CVE-2026-27803

Vaultwarden is an unofficial Bitwarden compatible server written in Rust, formerly known as bitwarden_rs. Prior to version 1.35.4, when a Manager has manage=false for a given collection, they can still perform several management operations as long as they have access to the collection. This issue has been patched in version 1.35.4.

CVSS v3 8.3 HIGH

8.3^/10

CVSS v3 : HIGH

Vector :

Exploitability : 2.8 / Impact : 5.5

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required LOW

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact LOW

Scope UNCHANGED

References

Link	Resource
https://github.com/dani-garcia/vaultwarden/security/advisories/GHSA-h4hq-rgvh-wh27	Vendor Advisory

Configurations

Configuration 1 (hide)

cpe:2.3:a:dani-garcia:vaultwarden:*:*:*:*:*:*:*:*

History

17 Jun 2026, 10:27

Type	Values Removed	Values Added
Summary		(es) Vaultwarden es un servidor compatible con Bitwarden no oficial escrito en Rust, anteriormente conocido como bitwarden_rs. Antes de la versión 1.35.4, cuando un Gestor tiene manage=false para una colección determinada, aún puede realizar varias operaciones de gestión siempre que tenga acceso a la colección. Este problema ha sido parcheado en la versión 1.35.4.

06 Mar 2026, 19:45

Type	Values Removed	Values Added
CPE		cpe:2.3:a:dani-garcia:vaultwarden::::::::
First Time		Dani-garcia vaultwarden Dani-garcia
References	~~() https://github.com/dani-garcia/vaultwarden/security/advisories/GHSA-h4hq-rgvh-wh27 -~~	() https://github.com/dani-garcia/vaultwarden/security/advisories/GHSA-h4hq-rgvh-wh27 - Vendor Advisory

04 Mar 2026, 22:16

Type	Values Removed	Values Added
New CVE

Information

Published : 2026-03-04 22:16

Updated : 2026-06-17 10:27

NVD link : CVE-2026-27803

Mitre link : CVE-2026-27803

CVE.ORG link : CVE-2026-27803

JSON object : View

Products Affected

dani-garcia

vaultwarden

CWE

CWE-269

Improper Privilege Management

CWE-285

Improper Authorization

CWE-863

Incorrect Authorization

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