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...

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...

EUVD-2026-24029

OpenBao's Certificate Authentication Allows Token Renewal With Different Certificate...

CVE-2026-40264

A flaw was found in OpenBao. OpenBao's multi-tenant separation feature allows a privileged administrator in one tenant to revoke or renew a token belonging to another tenant if that token's accessors are leaked. This unauthorized token management could lead to a denial of service for the affected...

CVE-2026-39388

A flaw was found in OpenBao, an open source identity-based secrets management system. When renewing tokens using the Certificate authentication method with disablebinding=true, the system incorrectly verifies the presented mTLS mutual Transport Layer Security certificate. This vulnerability allow...

SUSE CVE-2026-39388

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...

Improper Certificate Validation

Overview Affected versions of this package are vulnerable to Improper Certificate Validation in the certificate authentication process when disablebinding=true is set. An attacker can extend the lifetime of dynamic leases held by the original token by renewing tokens using a sibling certificate a...

CVE-2026-39388

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-2026-40264 OpenBao's Token Store Allows Cross-Namespace Renewal, Revocation

OpenBao is an open source identity-based secrets management system. OpenBao's namespaces provide multi-tenant separation. Prior to version 2.5.3, a tenant who leaks token accessors can have their token revoked or renewed by a privileged administrator in another tenant. This is addressed in v2.5.3...

CVE-2026-40264

OpenBao is an open source identity-based secrets management system. OpenBao's namespaces provide multi-tenant separation. Prior to version 2.5.3, a tenant who leaks token accessors can have their token revoked or renewed by a privileged administrator in another tenant. This is addressed in v2.5.3...

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...

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 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'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 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...

OpenBao 信任管理问题漏洞

OpenBao is an open-source sensitive data management software developed by OpenBao. Versions of OpenBao prior to 2.5.3 had vulnerabilities related to trust management. These vulnerabilities stemmed from incorrect matching during certificate authentication when renewing tokens. This allowed attacke...

OpenBao 安全漏洞

OpenBao is an open-source sensitive data management software developed by OpenBao. Versions of OpenBao prior to 2.5.3 contained security vulnerabilities. These vulnerabilities were caused by a problem with tenant isolation in namespaces, which could lead to tokens being revoked from tenants whose...

PT-2026-33881

Name of the Vulnerable Software and Affected Versions OpenBao versions prior to 2.5.3 Description The Certificate authentication method contains a flaw during token renewal when disable binding=true is configured. The system incorrectly verifies if the mTLS certificate presented during a renewal...

CVE-2026-4349

A vulnerability was determined in Duende IdentityServer4 up to 4.1.2. The affected element is an unknown function of the file /connect/authorize of the component Token Renewal Endpoint. This manipulation of the argument idtokenhint causes improper authentication. It is possible to initiate the...

EUVD-2026-12659

A vulnerability was determined in Duende IdentityServer 4. The affected element is an unknown function of the file /connect/authorize of the component Token Renewal Endpoint. This manipulation of the argument idtokenhint causes improper authentication. It is possible to initiate the attack...