EUVD-2026-39541

Bitwarden Server before 2026.5.0 contains a privilege escalation vulnerability that allows authenticated Custom users with ManageUsers permission to remove Admin accounts from an organization by exploiting a missing role hierarchy check in the bulk user-remove endpoint. Attackers can supply Admin...

CVE-2026-57520 Bitwarden Server < 2026.5.0 Privilege Escalation via Bulk User Remove Endpoint

Bitwarden Server before 2026.5.0 contains a privilege escalation vulnerability that allows authenticated Custom users with ManageUsers permission to remove Admin accounts from an organization by exploiting a missing role hierarchy check in the bulk user-remove endpoint. Attackers can supply Admin...

CVE-2026-57522: Improper Neutralization of Special Elements in Output Used by a Downstream Component

Bitwarden Server before 2026.5.0 contains a JSON injection vulnerability in IntegrationTemplateProcessor.ReplaceTokens, which substitutes user-controlled values into event-integration templates without JSON encoding. When an organization has configured an event integration whose template referenc...

PT-2026-52576

Name of the Vulnerable Software and Affected Versions Bitwarden Server versions prior to 2026.5.0 Description An issue exists in the IntegrationTemplateProcessor.ReplaceTokens function where user-controlled values are substituted into event-integration templates without proper JSON encoding. An...

CVE-2026-57521: Missing Authorization

Bitwarden Server before 2026.5.0 contains a broken access control vulnerability that allows any authenticated user to access arbitrary organization billing data by supplying an arbitrary organizationId to the PreviewInvoiceController endpoints without membership or authorization checks. Attackers...

CVE-2026-57520: Missing Authorization

Bitwarden Server before 2026.5.0 contains a privilege escalation vulnerability that allows authenticated Custom users with ManageUsers permission to remove Admin accounts from an organization by exploiting a missing role hierarchy check in the bulk user-remove endpoint. Attackers can supply Admin...

PT-2026-52574

Name of the Vulnerable Software and Affected Versions Bitwarden Server versions prior to 2026.5.0 Description An issue exists where authenticated Custom users with the ManageUsers permission can escalate privileges to remove Admin accounts from an organization. This occurs due to a missing role...

[SECURITY] Fedora 43 Update: vaultwarden-1.36.0-1.fc43

Unofficial Bitwarden compatible server...

[SECURITY] Fedora 44 Update: vaultwarden-1.36.0-1.fc44

Unofficial Bitwarden compatible server...

Bitwarden XSS

The vulnerability of the Bitwarden password manager is related to insufficient protection of the website’s structure. Exploiting this vulnerability allows a malicious actor to carry out XSS attacks...

CVE-2026-42994

Bitwarden CLI 2026.4.0 from 2026-04-22T21:57Z to 2026-04-22T23:30Z, when obtained from npm, had embedded malicious code. This is related to a Checkmarx supply chain incident...

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...

EUVD-2026-29171

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...

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-2026-43640

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-2026-43638

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 < 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 (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...