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bitwarden

11 known vulnerabilities.

bitwarden at a glance

Last 12 months
11
Critical · all time
0
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0 3 5 December 2025: 0 vulnerabilities Dec 2025 January 2026: 0 vulnerabilities February 2026: 0 vulnerabilities March 2026: 0 vulnerabilities Mar April 2026: 0 vulnerabilities May 2026: 4 vulnerabilities June 2026: 3 vulnerabilities Jun July 2026: 1 vulnerability August 2026: 1 vulnerability September 2026: 1 vulnerability Sep October 2026: 1 vulnerability November 2026: 0 vulnerabilities
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11 results · Feed

  • Medium 4.3

    Bitwarden Server before 2026.10.1 Authorization Bypass via POST /api/ciphers/create

    Bitwarden Server before 2026.10.1 on Entity Framework backends contains an authorization bypass vulnerability that allows organization members to add ciphers to collections they cannot edit. Attackers can call POST /api/ciphers/create, where a nulled UserId i…

  • High 7.5

    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 User_ReadBySsoUserOrganizationIdExternalId stored procedure as NVARCHAR(50) while the column it queries stores NVARCHAR(300), silently truncating the SSO login identifier on S…

  • Medium 5.8

    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.

  • High 8.7

    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 …

  • Low 3.5

    Bitwarden Server < 2026.5.0 JSON Injection via Webhook Templates

    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 e…

  • Medium 4.3

    Bitwarden Server < 2026.5.0 Broken Access Control via PreviewInvoiceController

    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 members…

  • High 7.1

    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-remov…

  • High 8.1

    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.

  • High 8.0

    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 …

  • Medium 5.4

    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 cau…

  • High 8.8

    Bitwarden CLI 2026.4.0 from 2026-04-22T21:57Z to 2026-04-22T23:30Z, when obtained from npm, had embedded malicious code…