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CVE-2026-28787 OneUptime has WebAuthn 2FA bypass: server accepts client-supplied challenge instead of server-stored value, allowing credential replay

🗓️ 06 Mar 2026 04:55:40Reported by GoogleType 
osv
 osv
🔗 osv.dev👁 1 Views

OneUptime WebAuthn 2FA bypass in v10.0.11 and earlier: server does not store challenge, enabling replay.

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10 Apr 2026 05:41Current
5.8Medium risk
Vulners AI Score5.8
CVSS 3.18.2
EPSS0.00276
1