{
  "product": "Mozilla Firefox",
  "url": "https://patchblox.com/security/product/macos/mozilla-firefox",
  "summary": "The latest version of Mozilla Firefox is 159.0.1, released November 2, 2026. Patch Radar has 15 security fixes for Mozilla Firefox, closing 620 CVEs. The newest security fix is Mozilla Firefox 153.5.0, released October 6, 2026. Version 159.0.1 adds no new CVE fixes and includes all of them.",
  "platform": "macos",
  "vendor": "Mozilla",
  "supported": true,
  "latestVersion": "159.0.1",
  "latestReleased": "2026-11-02T11:01:39Z",
  "latestIncludesAllFixes": true,
  "fixCount": 15,
  "cveCount": 620,
  "exploitedCveCount": 0,
  "unfixedCveCount": 0,
  "fixes": [
    {
      "fix": "Mozilla Firefox 153.5.0",
      "url": "https://patchblox.com/security/fix/macos/org.mozilla.firefox-153.5.0",
      "released": "2026-10-06T14:27:47Z",
      "fixedVersion": "153.5.0",
      "priority": "Urgent",
      "cveCount": 40,
      "exploitedCveCount": 0
    },
    {
      "fix": "Mozilla Firefox 157.0.1",
      "url": "https://patchblox.com/security/fix/macos/org.mozilla.firefox-157.0.1",
      "released": "2026-10-05T11:17:26Z",
      "fixedVersion": "157.0.1",
      "priority": "Urgent",
      "cveCount": 1,
      "exploitedCveCount": 0
    },
    {
      "fix": "Mozilla Firefox 157.0",
      "url": "https://patchblox.com/security/fix/macos/org.mozilla.firefox-157.0",
      "released": "2026-09-24T06:22:11Z",
      "fixedVersion": "157.0",
      "priority": "Urgent",
      "cveCount": 75,
      "exploitedCveCount": 0
    },
    {
      "fix": "Mozilla Firefox 156.0",
      "url": "https://patchblox.com/security/fix/macos/org.mozilla.firefox-156.0",
      "released": "2026-09-09T15:01:16Z",
      "fixedVersion": "156.0",
      "priority": "Urgent",
      "cveCount": 70,
      "exploitedCveCount": 0
    },
    {
      "fix": "Mozilla Firefox 140.16.0",
      "url": "https://patchblox.com/security/fix/macos/org.mozilla.firefox-140.16.0",
      "released": "2026-09-08T12:57:31Z",
      "fixedVersion": "140.16.0",
      "priority": "High",
      "cveCount": 2,
      "exploitedCveCount": 0
    },
    {
      "fix": "Mozilla Firefox 155.0",
      "url": "https://patchblox.com/security/fix/macos/org.mozilla.firefox-155.0",
      "released": "2026-08-26T17:10:54Z",
      "fixedVersion": "155.0",
      "priority": "Urgent",
      "cveCount": 26,
      "exploitedCveCount": 0
    },
    {
      "fix": "Mozilla Firefox 154.0",
      "url": "https://patchblox.com/security/fix/macos/org.mozilla.firefox-154.0",
      "released": "2026-08-12T15:25:53Z",
      "fixedVersion": "154.0",
      "priority": "Urgent",
      "cveCount": 16,
      "exploitedCveCount": 0
    },
    {
      "fix": "Mozilla Firefox 140.13.0",
      "url": "https://patchblox.com/security/fix/macos/org.mozilla.firefox-140.13.0",
      "released": "2026-07-15T17:51:47Z",
      "fixedVersion": "140.13.0",
      "priority": "Urgent",
      "cveCount": 1,
      "exploitedCveCount": 0
    },
    {
      "fix": "Mozilla Firefox 153.0",
      "url": "https://patchblox.com/security/fix/macos/org.mozilla.firefox-153.0",
      "released": "2026-07-15T17:44:32Z",
      "fixedVersion": "153.0",
      "priority": "Urgent",
      "cveCount": 61,
      "exploitedCveCount": 0
    },
    {
      "fix": "Mozilla Firefox 152.0.6",
      "url": "https://patchblox.com/security/fix/macos/org.mozilla.firefox-152.0.6",
      "released": "2026-07-13T13:44:31Z",
      "fixedVersion": "152.0.6",
      "priority": "High",
      "cveCount": 2,
      "exploitedCveCount": 0
    },
    {
      "fix": "Mozilla Firefox 152.0.4",
      "url": "https://patchblox.com/security/fix/macos/org.mozilla.firefox-152.0.4",
      "released": "2026-06-29T11:31:05Z",
      "fixedVersion": "152.0.4",
      "priority": "Urgent",
      "cveCount": 1,
      "exploitedCveCount": 0
    },
    {
      "fix": "Mozilla Firefox 152.0.1",
      "url": "https://patchblox.com/security/fix/macos/org.mozilla.firefox-152.0.1",
      "released": "2026-06-17T18:41:00Z",
      "fixedVersion": "152.0.1",
      "priority": "Urgent",
      "cveCount": 42,
      "exploitedCveCount": 0
    },
    {
      "fix": "Mozilla Firefox 140.12.0",
      "url": "https://patchblox.com/security/fix/macos/org.mozilla.firefox-140.12.0",
      "released": "2026-06-09T13:17:11Z",
      "fixedVersion": "140.12.0",
      "priority": "High",
      "cveCount": 2,
      "exploitedCveCount": 0
    },
    {
      "fix": "Mozilla Firefox 151.0.2",
      "url": "https://patchblox.com/security/fix/macos/org.mozilla.firefox-151.0.2",
      "released": "2026-05-25T10:25:59Z",
      "fixedVersion": "151.0.2",
      "priority": "Urgent",
      "cveCount": 35,
      "exploitedCveCount": 0
    },
    {
      "fix": "Mozilla Firefox 150.0.2",
      "url": "https://patchblox.com/security/fix/macos/org.mozilla.firefox-150.0.2",
      "released": "2026-05-06T11:21:53Z",
      "fixedVersion": "150.0.2",
      "priority": "Urgent",
      "cveCount": 246,
      "exploitedCveCount": 0
    }
  ],
  "noFixYet": [],
  "dataAsOf": "2026-11-10T01:44:33Z",
  "attribution": {
    "text": "Data: Patchblox Patch Radar",
    "url": "https://patchblox.com/security/patch-radar",
    "terms": "https://patchblox.com/security/patch-radar/use-the-data"
  }
}