CVE-2025-27935
Authentication Bypass in OTP (One-time Passcode) IdP Adapter Integration Kit
- State
- Published
- Severity
- 8.6 High
- Published
- Dec 4, 2025
- Updated
- Dec 5, 2025
- Reserved
- Apr 16, 2025
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.
Scores
| CVSS | Score | Vector | Source |
|---|---|---|---|
| 4.0 | 8.6 High | CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:N/SC:N/SI:N/SA:N | Ping Identity |
Weaknesses
- CWE-306 Missing Authentication for Critical Function
Affected Products
| Product | Versions |
|---|---|
One-Time Passcode Integration Kit for PingFederatePing Identity |
|
References
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