CVE-2026-33757

A flaw was found in OpenBao. A missing prompt for user confirmation when logging in via the JWT/OIDC authentication method with a role configured to use callbackmode=direct allows an attacker to initiate an authentication request and perform a "remote phishing" attack by tricking an authenticated...

CVE-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...

CVE-2026-33758

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...

CVE-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...

CVE-2026-33757

OpenBao (before 2.5.2) is vulnerable to a login flow issue when using JWT/OIDC with a role whose callback_mode is direct: no user confirmation is prompted, enabling remote phishing by auto-logging in to the attacker’s session. Version 2.5.2 adds a confirmation screen for direct logins to require ...

GHSA-CPJ3-3R2F-XJ59 OpenBao has Reflected XSS in its OIDC authentication error message

Impact 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 authentication. This allows an attacker access to the token used in the Web UI by a...

Session Fixation

Overview Affected versions of this package are vulnerable to Session Fixation in the authentication process when callbackmode is set to direct. An attacker can gain unauthorized access to a victim's session by initiating an authentication request and tricking the victim into visiting a crafted UR...

PT-2026-28529

Name of the Vulnerable Software and Affected Versions OpenBao versions prior to 2.5.2 Description OpenBao, an open source identity-based secrets management system, does not prompt for user confirmation when logging in via JWT/OIDC with a role configured with callback mode set to direct. This allo...