CVE-2026-27803

HIGH

Vaultwarden <1.35.4 - Privilege Escalation

Title source: llm
STIX 2.1

Description

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.

Scores

CVSS v3 8.3
EPSS 0.0005
EPSS Percentile 15.9%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:L

CISA SSVC

Vulnrichment
Exploitation none
Automatable no
Technical Impact total

Details

CWE
CWE-269 CWE-285 CWE-863
Status published
Products (1)
dani-garcia/vaultwarden < 1.35.4
Published Mar 04, 2026
Tracked Since Mar 05, 2026