Authentication Bypass via HTML Form & Identifier First Adapter

published 2023-10-25 3 y ago modified 2026-06-17 4 mo ago also EUVD-2023-41190

cvss: 8.1; version 3.1, CNA
cisa kev: Not listed; not in CISA's catalog
epss: 0.9%; EPSS 0.9% chance of exploitation in 30 days, percentile 60%
public exploits: 0; none known

Under a very specific and highly unrecommended configuration, authentication bypass is possible in the PingFederate Identifier First Adapter

Exploit prediction

0.91% chance of exploitation in the next 30 days, higher than 60% of all scored CVEs (FIRST EPSS, 2026-11-08).

CVSS scores

assigned by	version	score	vector
CNA	3.1	8.1	CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:N
NVD	3.1	9.8	CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Affected products

Ping Identity PingFederate

Classification

Weakness

CWE-287 Improper Authentication

References

pingidentity.com /en/resources/downloads/pingfederate.html
product
docs.pingidentity.com /r/en-us/pingfederate-113/gyk1689105783244
release-notes

Sources

CVE List CVE-2023-37283
NVD CVE-2023-37283

Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.

Summary