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OpenAdvisories
High · 8.6 CVE-2025-27935 EUVD-2025-201281GHSA-42cf-jg8h-gxrv

Authentication Bypass in OTP (One-time Passcode) IdP Adapter Integration Kit

Published Dec 4, 2025 · Updated Dec 5, 2025 · Assigned by Ping Identity

Description

The OTP Integration Kit for PingFederate fails to enforce HTTP method validation and state validation properly. The server advances the authentication state without verifying the OTP, thereby bypassing multi-factor authentication.

Affected products

VendorProductAffectedFixed
Ping Identity One-Time Passcode Integration Kit for PingFederate 1.0 – ≤ 1.1 1.1.1

References