Cross-Site Scripting (XSS) vulnerability in OpenAtlas by ACDH-CH

{
  "id": "09f00f6d4517bc2a03dc6729854843f5f91146cfbf8a8f0a468224b2b542c596",
  "url": "https://osv.dev/vulnerability/CVE-2025-40709",
  "method": "structured",
  "payload": {
    "kind": "advisory",
    "title": "Cross-Site Scripting (XSS) vulnerability in OpenAtlas by ACDH-CH",
    "summary": "Cross-Site Scripting (XSS) vulnerability in OpenAtlas v8.9.0 from the Austrian Centre for Digital Humanities and Cultural Heritage (ACDH-CH), due to inadequate validation of user input when a POST request is sent. The vulnerabilities could allow a remote user to send specially crafted queries to an authenticated user and steal their session cookie details, via the \"/insert/person/” petition, \"name\" and \"alias-0” parameters.",
    "evidence": "osv:CVE-2025-40709",
    "products": [],
    "severity": "medium",
    "structured": {
      "id": "CVE-2025-40709",
      "aliases": [
        "CVE-2025-40709"
      ],
      "metrics": [
        {
          "type": "CVSS_V4",
          "score": "CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:P/VC:N/VI:N/VA:N/SC:L/SI:L/SA:N"
        }
      ],
      "affected": [
        {
          "ranges": [
            {
              "repo": "https://github.com/craws/openatlas",
              "type": "GIT",
              "events": [
                {
                  "introduced": "01858a3997af27688e98e160634e887138a7b044"
                },
                {
                  "last_affected": "01858a3997af27688e98e160634e887138a7b044"
                }
              ],
              "database_specific": {
                "extracted_events": [
                  {
                    "range": [
                      {
                        "introduced": "8.9.0"
                      },
                      {
                        "last_affected": "8.9.0"
                      }
                    ],
                    "source": "AFFECTED_FIELD",
                    "strategy": "StandaloneSingleVersion"
                  },
                  {
                    "cpe": "cpe:2.3:a:craws:openatlas:8.9.0:*:*:*:*:*:*:*",
                    "range": [
                      {
                        "introduced": "8.9.0"
                      },
                      {
                        "last_affected": "8.9.0"
                      }
                    ],
                    "source": "CPE_STRING"
                  }
                ]
              }
            }
          ],
          "versions": [
            "8.9.0"
          ],
          "database_specific": {
            "source": "https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2025-40709.json"
          }
        }
      ],
      "modified": "2026-10-28T02:30:27.755325989Z",
      "provider": "osv",
      "references": [
        "https://www.incibe.es/en/incibe-cert/notices/aviso/multiple-cross-site-scripting-xss-vulnerabilities-openatlas-acdh-ch",
        "https://github.com/CVEProject/cvelistV5/tree/main/cves/2025/40xxx/CVE-2025-40709.json",
        "https://nvd.nist.gov/vuln/detail/CVE-2025-40709",
        "https://github.com/craws/OpenAtlas"
      ],
      "provider_metadata": {
        "cwe_ids": [
          "CWE-79"
        ],
        "cna_assigner": "INCIBE",
        "osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2025/40xxx/CVE-2025-40709.json"
      }
    },
    "related_cves": [
      {
        "value": "CVE-2025-40709",
        "evidence": "/id"
      }
    ],
    "security_relevant": true,
    "severity_evidence": "/severity/0/score"
  },
  "source_id": "core-osv",
  "document_id": 494467,
  "published_at": "2025-08-29T11:18:17.87+00:00"
}