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CVE-2026-42221 nginx-ui: Unauthenticated First-Run Installer Allows Remote Initial Admin Claim

🗓️ 04 May 2026 20:09:37Reported by GoogleType 
osv
 osv
🔗 osv.dev👁 2 Views

Unauthenticated admin takeover possible during first run via install endpoint in nginx ui before two point three eight.

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08 Jul 2026 08:13Current
7.1High risk
Vulners AI Score7.1
CVSS 3.18.1
EPSS0.00346
2