",
      "severity": "Medium",
      "cvss": 9.8,
      "epss": 0.00705,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2022-31739",
      "url": "https://patchblox.com/security/cve/CVE-2022-31739",
      "title": "Mozilla Thunderbird and 4 others: External Control of File Name or Path",
      "priority": "High",
      "cvss": 8.8,
      "epss": 0.00705,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2022-31740",
      "url": "https://patchblox.com/security/cve/CVE-2022-31740",
      "title": "Mozilla Thunderbird and 4 others: Improper Restriction of Operations within the Bounds of a Memory Buffer",
      "priority": "High",
      "severity": "Medium",
      "cvss": 9.8,
      "epss": 0.00694,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2022-31742",
      "url": "https://patchblox.com/security/cve/CVE-2022-31742",
      "title": "Mozilla Thunderbird and 4 others: Observable Discrepancy",
      "priority": "High",
      "severity": "Medium",
      "cvss": 9.8,
      "epss": 0.00634,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2022-31738",
      "url": "https://patchblox.com/security/cve/CVE-2022-31738",
      "title": "Mozilla Thunderbird and 4 others: Authentication Bypass by Spoofing",
      "priority": "High",
      "severity": "Medium",
      "cvss": 9.8,
      "epss": 0.00623,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2022-31744",
      "url": "https://patchblox.com/security/cve/CVE-2022-31744",
      "title": "Mozilla Thunderbird and 4 others: Improper Neutralization of Input During Web Page Generation (\u0027Cross-site Scripting\u0027)",
      "priority": "High",
      "severity": "Medium",
      "cvss": 9.8,
      "epss": 0.00619,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2022-34472",
      "url": "https://patchblox.com/security/cve/CVE-2022-34472",
      "title": "Mozilla Thunderbird and 4 others: Improper Check or Handling of Exceptional Conditions",
      "priority": "High",
      "severity": "Important",
      "cvss": 9.8,
      "epss": 0.00602,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2022-2226",
      "url": "https://patchblox.com/security/cve/CVE-2022-2226",
      "title": "Mozilla Thunderbird and 1 other: Authentication Bypass by Capture-replay",
      "priority": "High",
      "severity": "Important",
      "cvss": 9.8,
      "epss": 0.00436,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2022-1834",
      "url": "https://patchblox.com/security/cve/CVE-2022-1834",
      "title": "Mozilla Thunderbird and 1 other: Improper Certificate Validation",
      "priority": "High",
      "severity": "Important",
      "cvss": 9.8,
      "epss": 0.00395,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2021-40529",
      "url": "https://patchblox.com/security/cve/CVE-2021-40529",
      "title": "Mozilla Thunderbird and 1 other: The ElGamal implementation in Botan through 2.18.1, as used in Thunderbird and other products, allows\u2026",
      "priority": "Routine",
      "cvss": 5.9,
      "epss": 0.01532,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2022-34478",
      "url": "https://patchblox.com/security/cve/CVE-2022-34478",
      "title": "Mozilla Thunderbird and 4 others: URL Redirection to Untrusted Site (\u0027Open Redirect\u0027)",
      "priority": "Routine",
      "cvss": 6.5,
      "epss": 0.00801,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    }
  ],
  "dataAsOf": "2026-11-09T07:25:28Z",
  "attribution": {
    "text": "Data: Patchblox Patch Radar",
    "url": "https://patchblox.com/security/patch-radar",
    "terms": "https://patchblox.com/security/patch-radar/use-the-data"
  }
}