{
  "affected": [
    {
      "ranges": [
        {
          "database_specific": {
            "cpe": "cpe:2.3:a:omeka:omeka:*:*:*:*:*:*:*:*",
            "extracted_events": [
              {
                "introduced": "0"
              },
              {
                "last_affected": "2.7"
              }
            ],
            "source": [
              "CPE_RANGE",
              "REFERENCES"
            ]
          },
          "events": [
            {
              "introduced": "0"
            },
            {
              "last_affected": "c27df538c3410eef05f99b39633368864302eaeb"
            },
            {
              "fixed": "08bfdf470e234edb68e5307a2fef8c899d89256c"
            }
          ],
          "repo": "https://github.com/omeka/omeka",
          "type": "GIT"
        }
      ]
    }
  ],
  "database_specific": {},
  "details": "Cross Site Scripting (XSS) vulnerability in admin/files/edit in Omeka Classic \u003c=2.7 allows remote attackers to inject arbitrary web script or HTML.",
  "id": "CVE-2021-26799",
  "modified": "2026-07-08T05:38:22.916883184Z",
  "published": "2021-07-23T11:15:08.820Z",
  "references": [
    {
      "type": "FIX",
      "url": "https://github.com/omeka/Omeka/commit/08bfdf470e234edb68e5307a2fef8c899d89256c"
    },
    {
      "type": "EVIDENCE",
      "url": "https://github.com/omeka/Omeka/issues/935"
    }
  ],
  "severity": [
    {
      "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N",
      "type": "CVSS_V3"
    }
  ]
}