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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.

PUBLISHED Reserved 2026-02-24 | Published 2026-03-04 | Updated 2026-03-05 | Assigner GitHub_M




HIGH: 8.3CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:L

Problem types

CWE-269: Improper Privilege Management

CWE-863: Incorrect Authorization

Product status

< 1.35.4
affected

References

github.com/...warden/security/advisories/GHSA-r32r-j5jq-3w4m

cve.org (CVE-2026-27802)

nvd.nist.gov (CVE-2026-27802)

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