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CVE-2026-6658

🗓️ 26 Jun 2026 09:40:30Reported by @huntr_aiType 
cve
 cve
🔗 web.nvd.nist.gov👁 3 Views

There is XSS in Jupyter nbconvert 7.17.0 or older via unsanitized mermaid output in HTML exports.

Related
Affected
Refs
ReporterTitlePublishedViews
Family
Cvelist
CVE-2026-6658 Cross-site Scripting (XSS) in jupyter/nbconvert
26 Jun 202609:40
cvelist
EUVD
EUVD-2026-39642
26 Jun 202609:40
euvd
NVD
CVE-2026-6658
26 Jun 202610:16
nvd
Vulnrichment
CVE-2026-6658 Cross-site Scripting (XSS) in jupyter/nbconvert
26 Jun 202609:40
vulnrichment
[
  {
    "vendor": "jupyter",
    "product": "jupyter/jupyter",
    "versions": [
      {
        "version": "unspecified",
        "status": "affected",
        "versionType": "custom",
        "lessThanOrEqual": "latest"
      }
    ]
  }
]

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26 Jun 2026 11:16Current
6.3Medium risk
Vulners AI Score6.3
CVSS 35.4
SSVC
3