{
  "cveId": "CVE-2022-26382",
  "url": "https://patchblox.com/security/cve/CVE-2022-26382",
  "summary": "CVE-2022-26382 is fixed in 5 products on 2 platforms, first by Mozilla Firefox (en-US) 98.0, released March 8, 2022. It is not reported as exploited. Patch Radar priority: Routine.",
  "title": "Mozilla Firefox ESR and 2 others: Observable Discrepancy",
  "description": "While the text displayed in Autofill tooltips cannot be directly read by JavaScript, the text was rendered using page fonts. Side-channel attacks on the text by using specially crafted fonts could have lead to this text being inferred by the webpage. This vulnerability affects Firefox \u003C 98.",
  "published": "2022-03-08T16:00:00Z",
  "severity": "Medium",
  "cvss": 4.3,
  "cwe": "CWE-203: Observable Discrepancy",
  "epss": 0.00513,
  "epssPercentile": 0.43954,
  "priority": "Routine",
  "priorityTier": 4,
  "exploited": false,
  "vendorExploited": false,
  "disclosed": false,
  "vendorAdvisory": "https://nvd.nist.gov/vuln/detail/CVE-2022-26382",
  "fixes": [
    {
      "platform": "windows-app",
      "product": "Mozilla Firefox (en-US)",
      "fixedVersion": "98.0",
      "fix": "Mozilla Firefox (en-US) 98.0",
      "url": "https://patchblox.com/security/fix/windows-app/mozilla.firefox-98.0",
      "released": "2022-03-08T00:00:00Z"
    },
    {
      "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": "linux",
      "product": "firefox",
      "release": "Ubuntu 18.04.6 LTS (bionic)",
      "fixedVersion": "98.0\u002Bbuild3-0ubuntu0.18.04.2",
      "fix": "firefox 98.0\u002Bbuild3-0ubuntu0.18.04.2",
      "url": "https://patchblox.com/security/fix/linux/ubuntu-bionic-firefox-98.0-build3-0ubuntu0.18.04.2",
      "released": "2022-03-08T16:00:00Z"
    },
    {
      "platform": "linux",
      "product": "firefox",
      "release": "Ubuntu 20.04 LTS (focal)",
      "fixedVersion": "98.0\u002Bbuild3-0ubuntu0.20.04.2",
      "fix": "firefox 98.0\u002Bbuild3-0ubuntu0.20.04.2",
      "url": "https://patchblox.com/security/fix/linux/ubuntu-focal-firefox-98.0-build3-0ubuntu0.20.04.2",
      "released": "2022-03-08T16:00:00Z"
    },
    {
      "platform": "linux",
      "product": "firefox",
      "release": "Ubuntu 22.04.1 LTS (jammy)",
      "fixedVersion": "1:1snap1-0ubuntu1",
      "fix": "firefox 1:1snap1-0ubuntu1",
      "url": "https://patchblox.com/security/fix/linux/ubuntu-jammy-firefox-1-1snap1-0ubuntu1",
      "released": "2022-04-06T17:00:00Z"
    },
    {
      "platform": "linux",
      "product": "firefox-geckodriver",
      "release": "Ubuntu 18.04.6 LTS (bionic)",
      "fixedVersion": "98.0\u002Bbuild3-0ubuntu0.18.04.2",
      "fix": "firefox-geckodriver 98.0\u002Bbuild3-0ubuntu0.18.04.2",
      "url": "https://patchblox.com/security/fix/linux/ubuntu-bionic-firefox-geckodriver-98.0-build3-0ubuntu0.18.04.2",
      "released": "2022-03-08T16:00:00Z"
    },
    {
      "platform": "linux",
      "product": "firefox-geckodriver",
      "release": "Ubuntu 20.04 LTS (focal)",
      "fixedVersion": "98.0\u002Bbuild3-0ubuntu0.20.04.2",
      "fix": "firefox-geckodriver 98.0\u002Bbuild3-0ubuntu0.20.04.2",
      "url": "https://patchblox.com/security/fix/linux/ubuntu-focal-firefox-geckodriver-98.0-build3-0ubuntu0.20.04.2",
      "released": "2022-03-08T16:00:00Z"
    },
    {
      "platform": "linux",
      "product": "firefox-mozsymbols",
      "release": "Ubuntu 18.04.6 LTS (bionic)",
      "fixedVersion": "98.0\u002Bbuild3-0ubuntu0.18.04.2",
      "fix": "firefox-mozsymbols 98.0\u002Bbuild3-0ubuntu0.18.04.2",
      "url": "https://patchblox.com/security/fix/linux/ubuntu-bionic-firefox-mozsymbols-98.0-build3-0ubuntu0.18.04.2",
      "released": "2022-03-08T16:00:00Z"
    },
    {
      "platform": "linux",
      "product": "firefox-mozsymbols",
      "release": "Ubuntu 20.04 LTS (focal)",
      "fixedVersion": "98.0\u002Bbuild3-0ubuntu0.20.04.2",
      "fix": "firefox-mozsymbols 98.0\u002Bbuild3-0ubuntu0.20.04.2",
      "url": "https://patchblox.com/security/fix/linux/ubuntu-focal-firefox-mozsymbols-98.0-build3-0ubuntu0.20.04.2",
      "released": "2022-03-08T16:00:00Z"
    }
  ],
  "noFixYet": [],
  "dataAsOf": "2026-11-08T13:06:02Z",
  "attribution": {
    "text": "Data: Patchblox Patch Radar",
    "url": "https://patchblox.com/security/patch-radar",
    "terms": "https://patchblox.com/security/patch-radar/use-the-data"
  }
}