{
  "cveId": "CVE-2020-15669",
  "url": "https://patchblox.com/security/cve/CVE-2020-15669",
  "summary": "CVE-2020-15669 is fixed in 7 products on 1 platform, first by RHSA-2020:3557, released August 26, 2020. It is not reported as exploited. Patch Radar priority: High.",
  "title": "firefox: Mozilla Firefox is an open-source web browser, designed for standards compliance, performance, and portability.\n\nThis...",
  "description": "Mozilla Firefox is an open-source web browser, designed for standards compliance, performance, and portability.\n\nThis update upgrades Firefox to version 78.2.0 ESR.\n\nSecurity Fix(es):\n\n* Mozilla: Attacker-induced prompt for extension installation (CVE-2020-15664)\n\n* Mozilla: Use-After-Free when aborting an operation (CVE-2020-15669)\n\n* Mozilla: Integer overflow in nsJPEGEncoder::emptyOutputBuffer (CVE-2020-12422)\n\n* Mozilla: X-Frame-Options bypass using object or embed tags (CVE-2020-15648)\n\n* Mozilla: Bypassing iframe sandbox when allowing popups (CVE-2020-15653)\n\n* Mozilla: Type confusion for special arguments in IonMonkey (CVE-2020-15656)\n\n* Mozilla: WebRTC permission prompt could have been bypassed by a compromised content process (CVE-2020-12424)\n\n* Mozilla: Out of bound read in Date.parse() (CVE-2020-12425)\n\n* Mozilla: Custom cursor can overlay user interface (CVE-2020-15654)\n\n* Mozilla: Overriding file type when saving to disk (CVE-2020-15658)\n\nFor more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.",
  "published": "2020-08-26T00:00:00Z",
  "severity": "Important",
  "cvss": 8.8,
  "epss": 0.01119,
  "epssPercentile": 0.66346,
  "priority": "High",
  "priorityTier": 3,
  "exploited": false,
  "vendorExploited": false,
  "disclosed": false,
  "fixes": [
    {
      "platform": "linux",
      "product": "firefox",
      "release": "RHEL 8",
      "fixedVersion": "0:78.2.0-2.el8_2",
      "fix": "RHSA-2020:3557",
      "url": "https://patchblox.com/security/fix/linux/rhsa-2020-3557",
      "released": "2020-08-26T00:00:00Z"
    },
    {
      "platform": "linux",
      "product": "firefox",
      "release": "ol 8",
      "fixedVersion": "0:78.2.0-2.0.1.el8_2",
      "fix": "ELSA-2020-3557",
      "url": "https://patchblox.com/security/fix/linux/elsa-2020-3557",
      "released": "2020-08-28T00:00:00Z"
    },
    {
      "platform": "linux",
      "product": "thunderbird",
      "release": "RHEL 8",
      "fixedVersion": "0:68.12.0-1.el8_2",
      "fix": "RHSA-2020:3634",
      "url": "https://patchblox.com/security/fix/linux/rhsa-2020-3634",
      "released": "2020-09-07T00:00:00Z"
    },
    {
      "platform": "linux",
      "product": "thunderbird",
      "release": "Ubuntu 18.04.6 LTS (bionic)",
      "fixedVersion": "1:78.8.1\u002Bbuild1-0ubuntu0.18.04.1",
      "fix": "thunderbird 1:78.8.1\u002Bbuild1-0ubuntu0.18.04.1",
      "url": "https://patchblox.com/security/fix/linux/ubuntu-bionic-thunderbird-1-78.8.1-build1-0ubuntu0.18.04.1",
      "released": "2021-04-22T07:54:00Z"
    },
    {
      "platform": "linux",
      "product": "thunderbird",
      "release": "ol 8",
      "fixedVersion": "0:68.12.0-1.0.1.el8_2",
      "fix": "ELSA-2020-3634",
      "url": "https://patchblox.com/security/fix/linux/elsa-2020-3634",
      "released": "2020-09-08T00:00:00Z"
    },
    {
      "platform": "linux",
      "product": "thunderbird-gnome-support",
      "release": "Ubuntu 18.04.6 LTS (bionic)",
      "fixedVersion": "1:78.8.1\u002Bbuild1-0ubuntu0.18.04.1",
      "fix": "thunderbird-gnome-support 1:78.8.1\u002Bbuild1-0ubuntu0.18.04.1",
      "url": "https://patchblox.com/security/fix/linux/ubuntu-bionic-thunderbird-gnome-support-1-78.8.1-build1-0ubuntu0.18.04.1",
      "released": "2021-04-22T07:54:00Z"
    },
    {
      "platform": "linux",
      "product": "thunderbird-mozsymbols",
      "release": "Ubuntu 18.04.6 LTS (bionic)",
      "fixedVersion": "1:78.8.1\u002Bbuild1-0ubuntu0.18.04.1",
      "fix": "thunderbird-mozsymbols 1:78.8.1\u002Bbuild1-0ubuntu0.18.04.1",
      "url": "https://patchblox.com/security/fix/linux/ubuntu-bionic-thunderbird-mozsymbols-1-78.8.1-build1-0ubuntu0.18.04.1",
      "released": "2021-04-22T07:54:00Z"
    },
    {
      "platform": "linux",
      "product": "xul-ext-calendar-timezones",
      "release": "Ubuntu 18.04.6 LTS (bionic)",
      "fixedVersion": "1:78.8.1\u002Bbuild1-0ubuntu0.18.04.1",
      "fix": "xul-ext-calendar-timezones 1:78.8.1\u002Bbuild1-0ubuntu0.18.04.1",
      "url": "https://patchblox.com/security/fix/linux/ubuntu-bionic-xul-ext-calendar-timezones-1-78.8.1-build1-0ubuntu0.18.04.1",
      "released": "2021-04-22T07:54:00Z"
    },
    {
      "platform": "linux",
      "product": "xul-ext-gdata-provider",
      "release": "Ubuntu 18.04.6 LTS (bionic)",
      "fixedVersion": "1:78.8.1\u002Bbuild1-0ubuntu0.18.04.1",
      "fix": "xul-ext-gdata-provider 1:78.8.1\u002Bbuild1-0ubuntu0.18.04.1",
      "url": "https://patchblox.com/security/fix/linux/ubuntu-bionic-xul-ext-gdata-provider-1-78.8.1-build1-0ubuntu0.18.04.1",
      "released": "2021-04-22T07:54:00Z"
    },
    {
      "platform": "linux",
      "product": "xul-ext-lightning",
      "release": "Ubuntu 18.04.6 LTS (bionic)",
      "fixedVersion": "1:78.8.1\u002Bbuild1-0ubuntu0.18.04.1",
      "fix": "xul-ext-lightning 1:78.8.1\u002Bbuild1-0ubuntu0.18.04.1",
      "url": "https://patchblox.com/security/fix/linux/ubuntu-bionic-xul-ext-lightning-1-78.8.1-build1-0ubuntu0.18.04.1",
      "released": "2021-04-22T07:54:00Z"
    }
  ],
  "noFixYet": [],
  "dataAsOf": "2026-11-08T06:59:42Z",
  "attribution": {
    "text": "Data: Patchblox Patch Radar",
    "url": "https://patchblox.com/security/patch-radar",
    "terms": "https://patchblox.com/security/patch-radar/use-the-data"
  }
}