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.
Fix
Patch, vendor advisory and mitigation references on NVD 2
- https://github.com/bitwarden/server/commit/eb251d9bf80724c87b187661783b9354d1784083 Patch
- https://github.com/bitwarden/server/pull/7403 Issue Tracking, Patch
Every line above is quoted from NVD, CISA, Microsoft, the vendor's own advisory or DISA; nothing is generated.
Change history 1
- First seenCVSS 8.6 · bitwardenNVD modified 2026-10-26 18:10
Affected (CPE criteria) 1
cpe:2.3:a:bitwarden:server:*:*:*:*:*:*:*:*
References 5
- https://github.com/bitwarden/server/commit/eb251d9bf80724c87b187661783b9354d1784083 Patch
- https://github.com/bitwarden/server/pull/7403 Issue Tracking, Patch
- https://github.com/bitwarden/server/releases/tag/v2026.4.1 Release Notes
- https://sanjokkarki.com.np/blog/bitwarden-scim-key-bypass Exploit, Third Party Advisory
- https://www.vulncheck.com/advisories/bitwarden-server-authentication-bypass-via-scim-api-key Third Party Advisory