Vulnerability · Published Dec 4, 2025 · Assigned by Ping Identity
CVE-2025-27935Authentication Bypass in OTP (One-time Passcode) IdP Adapter Integration Kit
High 8.6
In plain English
A high-severity missing authentication in One-Time Passcode Integration Kit for PingFederate from Ping Identity. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.4% (higher than 36% of all known vulnerabilities).
Severity (CVSS 4.0)8.6High
Exploit odds (30 days)0.4%top 63.6% of all CVEs
Exploited in the wildNo reportsCISA SSVC: none
Attack toolingNoneno public tooling known
Official 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 (as reported)
| Vendor | Product | Versions |
|---|---|---|
| Ping Identity | One-Time Passcode Integration Kit for PingFederate | 1.0 – through 1.1 |
Weakness: CWE-306 · Vector: 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