CVE-2026-101878

Bitwarden Server 2025.6.0 before 2026.5.0 declares the @ExternalId parameter of the UserReadBySsoUserOrganizationIdExternalId stored procedure as NVARCHAR50 while the column it queries stores NVARCHAR300, silently truncating the SSO login identifier on SQL Server deployments and allowing a user...

CVE-2026-101878 Bitwarden Server 2025.6.0 < 2025.6.0 Authentication Bypass via SSO Identifier Truncation

Bitwarden Server 2025.6.0 before 2026.5.0 declares the @ExternalId parameter of the UserReadBySsoUserOrganizationIdExternalId stored procedure as NVARCHAR50 while the column it queries stores NVARCHAR300, silently truncating the SSO login identifier on SQL Server deployments and allowing a user...

CVE-2026-101878

Bitwarden Server versions 2025.6.0 before 2026.5.0 are vulnerable to an authentication bypass on SQL Server deployments. The root cause is an identifier truncation issue where the @ExternalId parameter of the User_ReadBySsoUserOrganizationIdExternalId stored procedure is declared as NVARCHAR(50),...

CVE-2026-101878 Bitwarden Server 2025.6.0 < 2025.6.0 Authentication Bypass via SSO Identifier Truncation

Bitwarden Server 2025.6.0 before 2026.5.0 declares the @ExternalId parameter of the UserReadBySsoUserOrganizationIdExternalId stored procedure as NVARCHAR50 while the column it queries stores NVARCHAR300, silently truncating the SSO login identifier on SQL Server deployments and allowing a user...

EUVD-2026-88605

Bitwarden Server 2025.6.0 before 2026.5.0 declares the @ExternalId parameter of the UserReadBySsoUserOrganizationIdExternalId stored procedure as NVARCHAR50 while the column it queries stores NVARCHAR300, silently truncating the SSO login identifier on SQL Server deployments and allowing a user...

CVE-2026-101878 Bitwarden Server 2025.6.0 < 2025.6.0 Authentication Bypass via SSO Identifier Truncation

Bitwarden Server 2025.6.0 before 2026.5.0 declares the @ExternalId parameter of the UserReadBySsoUserOrganizationIdExternalId stored procedure as NVARCHAR50 while the column it queries stores NVARCHAR300, silently truncating the SSO login identifier on SQL Server deployments and allowing a user...

CVE-2026-101878: Incorrect Implementation of Authentication Algorithm

Bitwarden Server 2025.6.0 before 2026.5.0 declares the @ExternalId parameter of the UserReadBySsoUserOrganizationIdExternalId stored procedure as NVARCHAR50 while the column it queries stores NVARCHAR300, silently truncating the SSO login identifier on SQL Server deployments and allowing a user...

CVE-2026-71959

Bitwarden Server before 2026.7.2 does not verify that the caller is a member of the organization identified in a POST /collect request body, allowing any authenticated user to write forged, arbitrarily backdated entries into any organization's audit log...

CVE-2026-71959

Bitwarden Server before 2026.7.2 does not verify that the caller is a member of the organization identified in a POST /collect request body, allowing any authenticated user to write forged, arbitrarily backdated entries into any organization's audit log...

CVE-2026-71959 Bitwarden Server < 2026.7.2 Audit Log Injection via POST /collect

Bitwarden Server before 2026.7.2 does not verify that the caller is a member of the organization identified in a POST /collect request body, allowing any authenticated user to write forged, arbitrarily backdated entries into any organization's audit log...

EUVD-2026-55631

Bitwarden Server before 2026.7.2 does not verify that the caller is a member of the organization identified in a POST /collect request body, allowing any authenticated user to write forged, arbitrarily backdated entries into any organization's audit log...

CVE-2026-71959 Bitwarden Server < 2026.7.2 Audit Log Injection via POST /collect

Bitwarden Server before 2026.7.2 does not verify that the caller is a member of the organization identified in a POST /collect request body, allowing any authenticated user to write forged, arbitrarily backdated entries into any organization's audit log...

CVE-2026-71959

Bitwarden Server prior to 2026.7.2 is vulnerable: the service does not verify that the caller belongs to the organization in a POST /collect request, permitting an authenticated user to forge and backdate entries in any organization’s audit log. The issue affects the audit-log integrity and can u...

CVE-2026-71959: Missing Authorization

Bitwarden Server before 2026.7.2 does not verify that the caller is a member of the organization identified in a POST /collect request body, allowing any authenticated user to write forged, arbitrarily backdated entries into any organization's audit log...

CVE-2026-60104

Bitwarden Server before 2026.6.0 does not verify that the email in a POST /auth-requests/admin-request body belongs to the authenticated caller, allowing a low-privileged organization member to obtain another user's vault key and a victim-scoped access token by creating a Trusted Device Encryptio...

CVE-2026-60104

Bitwarden Server before 2026.6.0 is vulnerable to an authorization bypass in the admin/auth request flow. A low-privileged organization member can exploit a mismatch in the POST /auth-requests/admin-request handling to bind a Trusted Device Encryption request to an attacker-controlled public key,...

CVE-2026-60104

Bitwarden Server before 2026.6.0 does not verify that the email in a POST /auth-requests/admin-request body belongs to the authenticated caller, allowing a low-privileged organization member to obtain another user's vault key and a victim-scoped access token by creating a Trusted Device Encryptio...

CVE-2026-60104 Bitwarden Server < 2026.6.0 Authorization Bypass via Admin Auth Request

Bitwarden Server before 2026.6.0 does not verify that the email in a POST /auth-requests/admin-request body belongs to the authenticated caller, allowing a low-privileged organization member to obtain another user's vault key and a victim-scoped access token by creating a Trusted Device Encryptio...

EUVD-2026-42367

Bitwarden Server before 2026.6.0 does not verify that the email in a POST /auth-requests/admin-request body belongs to the authenticated caller, allowing a low-privileged organization member to obtain another user's vault key and a victim-scoped access token by creating a Trusted Device Encryptio...

CVE-2026-60104: Authorization Bypass Through User-Controlled Key

Bitwarden Server before 2026.6.0 does not verify that the email in a POST /auth-requests/admin-request body belongs to the authenticated caller, allowing a low-privileged organization member to obtain another user's vault key and a victim-scoped access token by creating a Trusted Device Encryptio...