Advisories

Bitwarden Server < 2026.4.1 Authentication Bypass via SCIM API Key

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severity
high
date
Affecting
  • Bitwarden Server < 2026.4.1

CWE
  • CWE-303 Incorrect Implementation of Authentication Algorithm
CVSS
8.6
CVSS V4 Vector
CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:N/SC:N/SI:N/SA:N
Credit
Sanjok Karki
Description
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.

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