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

🗓️ 19 Aug 2026 08:43:02Reported by GoogleType 
osv
 osv
🔗 osv.dev👁 2 Views

JupyterLab 4.5.0-4.5.9, 4.6.2 PyPI manager accepts blocklisted extensions via alternate name spellings.

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19 Aug 2026 12:55Current
5.5Medium risk
Vulners AI Score5.5
CVSS 46.1
EPSS0.00487
SSVC
2