CVE-2026-43913 Vaultwarden: Unconfirmed Owner Can Purge Entire Organization Vault

Vaultwarden is a Bitwarden-compatible server written in Rust. Prior to 1.35.5, Vaultwarden allows an unconfirmed organization owner to purge the entire organization vault. The organization invite flow uses a two-step process: accepting an invite transitions membership from Invited to Accepted, an...

EUVD-2026-29341

Vaultwarden is a Bitwarden-compatible server written in Rust. Prior to 1.35.5, Vaultwarden allows an unconfirmed organization owner to purge the entire organization vault. The organization invite flow uses a two-step process: accepting an invite transitions membership from Invited to Accepted, an...

CVE-2026-43913

Vaultwarden (Rust) prior to 1.35.5 exposes a data-loss risk where an authenticated user who is an unconfirmed organization owner can purge the entire organization vault via POST /api/ciphers/purge. The purge check incorrectly validates only membership type Owner, not Confirmed status, allowing a ...

CVE-2026-43912 Vaultwarden: Cross-Org Group Binding Enables Unauthorized Read And Write Access Into Another Organization

Vaultwarden is a Bitwarden-compatible server written in Rust. Prior to 1.35.5, Vaultwarden does not enforce that a groupsusers.usersorganizationsuuid entry belongs to the same organization as groups.groupsuuid, or a collectionsgroups.collectionsuuid entry belongs to the same organization as...

EUVD-2026-29340

Vaultwarden is a Bitwarden-compatible server written in Rust. Prior to 1.35.5, Vaultwarden does not enforce that a groupsusers.usersorganizationsuuid entry belongs to the same organization as groups.groupsuuid, or a collectionsgroups.collectionsuuid entry belongs to the same organization as...

CVE-2026-43912

Vaultwarden is a Bitwarden-compatible server written in Rust. Prior to 1.35.5, Vaultwarden does not enforce that a groupsusers.usersorganizationsuuid entry belongs to the same organization as groups.groupsuuid, or a collectionsgroups.collectionsuuid entry belongs to the same organization as...

CVE-2026-43912 Vaultwarden: Cross-Org Group Binding Enables Unauthorized Read And Write Access Into Another Organization

Vaultwarden is a Bitwarden-compatible server written in Rust. Prior to 1.35.5, Vaultwarden does not enforce that a groupsusers.usersorganizationsuuid entry belongs to the same organization as groups.groupsuuid, or a collectionsgroups.collectionsuuid entry belongs to the same organization as...

CVE-2026-43912

Vaultwarden is a Bitwarden-compatible server written in Rust. Prior to 1.35.5, Vaultwarden does not enforce that a groupsusers.usersorganizationsuuid entry belongs to the same organization as groups.groupsuuid, or a collectionsgroups.collectionsuuid entry belongs to the same organization as...

CVE-2026-43912 Vaultwarden: Cross-Org Group Binding Enables Unauthorized Read And Write Access Into Another Organization

Vaultwarden is a Bitwarden-compatible server written in Rust. Prior to 1.35.5, Vaultwarden does not enforce that a groupsusers.usersorganizationsuuid entry belongs to the same organization as groups.groupsuuid, or a collectionsgroups.collectionsuuid entry belongs to the same organization as...

CVE-2026-43912

Vaultwarden (Rust) is affected prior to version 1.35.5 by a cross-organization group binding flaw. The vulnerability arises because groups_users.users_organizations_uuid and collections_groups.collections_uuid can be linked to mismatched organizations, and multiple organization group-management e...

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...

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-2026-43639

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-2026-43640 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 prior to v2026.4.0 is affected by 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. The issue is restric...

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-2026-43638 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...