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CVE-2026-73416 jupyterlab: PyPI extension blocklist package-name canonicalization bypass

🗓️ 13 Aug 2026 22:04:26Reported by GitHub_MType 
cvelist
 cvelist
🔗 www.cve.org👁 31 Views

JupyterLab blocklist bypass via weaker package-name normalization allows installing blocked PyPI extensions.

Related
Affected
Refs
ReporterTitlePublishedViews
Family
attackerkb
ATTACKERKB
CVE-2026-73416
13 Aug 202622:04
attackerkb
cgr
Chainguard
CVE-2026-73416 vulnerabilities
13 Aug 202620:26
cgr
cve
CVE
CVE-2026-73416
13 Aug 202622:04
cve
debiancve
Debian CVE
CVE-2026-73416
13 Aug 202622:04
debiancve
euvd
EUVD
EUVD-2026-58521
13 Aug 202622:04
euvd
github
Github Security Blog
JupyterLab: PyPI extension blocklist package-name canonicalization bypass
22 Jul 202623:14
github
nvd
NVD
CVE-2026-73416
13 Aug 202622:17
nvd
opensuse
OPENSUSE Linux
jupyter-jupyterlab-4.5.10-1.1 on GA media (moderate)
31 Aug 202600:00
opensuse
osv
OSV
BIT-JUPYTERLAB-2026-73416 jupyterlab: PyPI extension blocklist package-name canonicalization bypass
19 Aug 202608:43
osv
osv
OSV
DEBIAN-CVE-2026-73416
13 Aug 202622:17
osv
Rows per page
[
  {
    "vendor": "jupyterlab",
    "product": "jupyterlab",
    "versions": [
      {
        "version": ">= 4.5.0, < 4.5.10",
        "status": "affected"
      },
      {
        "version": ">= 4.6.0, < 4.6.2",
        "status": "affected"
      }
    ]
  }
]

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