{
  "cveId": "CVE-2017-7840",
  "url": "https://patchblox.com/security/cve/CVE-2017-7840",
  "summary": "CVE-2017-7840 is fixed in 4 products on 1 platform, first by firefox 57.0.1\u002Bbuild2-0ubuntu1, released June 11, 2018. It is not reported as exploited. Patch Radar priority: Routine.",
  "title": "firefox: JavaScript can be injected into an exported bookmarks file by placing JavaScript code into user-supplied tags in save...",
  "description": "JavaScript can be injected into an exported bookmarks file by placing JavaScript code into user-supplied tags in saved bookmarks. If the resulting exported HTML file is later opened in a browser this JavaScript will be executed. This could be used in social engineering and self-cross-site-scripting (self-XSS) attacks if users were convinced to add malicious tags to bookmarks, export them, and then open the resulting file. This vulnerability affects Firefox \u0026lt; 57.",
  "published": "2017-11-14T16:00:00Z",
  "severity": "Low",
  "epss": 0.0112,
  "epssPercentile": 0.66322,
  "priority": "Routine",
  "priorityTier": 4,
  "exploited": false,
  "vendorExploited": false,
  "disclosed": false,
  "fixes": [
    {
      "platform": "linux",
      "product": "firefox",
      "release": "Ubuntu 18.04.6 LTS (bionic)",
      "fixedVersion": "57.0.1\u002Bbuild2-0ubuntu1",
      "fix": "firefox 57.0.1\u002Bbuild2-0ubuntu1",
      "url": "https://patchblox.com/security/fix/linux/ubuntu-bionic-firefox-57.0.1-build2-0ubuntu1",
      "released": "2018-06-11T14:29:00Z"
    },
    {
      "platform": "linux",
      "product": "firefox-globalmenu",
      "release": "Ubuntu 18.04.6 LTS (bionic)",
      "fixedVersion": "57.0.1\u002Bbuild2-0ubuntu1",
      "fix": "firefox-globalmenu 57.0.1\u002Bbuild2-0ubuntu1",
      "url": "https://patchblox.com/security/fix/linux/ubuntu-bionic-firefox-globalmenu-57.0.1-build2-0ubuntu1",
      "released": "2018-06-11T14:29:00Z"
    },
    {
      "platform": "linux",
      "product": "firefox-mozsymbols",
      "release": "Ubuntu 18.04.6 LTS (bionic)",
      "fixedVersion": "57.0.1\u002Bbuild2-0ubuntu1",
      "fix": "firefox-mozsymbols 57.0.1\u002Bbuild2-0ubuntu1",
      "url": "https://patchblox.com/security/fix/linux/ubuntu-bionic-firefox-mozsymbols-57.0.1-build2-0ubuntu1",
      "released": "2018-06-11T14:29:00Z"
    },
    {
      "platform": "linux",
      "product": "firefox-testsuite",
      "release": "Ubuntu 18.04.6 LTS (bionic)",
      "fixedVersion": "57.0.1\u002Bbuild2-0ubuntu1",
      "fix": "firefox-testsuite 57.0.1\u002Bbuild2-0ubuntu1",
      "url": "https://patchblox.com/security/fix/linux/ubuntu-bionic-firefox-testsuite-57.0.1-build2-0ubuntu1",
      "released": "2018-06-11T14:29:00Z"
    }
  ],
  "noFixYet": [],
  "dataAsOf": "2026-11-07T12:40:37Z"
}