CVE-2026-27802

Vaultwarden is an unofficial Bitwarden compatible server written in Rust, formerly known as bitwarden_rs. Prior to version 1.35.4, there is a privilege escalation vulnerability via bulk permission update to unauthorized collections by Manager. 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-r32r-j5jq-3w4m	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. Anterior a la versión 1.35.4, existe una vulnerabilidad de escalada de privilegios a través de la actualización masiva de permisos a colecciones no autorizadas por parte del Manager. Este problema ha sido parcheado en la versión 1.35.4.

06 Mar 2026, 19:45

Type	Values Removed	Values Added
First Time		Dani-garcia vaultwarden Dani-garcia
References	~~() https://github.com/dani-garcia/vaultwarden/security/advisories/GHSA-r32r-j5jq-3w4m -~~	() https://github.com/dani-garcia/vaultwarden/security/advisories/GHSA-r32r-j5jq-3w4m - Vendor Advisory
CPE		cpe:2.3:a:dani-garcia:vaultwarden::::::::

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-2026-27802

Mitre link : CVE-2026-27802

CVE.ORG link : CVE-2026-27802

JSON object : View

Products Affected

dani-garcia

vaultwarden

CWE

CWE-269

Improper Privilege Management

CWE-863

Incorrect Authorization

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