BIT-OPENBAO-2026-42186 OpenBao's Namespace Deletion May Not Delete Data Properly

OpenBao is an open source identity-based secrets management system. Prior to 2.5.3, when OpenBao's initial namespace deletion fails, subsequent retries fail to properly remove all data before marking the namespace as deleted. This can affect any outstanding leases as well as potentially leaving...

BIT-OPENBAO-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...

BIT-OPENBAO-2026-39946 OpenBao allows SQL Injection in PostgreSQL database secrets engine

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...

BIT-OPENBAO-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. ...

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...

BIT-OPENBAO-2026-33758 OpenBao has Reflected XSS in its OIDC authentication error message

OpenBao is an open source identity-based secrets management system. Prior to version 2.5.2, OpenBao installations that have an OIDC/JWT authentication method enabled and a role with callbackmode=direct configured are vulnerable to XSS via the errordescription parameter on the page for a failed...

BIT-OPENBAO-2026-33757 OpenBao lacks user confirmation for OIDC direct callback mode

OpenBao is an open source identity-based secrets management system. Prior to version 2.5.2, OpenBao does not prompt for user confirmation when logging in via JWT/OIDC and a role with callbackmode set to direct. This allows an attacker to start an authentication request and perform "remote phishin...

BIT-OPENBAO-2025-64761 OpenBao Privileged Operator Identity Group Root Escalation

OpenBao is an open source identity-based secrets management system. Prior to version 2.4.4, a privileged operator could use the identity group subsystem to add a root policy to a group identity group, escalating their or another user's permissions in the system. Specifically this is an issue when...

BIT-OPENBAO-2025-62705 OpenBao and Vault Leak []byte Fields in Audit Logs

OpenBao is an open source identity-based secrets management system. Prior to version 2.4.2, OpenBao's audit log did not appropriately redact fields when relevant subsystems sent byte response parameters rather than strings. This includes, but is not limited to sys/raw with use of encoding=base64,...

BIT-OPENBAO-2025-62513 OpenBao leaks HTTPRawBody in Audit Logs

OpenBao is an open source identity-based secrets management system. In versions 2.2.0 to 2.4.1, OpenBao's audit log experienced a regression wherein raw HTTP bodies used by few endpoints were not correctly redacted HMAC'd. This impacts those using the ACME functionality of PKI, resulting in...

BIT-OPENBAO-2025-59043 OpenBao vulnerable to denial of service via malicious JSON request processing

OpenBao is an open source identity-based secrets management system. In OpenBao versions prior to 2.4.1, JSON objects after decoding may use significantly more memory than their serialized version. It is possible to craft a JSON payload to maximize the factor between serialized memory usage and...

BIT-OPENBAO-2025-55003 OpenBao Login MFA Bypasses Rate Limiting and TOTP Token Reuse

OpenBao exists to provide a software solution to manage, store, and distribute sensitive data including secrets, certificates, and keys. In versions 2.3.1 and below, OpenBao's Login Multi-Factor Authentication MFA system allows enforcing MFA using Time-based One Time Password TOTP. Due to...

BIT-OPENBAO-2025-55001 OpenBao LDAP MFA Enforcement Bypass When Using Username As Alias

OpenBao exists to provide a software solution to manage, store, and distribute sensitive data including secrets, certificates, and keys. In versions 2.3.1 and below, OpenBao allowed the assignment of policies and MFA attribution based upon entity aliases, chosen by the underlying auth method. Whe...

BIT-OPENBAO-2025-54999 OpenBao: Timing Side-Channel in Userpass Auth Method

OpenBao exists to provide a software solution to manage, store, and distribute sensitive data including secrets, certificates, and keys. In versions 0.1.0 through 2.3.1, when using OpenBao's userpass auth method, user enumeration was possible due to timing difference between non-existent users an...

BIT-OPENBAO-2025-54998 OpenBao Userpass and LDAP User Lockout Bypass

OpenBao exists to provide a software solution to manage, store, and distribute sensitive data including secrets, certificates, and keys. In versions 0.1.0 through 2.3.1, attackers could bypass the automatic user lockout mechanisms in the OpenBao Userpass or LDAP auth systems. This was caused by...

BIT-OPENBAO-2025-54997 OpenBao: Privileged Operator May Execute Code on the Underlying Host

OpenBao exists to provide a software solution to manage, store, and distribute sensitive data including secrets, certificates, and keys. In versions 2.3.1 and below, some OpenBao deployments intentionally limit privileged API operators from executing system code or making network connections...

BIT-OPENBAO-2025-54996 OpenBao Root Namespace Operator May Elevate Token Privileges

OpenBao exists to provide a software solution to manage, store, and distribute sensitive data including secrets, certificates, and keys. In versions 2.3.1 and below, accounts with access to highly-privileged identity entity systems in root namespaces were able to increase their scope directly to...

BIT-OPENBAO-2025-52894 OpenBao Vulnerable to Unauthenticated Rekey Operation Cancellation

OpenBao exists to provide a software solution to manage, store, and distribute sensitive data including secrets, certificates, and keys. OpenBao before v2.3.0 allowed an attacker to perform unauthenticated, unaudited cancellation of root rekey and recovery rekey operations, effecting a denial of...

BIT-OPENBAO-2025-52893 OpenBao May Leak Sensitive Information in Logs When Processing Malformed Data

OpenBao exists to provide a software solution to manage, store, and distribute sensitive data including secrets, certificates, and keys. OpenBao before v2.3.0 may leak sensitive information in logs when processing malformed data. This is separate from the earlier HCSEC-2025-09 / CVE-2025-4166. Th...

PT-2026-64267

A critical architectural breakdown targeting enterprise secret storage engines has been disclosed over the last 24 hours. A severe Zero-Day flaw dubbed "VaultSmuggle" tracked as CVE-2026-93401, CVSS 9.8 has been publicly revealed, heavily impacting HashiCorp Vault and OpenBao core clusters. When...