{
  "affected": [
    {
      "ranges": [
        {
          "database_specific": {
            "cpe": "cpe:2.3:a:refined-github_project:refined-github:*:*:*:*:*:*:*:*",
            "extracted_events": [
              {
                "introduced": "0"
              },
              {
                "fixed": "21.6.8"
              }
            ],
            "source": [
              "CPE_RANGE",
              "REFERENCES"
            ]
          },
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "6f27970fe351f24086298504dd9d8a6490a8a64a"
            }
          ],
          "repo": "https://github.com/refined-github/refined-github",
          "type": "GIT"
        }
      ]
    }
  ],
  "database_specific": {},
  "details": "The Refined GitHub browser extension before 21.6.8 might allow XSS via a link in a document. NOTE: github.com sends Content-Security-Policy headers to, in general, address XSS and other concerns.",
  "id": "CVE-2021-34364",
  "modified": "2026-07-08T05:36:05.397055410Z",
  "published": "2021-06-09T11:15:07.583Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://github.com/sindresorhus/refined-github/releases/tag/21.6.8"
    },
    {
      "type": "ADVISORY",
      "url": "https://vuln.ryotak.me/advisories/47"
    }
  ],
  "severity": [
    {
      "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N",
      "type": "CVSS_V3"
    }
  ]
}