CVE-2026-27802

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, 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.

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