Security advisory

{
  "id": "9e72f0fbda86776e01f9c0beb913a6652102666d914201714ca12fb05c80a1f7",
  "url": "https://osv.dev/vulnerability/CVE-2021-40678",
  "method": "structured",
  "payload": {
    "kind": "advisory",
    "title": "CVE-2021-40678",
    "summary": "In Piwigo 11.5.0, there exists a persistent cross-site scripting in the single mode function through /admin.php?page=batch_manager&mode=unit.",
    "evidence": "osv:CVE-2021-40678",
    "products": [],
    "severity": "medium",
    "structured": {
      "id": "CVE-2021-40678",
      "aliases": [
        "CVE-2021-40678"
      ],
      "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/piwigo/piwigo",
              "type": "GIT",
              "events": [
                {
                  "introduced": "5075f97a46330dc72304695b2be3d90c3da3d18c"
                },
                {
                  "last_affected": "5075f97a46330dc72304695b2be3d90c3da3d18c"
                }
              ],
              "database_specific": {
                "extracted_events": [
                  {
                    "cpe": "cpe:2.3:a:piwigo:piwigo:11.5.0:*:*:*:*:*:*:*",
                    "range": [
                      {
                        "introduced": "11.5.0"
                      },
                      {
                        "last_affected": "11.5.0"
                      }
                    ],
                    "source": "CPE_STRING"
                  }
                ]
              }
            }
          ],
          "versions": [
            "11.5.0"
          ],
          "database_specific": {
            "source": "https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2021-40678.json"
          }
        }
      ],
      "modified": "2026-10-20T10:53:55.268630454Z",
      "provider": "osv",
      "references": [
        "https://github.com/Piwigo/Piwigo/issues/1476"
      ],
      "provider_metadata": {}
    },
    "related_cves": [
      {
        "value": "CVE-2021-40678",
        "evidence": "/id"
      }
    ],
    "security_relevant": true,
    "severity_evidence": "/severity/0/score"
  },
  "source_id": "core-osv",
  "document_id": 384754,
  "published_at": "2022-06-14T13:15:07.937+00:00"
}