Security advisory

{
  "id": "70b9c76d32d0f38ce1d6ad78c00502235c3d797fa3650f6ee35b418c6cbc54ff",
  "url": "https://osv.dev/vulnerability/CVE-2021-21258",
  "method": "structured",
  "payload": {
    "kind": "advisory",
    "title": "CVE-2021-21258",
    "summary": "GLPI is an open-source asset and IT management software package that provides ITIL Service Desk features, licenses tracking and software auditing. In GLPI from version 9.5.0 and before version 9.5.4, there is a cross-site scripting injection vulnerability when using ajax/kanban.php. This is fixed in version 9.5.4.",
    "evidence": "osv:CVE-2021-21258",
    "products": [],
    "severity": "medium",
    "structured": {
      "id": "CVE-2021-21258",
      "aliases": [
        "CVE-2021-21258",
        "GHSA-j4xj-4qmc-mmmx"
      ],
      "metrics": [
        {
          "type": "CVSS_V3",
          "score": "CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N"
        }
      ],
      "affected": [
        {
          "ranges": [
            {
              "repo": "https://github.com/glpi-project/glpi",
              "type": "GIT",
              "events": [
                {
                  "introduced": "9fa6de558a9987561b80afd57a796a3fa19deee6"
                },
                {
                  "fixed": "59a0a0b6101fcd54b00bfc6a61d4e707513c08c9"
                },
                {
                  "fixed": "e7802fc051696de1f76108ea8dc3bd4e2c880f15"
                }
              ],
              "database_specific": {
                "extracted_events": [
                  {
                    "cpe": "cpe:2.3:a:glpi-project:glpi:*:*:*:*:*:*:*:*",
                    "range": [
                      {
                        "introduced": "9.5.0"
                      },
                      {
                        "fixed": "9.5.4"
                      }
                    ],
                    "source": "CPE_RANGE"
                  },
                  {
                    "range": [
                      {
                        "fixed": "e7802fc051696de1f76108ea8dc3bd4e2c880f15"
                      }
                    ],
                    "source": "REFERENCES_COMMIT"
                  }
                ]
              }
            }
          ],
          "versions": [
            "9.5.3",
            "9.5.2",
            "9.5.1",
            "9.5.0"
          ],
          "database_specific": {
            "source": "https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2021-21258.json"
          }
        }
      ],
      "modified": "2026-10-20T10:54:27.864432465Z",
      "provider": "osv",
      "references": [
        "https://github.com/glpi-project/glpi/security/advisories/GHSA-j4xj-4qmc-mmmx",
        "https://github.com/glpi-project/glpi/commit/e7802fc051696de1f76108ea8dc3bd4e2c880f15"
      ],
      "provider_metadata": {}
    },
    "related_cves": [
      {
        "value": "CVE-2021-21258",
        "evidence": "/id"
      }
    ],
    "security_relevant": true,
    "severity_evidence": "/severity/0/score"
  },
  "source_id": "core-osv",
  "document_id": 385388,
  "published_at": "2021-03-02T20:15:14.707+00:00"
}