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CVE-2026-86644

🗓️ 08 Sep 2026 13:30:14Reported by VulDBType 
cve
 cve
🔗 web.nvd.nist.gov👁 5 Views

XSS in star7th showdoc up to 3.9.1 via Mermaid SVG in editormd.js on Page Save Endpoint.

Related
Detection
Affected
Refs
ReporterTitlePublishedViews
Family
cvelist
Cvelist
CVE-2026-86644 star7th showdoc API Page Save Endpoint editormd.js cross site scripting
8 Sep 202613:30
cvelist
euvd
EUVD
EUVD-2026-72760
8 Sep 202613:30
euvd
Vulners
Node
OR
showdocshowdocMatch3.9.0
showdocshowdocMatch3.9.1
[
  {
    "vendor": "star7th",
    "product": "showdoc",
    "versions": [
      {
        "version": "3.9.0",
        "status": "affected"
      },
      {
        "version": "3.9.1",
        "status": "affected"
      },
      {
        "version": "3.9.2",
        "status": "unaffected"
      }
    ],
    "cpes": [
      "cpe:2.3:a:showdoc:showdoc:*:*:*:*:*:*:*:*"
    ],
    "modules": [
      "API Page Save Endpoint"
    ]
  }
]

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08 Sep 2026 18:33Current
CVSS 3.13.5
CVSS 24
CVSS 45.1
CVSS 33.5
SSVC
5