EUVD-2026-29130

Bitwarden Server prior to v2026.4.1 contains a missing authorization vulnerability that allows any authenticated user to write ciphers into an arbitrary organization via POST /ciphers/import-organization by submitting an empty collections array, which causes the server-side permission check to be...

EUVD-2026-29170

Bitwarden Server prior to v2026.4.0 contains a missing authorization vulnerability that allows a provider service user to add an arbitrary organization to their provider via POST /providers/providerId/clients/existing, resulting in takeover of the target organization; self-hosted installations ar...

CVE-2026-43638

Bitwarden Server prior to v2026.4.1 contains a missing authorization vulnerability that allows any authenticated user to write ciphers into an arbitrary organization via POST /ciphers/import-organization by submitting an empty collections array, which causes the server-side permission check to be...

CVE-2026-43640

Bitwarden Server (affected: v2026.4.1 and earlier) contains an authentication bypass for SCIM API key retrieval/rotation. A logged-in user with SCIM management privileges can obtain the organization's SCIM API key without re-authenticating the master password, exposing sensitive credentials. Root...

CVE-2026-43640

Bitwarden Server prior to v2026.4.1 does not require master-password re-authentication when retrieving or rotating an organization's SCIM API key, allowing an authenticated user with SCIM management privileges to obtain the key using only a valid session...

CVE-2026-43640 Bitwarden Server < 2026.4.1 Authentication Bypass via SCIM API Key

Bitwarden Server prior to v2026.4.1 does not require master-password re-authentication when retrieving or rotating an organization's SCIM API key, allowing an authenticated user with SCIM management privileges to obtain the key using only a valid session...

CVE-2026-43640 Bitwarden Server < 2026.4.1 Authentication Bypass via SCIM API Key

Bitwarden Server prior to v2026.4.1 does not require master-password re-authentication when retrieving or rotating an organization's SCIM API key, allowing an authenticated user with SCIM management privileges to obtain the key using only a valid session...

CVE-2026-43640 Bitwarden Server < 2026.4.1 Authentication Bypass via SCIM API Key

Bitwarden Server prior to v2026.4.1 does not require master-password re-authentication when retrieving or rotating an organization's SCIM API key, allowing an authenticated user with SCIM management privileges to obtain the key using only a valid session...

CVE-2026-43639 Bitwarden Server < 2026.4.0 Missing Authorization via Provider Clients

Bitwarden Server prior to v2026.4.0 contains a missing authorization vulnerability that allows a provider service user to add an arbitrary organization to their provider via POST /providers/providerId/clients/existing, resulting in takeover of the target organization; self-hosted installations ar...

CVE-2026-43639 Bitwarden Server < 2026.4.0 Missing Authorization via Provider Clients

Bitwarden Server prior to v2026.4.0 contains a missing authorization vulnerability that allows a provider service user to add an arbitrary organization to their provider via POST /providers/providerId/clients/existing, resulting in takeover of the target organization; self-hosted installations ar...

CVE-2026-43639 Bitwarden Server < 2026.4.0 Missing Authorization via Provider Clients

Bitwarden Server prior to v2026.4.0 contains a missing authorization vulnerability that allows a provider service user to add an arbitrary organization to their provider via POST /providers/providerId/clients/existing, resulting in takeover of the target organization; self-hosted installations ar...

CVE-2026-43638

Bitwarden Server before 2026.4.1 contains a missing authorization vulnerability that lets any authenticated user write ciphers into an arbitrary organization via POST /ciphers/import-organization by submitting an empty collections array, bypassing the server-side permission check. Affected produc...

CVE-2026-43638 Bitwarden Server < 2026.4.1 Missing Authorization via Organization Cipher Import

Bitwarden Server prior to v2026.4.1 contains a missing authorization vulnerability that allows any authenticated user to write ciphers into an arbitrary organization via POST /ciphers/import-organization by submitting an empty collections array, which causes the server-side permission check to be...

CVE-2026-43638 Bitwarden Server < 2026.4.1 Missing Authorization via Organization Cipher Import

Bitwarden Server prior to v2026.4.1 contains a missing authorization vulnerability that allows any authenticated user to write ciphers into an arbitrary organization via POST /ciphers/import-organization by submitting an empty collections array, which causes the server-side permission check to be...

CVE-2026-43638

Bitwarden Server prior to v2026.4.1 contains a missing authorization vulnerability that allows any authenticated user to write ciphers into an arbitrary organization via POST /ciphers/import-organization by submitting an empty collections array, which causes the server-side permission check to be...

CVE-2026-43638 Bitwarden Server < 2026.4.1 Missing Authorization via Organization Cipher Import

Bitwarden Server prior to v2026.4.1 contains a missing authorization vulnerability that allows any authenticated user to write ciphers into an arbitrary organization via POST /ciphers/import-organization by submitting an empty collections array, which causes the server-side permission check to be...

CVE-2026-43639: Missing Authorization

Bitwarden Server prior to v2026.4.0 contains a missing authorization vulnerability that allows a provider service user to add an arbitrary organization to their provider via POST /providers/providerId/clients/existing, resulting in takeover of the target organization; self-hosted installations ar...

PT-2026-39716

Name of the Vulnerable Software and Affected Versions Bitwarden Server versions prior to 2026.4.0 Description A missing authorization issue allows a provider service user to add an arbitrary organization to their provider. This is possible through the 'POST /providers/providerId/clients/existing'...

CVE-2026-43638: Missing Authorization

Bitwarden Server prior to v2026.4.1 contains a missing authorization vulnerability that allows any authenticated user to write ciphers into an arbitrary organization via POST /ciphers/import-organization by submitting an empty collections array, which causes the server-side permission check to be...

CVE-2026-43640: Incorrect Implementation of Authentication Algorithm

Bitwarden Server prior to v2026.4.1 does not require master-password re-authentication when retrieving or rotating an organization's SCIM API key, allowing an authenticated user with SCIM management privileges to obtain the key using only a valid session...