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CVE-2026-86049 Jupyter Server: 5xx request logging leaks token-bearing Referer header values

🗓️ 17 Sep 2026 20:28:52Reported by GoogleType 
osv
 osv
🔗 osv.dev👁 8 Views

Jupyter Server before 2.21.0 leaks token-bearing Referer in 5xx logs, exposing user tokens.

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