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CVE-2026-6657 CORS Origin Validation Bypass in jupyter-server

🗓️ 03 Jun 2026 15:06:56Reported by @huntr_aiType 
cvelist
 cvelist
🔗 www.cve.org👁 40 Views

CORS origin validation bypass in jupyter-server enables phishing and unauthorized access via allow_origin_pat.

Related
Affected
Refs
ReporterTitlePublishedViews
Family
Huntr
CWE-346: CORS Origin Validation Bypass via `re.match()` in `allow_origin_pat`
26 Feb 202615:06
huntr
ATTACKERKB
CVE-2026-6657
3 Jun 202615:06
attackerkb
CVE
CVE-2026-6657
3 Jun 202615:06
cve
Debian CVE
CVE-2026-6657
3 Jun 202615:06
debiancve
EUVD
EUVD-2026-34104
3 Jun 202615:06
euvd
NVD
CVE-2026-6657
3 Jun 202616:16
nvd
OSV
DEBIAN-CVE-2026-6657
3 Jun 202616:16
osv
OSV
UBUNTU-CVE-2026-6657
3 Jun 202616:16
osv
Positive Technologies
PT-2026-45961
3 Jun 202600:00
ptsecurity
RedhatCVE
CVE-2026-6657
5 Jun 202607:34
redhatcve
Rows per page
[
  {
    "vendor": "jupyter",
    "product": "jupyter/jupyter",
    "versions": [
      {
        "version": "unspecified",
        "status": "affected",
        "versionType": "custom",
        "lessThanOrEqual": "latest"
      }
    ]
  }
]

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