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CVE-2026-73626 JupyterLab before 4.6.2 Authentication Bypass via PyPIExtensionManager

🗓️ 13 Aug 2026 11:28:25Reported by VulnCheckType 
cvelist
 cvelist
🔗 www.cve.org👁 35 Views

JupyterLab 4.6.0-4.6.1 and <=4.5.9 bypass allowlist/blocklist checks in PyPIExtensionManager.install() via missing await.

Related
Affected
Refs
ReporterTitlePublishedViews
Family
circl
Circl
CVE-2026-73626
13 Aug 202612:54
circl
cve
CVE
CVE-2026-73626
13 Aug 202611:28
cve
debiancve
Debian CVE
CVE-2026-73626
13 Aug 202611:28
debiancve
euvd
EUVD
EUVD-2026-57795
13 Aug 202611:28
euvd
nvd
NVD
CVE-2026-73626
13 Aug 202612:17
nvd
opensuse
OPENSUSE Linux
jupyter-jupyterlab-4.5.10-1.1 on GA media (moderate)
31 Aug 202600:00
opensuse
osv
OSV
DEBIAN-CVE-2026-73626
13 Aug 202612:17
osv
osv
OSV
GHSA-WHVH-WF3X-G77J JupyterLab: Allowlist/blocklist check in `PyPIExtensionManager.install()` not enforced for direct callers (missing `await`)
22 Jul 202623:12
osv
osv
OSV
OPENSUSE-SU-2026:11634-1 jupyter-jupyterlab-4.5.10-1.1 on GA media
28 Aug 202600:00
osv
osv
OSV
UBUNTU-CVE-2026-73626
13 Aug 202612:17
osv
Rows per page
[
  {
    "vendor": "jupyterlab",
    "product": "jupyterlab",
    "defaultStatus": "unaffected",
    "packageURL": "pkg:pypi/jupyterlab",
    "versions": [
      {
        "version": "4.6.0",
        "status": "affected",
        "versionType": "semver",
        "lessThan": "4.6.1"
      },
      {
        "version": "4.6.1",
        "status": "unaffected",
        "versionType": "semver"
      }
    ]
  },
  {
    "vendor": "jupyterlab",
    "product": "jupyterlab",
    "defaultStatus": "unaffected",
    "packageURL": "pkg:pypi/jupyterlab",
    "versions": [
      {
        "version": "0",
        "status": "affected",
        "versionType": "semver",
        "lessThan": "4.5.10"
      },
      {
        "version": "4.5.10",
        "status": "unaffected",
        "versionType": "semver"
      }
    ]
  }
]

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