Security advisory

{
  "id": "fa9591621bac4aecde9373894a54c0a5e625bffc7d48b77d9d2a370e281f1f9c",
  "url": "https://osv.dev/vulnerability/CVE-2021-37518",
  "method": "structured",
  "payload": {
    "kind": "advisory",
    "title": "CVE-2021-37518",
    "summary": "Universal Cross Site Scripting (UXSS) vulnerability in Vimium Extension 1.66 and earlier allows remote attackers to run arbitrary code via omnibar feature.",
    "evidence": "osv:CVE-2021-37518",
    "products": [],
    "severity": "medium",
    "structured": {
      "id": "CVE-2021-37518",
      "aliases": [
        "CVE-2021-37518"
      ],
      "metrics": [
        {
          "type": "CVSS_V3",
          "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N"
        }
      ],
      "affected": [
        {
          "ranges": [
            {
              "repo": "https://github.com/philc/vimium",
              "type": "GIT",
              "events": [
                {
                  "introduced": "0"
                },
                {
                  "last_affected": "528a2bdc4e5716f02889eb3fdef0f96f3da08a0a"
                }
              ],
              "database_specific": {
                "extracted_events": [
                  {
                    "cpe": "cpe:2.3:a:vimium_project:vimium:*:*:*:*:*:*:*:*",
                    "range": [
                      {
                        "introduced": "0"
                      },
                      {
                        "last_affected": "1.66"
                      }
                    ],
                    "source": "CPE_RANGE"
                  }
                ]
              }
            }
          ],
          "versions": [
            "v1.66",
            "v1.65",
            "1.64.6",
            "v1.64.4",
            "v1.64.3",
            "v1.64.2",
            "v1.64.1",
            "v1.64",
            "v1.63.3",
            "v1.63.1",
            "v1.63",
            "v1.62.4",
            "v1.62.2",
            "v1.62",
            "v1.61.1",
            "v1.61",
            "v1.60.3",
            "v1.60.2",
            "v1.60.1",
            "v1.60",
            "v1.59",
            "v1.58.2",
            "v1.58.1",
            "v1.58",
            "v1.57"
          ],
          "database_specific": {
            "source": "https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2021-37518.json"
          }
        }
      ],
      "modified": "2026-10-20T10:54:50.056081573Z",
      "provider": "osv",
      "references": [
        "https://github.com/philc/vimium/pull/3850",
        "https://github.com/philc/vimium/issues/3832"
      ],
      "provider_metadata": {}
    },
    "related_cves": [
      {
        "value": "CVE-2021-37518",
        "evidence": "/id"
      }
    ],
    "security_relevant": true,
    "severity_evidence": "/severity/0/score"
  },
  "source_id": "core-osv",
  "document_id": 386239,
  "published_at": "2023-02-03T18:15:13.95+00:00"
}