Reflected XSS in ATutor

{
  "id": "de7a2695830d3aac811efe8979df535a8e90d5b16dd671958ccc191b316488e8",
  "url": "https://osv.dev/vulnerability/CVE-2026-64971",
  "method": "structured",
  "payload": {
    "kind": "advisory",
    "title": "Reflected XSS in ATutor",
    "summary": "ATutor is vulnerable to Reflected XSS in restore functionality. An attacker can provide a specially crafted URL that, when opened, results in arbitrary JavaScript execution in the victim's browser. Product is no longer actively supported and the vulnerabilities have not been fixed. Only version 2.2.4 was tested and confirmed as vulnerable, other versions were not tested but might also be vulnerable.",
    "evidence": "osv:CVE-2026-64971",
    "products": [],
    "severity": "medium",
    "structured": {
      "id": "CVE-2026-64971",
      "aliases": [
        "CVE-2026-64971"
      ],
      "metrics": [
        {
          "type": "CVSS_V4",
          "score": "CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:A/VC:N/VI:N/VA:N/SC:L/SI:L/SA:N"
        }
      ],
      "affected": [
        {
          "ranges": [
            {
              "repo": "https://github.com/atutor/atutor",
              "type": "GIT",
              "events": [
                {
                  "introduced": "57f990d1a31b234a7c68bf70c40386565bc449e2"
                },
                {
                  "last_affected": "57f990d1a31b234a7c68bf70c40386565bc449e2"
                }
              ],
              "database_specific": {
                "extracted_events": [
                  {
                    "range": [
                      {
                        "introduced": "2.2.4"
                      },
                      {
                        "last_affected": "2.2.4"
                      }
                    ],
                    "source": "AFFECTED_FIELD",
                    "strategy": "StandaloneSingleVersion"
                  }
                ]
              }
            }
          ],
          "versions": [
            "2.2.4",
            "atutor_2_2_4"
          ],
          "database_specific": {
            "source": "https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2026-64971.json"
          }
        }
      ],
      "modified": "2026-10-28T02:30:52.399287054Z",
      "provider": "osv",
      "references": [
        "https://atutor.github.io/",
        "https://cert.pl/en/posts/2026/08/CVE-2026-64960",
        "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/64xxx/CVE-2026-64971.json",
        "https://nvd.nist.gov/vuln/detail/CVE-2026-64971",
        "https://github.com/atutor/ATutor"
      ],
      "provider_metadata": {
        "cwe_ids": [
          "CWE-79"
        ],
        "cna_assigner": "CERT-PL",
        "osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/64xxx/CVE-2026-64971.json"
      }
    },
    "related_cves": [
      {
        "value": "CVE-2026-64971",
        "evidence": "/id"
      }
    ],
    "security_relevant": true,
    "severity_evidence": "/severity/0/score"
  },
  "source_id": "core-osv",
  "document_id": 521288,
  "published_at": "2026-08-20T13:58:39.199+00:00"
}