logto-io Logto Vulnerabilities

Logto-io Logto vulnerabilities.

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10 July 2026

WebAuthn Registration Vulnerability in Logto Auth Infrastructure
CVE-2026-55377
Logto-ioLogto8.1HIGH
MFA Replay Vulnerability in Logto Authentication Infrastructure
CVE-2026-55370
Logto-ioLogto6.4MEDIUM
SAML Vulnerability in Logto Affecting Open-Source Authentication Infrastructure
CVE-2026-55789
Logto-ioLogto8.5HIGH
SAML Vulnerability in Logto Auth Infrastructure by Logto
CVE-2026-54714
Logto-ioLogto6.1MEDIUM