CVE-2023-40545

CriticalCVSS 9.8/10Last modified Jun 17, 2026

Description

Authentication bypass when an OAuth2 Client is using client_secret_jwt as its authentication method on affected 11.3 versions via specially crafted requests.

Metrics

CVSS 3.1 9.8/10CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Weakness enumeration

CWE-306

Affected software

Vendor	Product	Versions
Ping Identity	PingFederate	>= 11.3.0, <= 11.3.2
pingidentity	pingfederate	>= 11.3.0, <= 11.3.2

References

https://docs.pingidentity.com/r/en-us/pingfederate-113/hro1701116403236Release Notes
https://support.pingidentity.com/s/article/SECADV040-PingFederate-OAuth-Client-Authentication-BypassPermissions Required
https://www.pingidentity.com/en/resources/downloads/pingfederate/previous-releases.htmlRelease Notes
https://docs.pingidentity.com/r/en-us/pingfederate-113/hro1701116403236Release Notes
https://support.pingidentity.com/s/article/SECADV040-PingFederate-OAuth-Client-Authentication-BypassPermissions Required
https://www.pingidentity.com/en/resources/downloads/pingfederate/previous-releases.htmlRelease Notes

Timeline

Published: Feb 6, 2024
Last modified: Jun 17, 2026
NVD status: Modified

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