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CVE-2025-27935

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

HIGH
8.6
CVSS Score
Published: December 4, 2025 at 08:38 PM UTC
Updated: October 18, 2026 at 03:10 PM UTC
1 product affected across 1 vendorOne-Time Passcode Integration Kit

Using One-Time Passcode Integration Kit for PingFederate by Ping Identity?

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Severity
HIGH8.6
Exploit prediction
EPSS 0.5%
SSVC
No known exploit

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

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

One-Time Passcode Integration Kit· Pingidentity
90%
1.0 ≤ v ≤ 1.11.0
Vendor states this is fixed in 1.1.1 (unaffected)

Remediation

No guide yet

No remediation guidance has been written for this CVE yet, and no fixed version or vendor advisory is recorded against it.

References (2)

Source: cverecord
https://support.pingidentity.com/s/article/SECADV051-PingFederate-OTP-Integration-Kit-authentication-bypass
Source: cverecord
https://www.pingidentity.com/en/resources/downloads/pingfederate.html

SSVC — Action Prioritization

SSVCNo known exploitNot automatableTotal impact

SSVC signals action urgency (what to patch first), separate from CVSS which measures severity.

CVSS

8.6HIGHPing Identity
Vector?

Quick Info

StatusDEFERRED
CWE
CWE-306

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