CVE-2026-27803

HIGH

8.3

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.

CVE Details

CVSS v3.1 Score8.3

SeverityHIGH

CVSS VectorCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:L

Attack VectorNETWORK

ComplexityLOW

Privileges RequiredLOW

User InteractionNONE

Published3/4/2026

Last Modified3/6/2026

Sourcenvd

Honeypot Sightings0

Affected Products

dani-garcia:vaultwarden

Weaknesses (CWE)

CWE-269CWE-285CWE-863

References

https://github.com/dani-garcia/vaultwarden/security/advisories/GHSA-h4hq-rgvh-wh27(security-advisories@github.com)

IOC Correlations

No correlations recorded

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