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CVE-2026-54338

🗓️ 07 Aug 2026 20:52:55Reported by Debian Security Bug TrackerType 
debiancve
 debiancve
🔗 security-tracker.debian.org👁 10 Views

Before 5.5.0, JupyterHub form login logs attacker controlled username on failures, enabling resource exhaustion by unauthenticated users.

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Rows per page
OSOS VersionArchitecturePackagePackage VersionFilename
Debian12alljupyterhub3.0.0+ds1-1jupyterhub_3.0.0+ds1-1_all.deb
Debian13alljupyterhub5.2.1+ds1-4jupyterhub_5.2.1+ds1-4_all.deb
Debian14alljupyterhub5.2.1+ds1-5jupyterhub_5.2.1+ds1-5_all.deb
Debian999alljupyterhub5.2.1+ds1-5jupyterhub_5.2.1+ds1-5_all.deb

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07 Aug 2026 20:52Current
5.3Medium risk
Vulners AI Score5.3
CVSS 3.15.3
EPSS0.00282
SSVC
10