BIT-OPENBAO-2026-39388 OpenBao's Certificate Authentication Allows Token Renewal With Different Certificate

OpenBao is an open source identity-based secrets management system. Prior to version 2.5.3, OpenBao's Certificate authentication method, when a token renewal is requested and disablebinding=true is set, attempts to verify the current request's presented mTLS certificate matches the original. Toke...

GO-2026-5213 OpenBao's Certificate Authentication Allows Token Renewal With Different Certificate in github.com/openbao/openbao

OpenBao's Certificate Authentication Allows Token Renewal With Different Certificate in github.com/openbao/openbao...

GHSA-7CCV-RP6M-RFFR OpenBao's Certificate Authentication Allows Token Renewal With Different Certificate

Background OpenBao's Certificate authentication method, when a token renewal is requested and disablebinding=true is set, attempts to verify the current request's presented mTLS certificate matches the original. Token renewals for other authentication methods do not require any supplied login...

CVE-2026-39388 OpenBao's Certificate Authentication Allows Token Renewal With Different Certificate

OpenBao is an open source identity-based secrets management system. Prior to version 2.5.3, OpenBao's Certificate authentication method, when a token renewal is requested and disablebinding=true is set, attempts to verify the current request's presented mTLS certificate matches the original. Toke...

CVE-2026-39388

OpenBao (open source identity-based secrets management) prior to version 2.5.3 contains a flaw in the Certificate authentication method: when a token renewal is requested with disable_binding=true, the system attempts to verify that the presented mTLS certificate matches the original. Due to inco...