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-2026-39396

A flaw was found in OpenBao. An attacker who controls or compromises the Open Container Initiative OCI registry can exploit a vulnerability in OpenBao's OCI plugin downloader. By serving a specially crafted container image, the attacker can cause the system to decompress an arbitrarily large file...

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...

SUSE CVE-2026-39396

OpenBao is an open source identity-based secrets management system. Prior to version 2.5.3, ExtractPluginFromImage in OpenBao's OCI plugin downloader extracts a plugin binary from a container image by streaming decompressed tar data via io.Copy with no upper bound on the number of bytes written. ...

SUSE CVE-2026-39946

OpenBao is an open source identity-based secrets management system. Prior to version 2.5.3, when OpenBao revoked privileges on a role in the PostgreSQL database secrets engine, OpenBao failed to use proper database quoting on schema names provided by PostgreSQL. This could lead to role revocation...

SUSE 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-2026-39946

A flaw was found in OpenBao. When OpenBao revoked privileges on a role in the PostgreSQL database secrets engine, it failed to use proper database quoting on schema names. This oversight could lead to role revocation failures or, in rarer instances, allow a management user to perform SQL injectio...

CVE-2026-39946

OpenBao is an open source identity-based secrets management system. Prior to version 2.5.3, when OpenBao revoked privileges on a role in the PostgreSQL database secrets engine, OpenBao failed to use proper database quoting on schema names provided by PostgreSQL. This could lead to role revocation...

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-2026-39396

OpenBao is an open source identity-based secrets management system. Prior to version 2.5.3, ExtractPluginFromImage in OpenBao's OCI plugin downloader extracts a plugin binary from a container image by streaming decompressed tar data via io.Copy with no upper bound on the number of bytes written. ...

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-2026-40264 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-2026-40264

OpenBao is an open source identity-based secrets management system. Prior to version 2.5.3, a tenant that leaks token accessors could have their token revoked or renewed by a privileged administrator in another tenant. This cross-namespace exposure is mitigated in version 2.5.3. The CVE entry not...

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'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-2026-39396 OpenBao has Decompression Bomb via Unbounded Copy in OCI Plugin Extraction (DoS)

OpenBao is an open source identity-based secrets management system. Prior to version 2.5.3, ExtractPluginFromImage in OpenBao's OCI plugin downloader extracts a plugin binary from a container image by streaming decompressed tar data via io.Copy with no upper bound on the number of bytes written. ...