Authentication Vulnerability in PingFederate's HTML Form Adapter
CVE-2025-26862

NONE

Key Information:

Vendor

Ping Identity

Status
Pingfederate
Vendor
CVE Published:
27 October 2025

What is CVE-2025-26862?

A security flaw in PingFederate's HTML Form Adapter enables unexpected rendering of authentication forms in redirectless mode. This issue can potentially be exploited, allowing attackers to conduct brute force login attempts. Organizations utilizing affected versions of PingFederate should take immediate action to review their implementations and mitigate the risks associated with this vulnerability.

Affected Version(s)

PingFederate 11.3.0 < 11.3.14

PingFederate 12.0.0 < 12.0.10

PingFederate 12.1.0 < 12.1.9

References

https://support.pingidentity.com/s/article/PingFederate-u...
https://www.pingidentity.com/en/resources/downloads/pingf...

CVSS V4

Score:
Severity:
NONE
Confidentiality:
None
Integrity:
None
Availability:
None
Attack Vector:
Network
Attack Complexity:
High
Attack Required:
None
Privileges Required:
Undefined
User Interaction:
Unknown

Timeline

  • Vulnerability published

  • Vulnerability Reserved

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CVE-2025-26862 : Authentication Vulnerability in PingFederate's HTML Form Adapter