Security advisory

{
  "id": "68931bcf2e4abb5aea090a6ef10b5e73e4635f490de0ac40ab62ff76e0570892",
  "url": "https://osv.dev/vulnerability/CVE-2020-28249",
  "method": "structured",
  "payload": {
    "kind": "advisory",
    "title": "CVE-2020-28249",
    "summary": "Joplin 1.2.6 for Desktop allows XSS via a LINK element in a note.",
    "evidence": "osv:CVE-2020-28249",
    "products": [],
    "severity": "medium",
    "structured": {
      "id": "CVE-2020-28249",
      "aliases": [
        "CVE-2020-28249",
        "GHSA-q26w-wjj2-22vv"
      ],
      "metrics": [
        {
          "type": "CVSS_V3",
          "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N"
        }
      ],
      "affected": [
        {
          "ranges": [
            {
              "repo": "https://github.com/laurent22/joplin",
              "type": "GIT",
              "events": [
                {
                  "introduced": "f5f117cb72648e10ebea0a15787245f745616c58"
                },
                {
                  "last_affected": "f5f117cb72648e10ebea0a15787245f745616c58"
                }
              ],
              "database_specific": {
                "extracted_events": [
                  {
                    "cpe": "cpe:2.3:a:joplin_project:joplin:1.2.6:*:*:*:*:*:*:*",
                    "range": [
                      {
                        "introduced": "1.2.6"
                      },
                      {
                        "last_affected": "1.2.6"
                      }
                    ],
                    "source": "CPE_STRING"
                  }
                ]
              }
            }
          ],
          "versions": [
            "1.2.6",
            "v1.2.6"
          ],
          "database_specific": {
            "source": "https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2020-28249.json"
          }
        }
      ],
      "modified": "2026-10-20T10:53:03.640923753Z",
      "provider": "osv",
      "references": [
        "https://github.com/laurent22/joplin/releases",
        "https://github.com/fhlip0/JopinXSS"
      ],
      "provider_metadata": {}
    },
    "related_cves": [
      {
        "value": "CVE-2020-28249",
        "evidence": "/id"
      }
    ],
    "security_relevant": true,
    "severity_evidence": "/severity/0/score"
  },
  "source_id": "core-osv",
  "document_id": 384163,
  "published_at": "2020-11-06T07:15:12.7+00:00"
}