{
  "affected": [
    {
      "ranges": [
        {
          "database_specific": {
            "cpe": "cpe:2.3:a:tiny:tinymce:*:*:*:*:*:*:*:*",
            "extracted_events": [
              {
                "introduced": "6.0.0"
              },
              {
                "fixed": "7.9.3"
              },
              {
                "introduced": "8.0.0"
              },
              {
                "fixed": "8.5.1"
              }
            ],
            "source": "CPE_RANGE"
          },
          "events": [
            {
              "introduced": "4cc623897917472ba418f1378170727d7a94575b"
            },
            {
              "fixed": "9dac5bb3c875b9c5de43a3f6ea33f55437e77325"
            },
            {
              "introduced": "9f7ab4d2acef062e7f2cd85e7498e3016446ff65"
            },
            {
              "fixed": "03573dd3ca7ac79f79b8f6e66f3b4256d3e1de36"
            }
          ],
          "repo": "https://github.com/tinymce/tinymce",
          "type": "GIT"
        }
      ]
    }
  ],
  "aliases": [
    "GHSA-q742-qvgc-gc2f"
  ],
  "database_specific": {
    "cna_assigner": "GitHub_M",
    "cwe_ids": [
      "CWE-79"
    ],
    "osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/47xxx/CVE-2026-47759.json",
    "unresolved_ranges": [
      {
        "extracted_events": [
          {
            "fixed": "5.11.1"
          }
        ],
        "source": "AFFECTED_FIELD"
      }
    ]
  },
  "details": "TinyMCE is an open source rich text editor. Prior to 5.11.1, 7.9.3, and 8.5.1, there is a stored XSS vulnerability via unsanitized data-mce-* attributes (data-mce-href, data-mce-src, data-mce-style). Allows attackers to inject malicious values that override safe attributes during serialization, bypassing validation. This vulnerability is fixed in 5.11.1, 7.9.3, and 8.5.1.",
  "id": "CVE-2026-47759",
  "modified": "2026-07-08T05:37:43.462385356Z",
  "published": "2026-05-28T15:20:11.242Z",
  "references": [
    {
      "type": "WEB",
      "url": "https://www.tiny.cloud/docs/tinymce/7/7.9.3-release-notes/#overview"
    },
    {
      "type": "WEB",
      "url": "https://www.tiny.cloud/docs/tinymce/8/8.5.1-release-notes/#overview"
    },
    {
      "type": "ADVISORY",
      "url": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/47xxx/CVE-2026-47759.json"
    },
    {
      "type": "ADVISORY",
      "url": "https://github.com/tinymce/tinymce/security/advisories/GHSA-q742-qvgc-gc2f"
    },
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2026-47759"
    }
  ],
  "schema_version": "1.7.5",
  "severity": [
    {
      "score": "CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:H/I:H/A:N",
      "type": "CVSS_V3"
    }
  ],
  "summary": "TinyMCE Cross-Site Scripting (XSS) vulnerability using through data-mce- prefixed src, href, style attributes"
}