Security advisory

{
  "id": "3d9ccb7305a2166eb740c7c784b87b9cdd1458f20f21d828d0517d9736cff1b9",
  "url": "https://osv.dev/vulnerability/CVE-2019-16223",
  "method": "structured",
  "payload": {
    "kind": "advisory",
    "title": "CVE-2019-16223",
    "summary": "WordPress before 5.2.3 allows XSS in post previews by authenticated users.",
    "evidence": "osv:CVE-2019-16223",
    "products": [],
    "severity": "medium",
    "structured": {
      "id": "CVE-2019-16223",
      "aliases": [
        "CVE-2019-16223"
      ],
      "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/wordpress/wordpress",
              "type": "GIT",
              "events": [
                {
                  "introduced": "0"
                },
                {
                  "fixed": "95929621e87a8f6e3fa22f7168ecdf4b5ae9417e"
                }
              ],
              "database_specific": {
                "extracted_events": [
                  {
                    "cpe": "cpe:2.3:a:wordpress:wordpress:*:*:*:*:*:*:*:*",
                    "range": [
                      {
                        "introduced": "0"
                      },
                      {
                        "fixed": "5.2.3"
                      }
                    ],
                    "source": "CPE_RANGE"
                  }
                ]
              }
            }
          ],
          "database_specific": {
            "source": "https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2019-16223.json"
          }
        },
        {
          "ranges": [
            {
              "repo": "https://github.com/wordpress/wordpress-develop",
              "type": "GIT",
              "events": [
                {
                  "introduced": "0"
                },
                {
                  "fixed": "ae5255196259ce2935d701ee8c91238ddf0b335e"
                }
              ],
              "database_specific": {
                "extracted_events": [
                  {
                    "cpe": "cpe:2.3:a:wordpress:wordpress:*:*:*:*:*:*:*:*",
                    "range": [
                      {
                        "introduced": "0"
                      },
                      {
                        "fixed": "5.2.3"
                      }
                    ],
                    "source": "CPE_RANGE"
                  }
                ]
              }
            }
          ],
          "database_specific": {
            "source": "https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2019-16223.json"
          }
        }
      ],
      "modified": "2026-10-24T10:30:47.660137183Z",
      "provider": "osv",
      "references": [
        "https://lists.debian.org/debian-lts-announce/2019/10/msg00023.html",
        "https://seclists.org/bugtraq/2020/Jan/8",
        "https://wordpress.org/news/2019/09/wordpress-5-2-3-security-and-maintenance-release/",
        "https://wpvulndb.com/vulnerabilities/9862",
        "https://www.debian.org/security/2020/dsa-4599",
        "https://www.debian.org/security/2020/dsa-4677"
      ],
      "provider_metadata": {
        "unresolved_ranges": [
          {
            "cpes": [
              "cpe:2.3:o:debian:debian_linux:10.0:*:*:*:*:*:*:*",
              "cpe:2.3:o:debian:debian_linux:8.0:*:*:*:*:*:*:*",
              "cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:*"
            ],
            "vendor_product": "debian:debian_linux",
            "extracted_events": [
              {
                "range": [
                  {
                    "introduced": "8.0"
                  },
                  {
                    "last_affected": "8.0"
                  },
                  {
                    "introduced": "9.0"
                  },
                  {
                    "last_affected": "9.0"
                  },
                  {
                    "introduced": "10.0"
                  },
                  {
                    "last_affected": "10.0"
                  }
                ],
                "source": "CPE_STRING"
              }
            ]
          }
        ]
      }
    },
    "related_cves": [
      {
        "value": "CVE-2019-16223",
        "evidence": "/id"
      }
    ],
    "security_relevant": true,
    "severity_evidence": "/severity/0/score"
  },
  "source_id": "core-osv",
  "document_id": 436593,
  "published_at": "2019-09-11T14:15:12.18+00:00"
}