{
  "cveId": "CVE-2022-2200",
  "url": "https://patchblox.com/security/cve/CVE-2022-2200",
  "summary": "CVE-2022-2200 is fixed in 13 products on 2 platforms, first by Mozilla Firefox ESR (en-US) 102.0, released June 23, 2022. It is not reported as exploited. Patch Radar priority: High.",
  "title": "Mozilla Thunderbird and 4 others: Improperly Controlled Modification of Object Prototype Attributes (\u0027Prototype Pollution\u0027)",
  "description": "If an object prototype was corrupted by an attacker, they would have been able to set undesired attributes on a JavaScript object, leading to privileged code execution. This vulnerability affects Firefox \u003C 102, Firefox ESR \u003C 91.11, Thunderbird \u003C 102, and Thunderbird \u003C 91.11.",
  "published": "2022-06-29T00:00:00Z",
  "severity": "Important",
  "cvss": 9.8,
  "cvssVector": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H",
  "cwe": "CWE-1321: Improperly Controlled Modification of Object Prototype Attributes (\u0027Prototype Pollution\u0027)",
  "epss": 0.23941,
  "epssPercentile": 0.97848,
  "priority": "High",
  "priorityTier": 3,
  "exploited": false,
  "vendorExploited": false,
  "disclosed": false,
  "vendorAdvisory": "https://nvd.nist.gov/vuln/detail/CVE-2022-2200",
  "fixes": [
    {
      "platform": "windows-app",
      "product": "Mozilla Firefox (en-US)",
      "fixedVersion": "102.0",
      "fix": "Mozilla Firefox (en-US) 102.0",
      "url": "https://patchblox.com/security/fix/windows-app/mozilla.firefox-102.0",
      "released": "2022-06-27T00:00:00Z"
    },
    {
      "platform": "windows-app",
      "product": "Mozilla Firefox ESR (en-US)",
      "fixedVersion": "102.0",
      "fix": "Mozilla Firefox ESR (en-US) 102.0",
      "url": "https://patchblox.com/security/fix/windows-app/mozilla.firefox.esr-102.0",
      "released": "2022-06-23T00:00:00Z"
    },
    {
      "platform": "windows-app",
      "product": "Mozilla Thunderbird (en-US)",
      "fixedVersion": "102.0",
      "fix": "Mozilla Thunderbird (en-US) 102.0",
      "url": "https://patchblox.com/security/fix/windows-app/mozilla.thunderbird-102.0",
      "released": "2022-06-29T00:00:00Z"
    },
    {
      "platform": "linux",
      "product": "firefox",
      "release": "RHEL 8",
      "fixedVersion": "0:91.11.0-2.el8_6",
      "fix": "RHSA-2022:5469",
      "url": "https://patchblox.com/security/fix/linux/rhsa-2022-5469",
      "released": "2022-06-30T00:00:00Z"
    },
    {
      "platform": "linux",
      "product": "firefox",
      "release": "RHEL 9",
      "fixedVersion": "0:91.11.0-2.el9_0",
      "fix": "RHSA-2022:5481",
      "url": "https://patchblox.com/security/fix/linux/rhsa-2022-5481",
      "released": "2022-07-01T00:00:00Z"
    },
    {
      "platform": "linux",
      "product": "firefox",
      "release": "Ubuntu 18.04.6 LTS (bionic)",
      "fixedVersion": "102.0\u002Bbuild2-0ubuntu0.18.04.1",
      "fix": "firefox 102.0\u002Bbuild2-0ubuntu0.18.04.1",
      "url": "https://patchblox.com/security/fix/linux/ubuntu-bionic-firefox-102.0-build2-0ubuntu0.18.04.1",
      "released": "2022-07-04T17:00:00Z"
    },
    {
      "platform": "linux",
      "product": "firefox",
      "release": "Ubuntu 20.04 LTS (focal)",
      "fixedVersion": "102.0\u002Bbuild2-0ubuntu0.20.04.1",
      "fix": "firefox 102.0\u002Bbuild2-0ubuntu0.20.04.1",
      "url": "https://patchblox.com/security/fix/linux/ubuntu-focal-firefox-102.0-build2-0ubuntu0.20.04.1",
      "released": "2022-07-04T17:00:00Z"
    },
    {
      "platform": "linux",
      "product": "firefox",
      "release": "ol 8",
      "fixedVersion": "0:91.11.0-2.0.1.el8_6",
      "fix": "ELSA-2022-5469",
      "url": "https://patchblox.com/security/fix/linux/elsa-2022-5469",
      "released": "2022-07-01T00:00:00Z"
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    {
      "platform": "linux",
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      "release": "ol 9",
      "fixedVersion": "0:91.11.0-2.0.1.el9_0",
      "fix": "ELSA-2022-5481",
      "url": "https://patchblox.com/security/fix/linux/elsa-2022-5481",
      "released": "2022-07-02T00:00:00Z"
    },
    {
      "platform": "linux",
      "product": "firefox",
      "release": "rocky 8",
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      "fix": "RLSA-2022:5469",
      "url": "https://patchblox.com/security/fix/linux/rlsa-2022-5469",
      "released": "2022-06-30T21:27:52Z"
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      "fixedVersion": "91.11.0esr-1~deb11u1",
      "fix": "DSA-5172-1",
      "url": "https://patchblox.com/security/fix/linux/dsa-5172-1",
      "released": "2022-06-29T00:00:00Z"
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    {
      "platform": "linux",
      "product": "firefox-esr",
      "release": "Debian 12.15 (bookworm)",
      "fixedVersion": "91.11.0esr-1",
      "fix": "DEBIAN-CVE-2022-2200",
      "url": "https://patchblox.com/security/fix/linux/debian-cve-2022-2200",
      "released": "2022-12-22T20:15:27Z"
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    {
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      "release": "Debian 13.5 (trixie)",
      "fixedVersion": "91.11.0esr-1",
      "fix": "DEBIAN-CVE-2022-2200",
      "url": "https://patchblox.com/security/fix/linux/debian-cve-2022-2200",
      "released": "2022-12-22T20:15:27Z"
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    {
      "platform": "linux",
      "product": "firefox-esr",
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      "url": "https://patchblox.com/security/fix/linux/debian-cve-2022-2200",
      "released": "2022-12-22T20:15:27Z"
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    {
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      "released": "2022-07-04T17:00:00Z"
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    {
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      "released": "2022-07-04T17:00:00Z"
    },
    {
      "platform": "linux",
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      "released": "2022-07-04T17:00:00Z"
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    {
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      "url": "https://patchblox.com/security/fix/linux/ubuntu-focal-firefox-mozsymbols-102.0-build2-0ubuntu0.20.04.1",
      "released": "2022-07-04T17:00:00Z"
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    {
      "platform": "linux",
      "product": "thunderbird",
      "release": "Debian 11.6 (bullseye)",
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      "fix": "DSA-5175-1",
      "url": "https://patchblox.com/security/fix/linux/dsa-5175-1",
      "released": "2022-07-04T00:00:00Z"
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      "released": "2022-12-22T20:15:27Z"
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    }
  ],
  "noFixYet": [],
  "dataAsOf": "2026-11-07T18:46:35Z",
  "attribution": {
    "text": "Data: Patchblox Patch Radar",
    "url": "https://patchblox.com/security/patch-radar",
    "terms": "https://patchblox.com/security/patch-radar/use-the-data"
  }
}