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CVE-2026-6658

🗓️ 26 Jun 2026 09:40:30Reported by @huntr_aiType 
cve
 cve
🔗 web.nvd.nist.gov👁 14 Views

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

Related
Affected
Refs
ReporterTitlePublishedViews
Family
huntr
XSS via unsanitized `text/vnd.mermaid` output in nbconvert HTML export
28 Mar 202609:40
huntr
attackerkb
CVE-2026-6658
26 Jun 202609:40
attackerkb
cvelist
CVE-2026-6658 Cross-site Scripting (XSS) in jupyter/nbconvert
26 Jun 202609:40
cvelist
debiancve
CVE-2026-6658
26 Jun 202609:40
debiancve
euvd
EUVD-2026-39642
26 Jun 202609:40
euvd
nvd
CVE-2026-6658
26 Jun 202610:16
nvd
osv
DEBIAN-CVE-2026-6658
26 Jun 202610:16
osv
osv
UBUNTU-CVE-2026-6658
26 Jun 202610:16
osv
ptsecurity
PT-2026-52688
26 Jun 202600:00
ptsecurity
redhatcve
CVE-2026-6658
30 Jun 202605:21
redhatcve
Rows per page
[
  {
    "vendor": "jupyter",
    "product": "jupyter/jupyter",
    "versions": [
      {
        "version": "unspecified",
        "status": "affected",
        "versionType": "custom",
        "lessThanOrEqual": "latest"
      }
    ]
  }
]

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26 Jun 2026 20:08Current
6.3Medium risk
Vulners AI Score6.3
CVSS 35.4
EPSS0.00134
SSVC
14