CVE-2025-27935

HIGH EPSS 28.5%

Published Dec 4, 20257mo ago · Modified Jun 17, 20262w ago

8.6 CVSS 4.0

High

Published Dec 4, 2025 7mo ago

Last Modified Jun 17, 2026 2w ago

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.

CVSS Details

Base Score

8.6

Exploitability

—

Impact

—

Vector string

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/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X

Attack Vector Network

Attack Complexity Low

Privileges Required Low

User Interaction None

Scope X

Threat Intelligence

EPSS Exploit Probability

28.5% percentile

Exploit & Patch Status

No Known Exploit

No Patch Available

Weaknesses 1

CWE-306 Missing Authentication for Critical Function Authentication

References 2

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

Remediation

No remediation data recorded yet

Check vendor advisories and the NVD entry for patch availability.