Security advisory

{
  "id": "a71f57c7cb393ca9932d9fb37d5707036c0a16f664d0a1838ced476c9931be6e",
  "url": "https://osv.dev/vulnerability/CVE-2020-19286",
  "method": "structured",
  "payload": {
    "kind": "advisory",
    "title": "CVE-2020-19286",
    "summary": "A stored cross-site scripting (XSS) vulnerability in the /question/detail component of Jeesns 1.4.2 allows attackers to execute arbitrary web scripts or HTML via a crafted payload in the source field of the editor.",
    "evidence": "osv:CVE-2020-19286",
    "products": [],
    "severity": "medium",
    "structured": {
      "id": "CVE-2020-19286",
      "aliases": [
        "CVE-2020-19286"
      ],
      "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/lxinet/jeesns",
              "type": "GIT",
              "events": [
                {
                  "introduced": "4f6681c494026eb5152f4a67d364c5a60b3eb543"
                },
                {
                  "last_affected": "4f6681c494026eb5152f4a67d364c5a60b3eb543"
                }
              ],
              "database_specific": {
                "extracted_events": [
                  {
                    "cpe": "cpe:2.3:a:jeesns:jeesns:1.4.2:*:*:*:*:*:*:*",
                    "range": [
                      {
                        "introduced": "1.4.2"
                      },
                      {
                        "last_affected": "1.4.2"
                      }
                    ],
                    "source": "CPE_STRING"
                  }
                ]
              }
            }
          ],
          "versions": [
            "1.4.2",
            "v1.4.2"
          ],
          "database_specific": {
            "source": "https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2020-19286.json"
          }
        }
      ],
      "modified": "2026-10-20T10:52:05.794862258Z",
      "provider": "osv",
      "references": [
        "https://github.com/zchuanzhao/jeesns/issues/13",
        "https://www.seebug.org/vuldb/ssvid-97942"
      ],
      "provider_metadata": {}
    },
    "related_cves": [
      {
        "value": "CVE-2020-19286",
        "evidence": "/id"
      }
    ],
    "security_relevant": true,
    "severity_evidence": "/severity/0/score"
  },
  "source_id": "core-osv",
  "document_id": 383294,
  "published_at": "2021-09-09T23:15:09.51+00:00"
}