{
  "affected": [
    {
      "database_specific": {
        "unresolved_ranges": [
          {
            "events": [
              {
                "introduced": "0"
              },
              {
                "fixed": "2021-02-09"
              }
            ]
          }
        ]
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "7a1f90bd2a0ce95b8338ec0926902da975ec64d9"
            }
          ],
          "repo": "https://github.com/ctrlo/lenio",
          "type": "GIT"
        },
        {
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "7a1f90bd2a0ce95b8338ec0926902da975ec64d9"
            }
          ],
          "repo": "https://github.com/ctrlo/lenio",
          "type": "GIT"
        }
      ]
    }
  ],
  "details": "A vulnerability, which was classified as problematic, was found in ctrlo lenio. Affected is an unknown function in the library lib/Lenio.pm of the component Ticket Handler. The manipulation of the argument site_id leads to cross site scripting. It is possible to launch the attack remotely. The name of the patch is 7a1f90bd2a0ce95b8338ec0926902da975ec64d9. It is recommended to apply a patch to fix this issue. VDB-216210 is the identifier assigned to this vulnerability.",
  "id": "CVE-2021-4253",
  "modified": "2026-03-13T21:53:47.818034021Z",
  "published": "2022-12-18T22:15:10.317Z",
  "references": [
    {
      "type": "REPORT",
      "url": "https://vuldb.com/?id.216210"
    },
    {
      "type": "FIX",
      "url": "https://github.com/ctrlo/lenio/commit/7a1f90bd2a0ce95b8338ec0926902da975ec64d9"
    }
  ],
  "severity": [
    {
      "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N",
      "type": "CVSS_V3"
    }
  ]
}