CVE-2026-27801
MEDIUMVaultwarden < 1.35.0 - Authenticated 2FA Bypass via Protected Actions
Title source: llmDescription
Vaultwarden is an unofficial Bitwarden compatible server written in Rust, formerly known as bitwarden_rs. Vaultwarden versions 1.34.3 and prior are susceptible to a 2FA bypass when performing protected actions. An attacker who gains authenticated access to a user’s account can exploit this bypass to perform protected actions such as accessing the user’s API key or deleting the user’s vault and organisations the user is an admin/owner of . This issue has been patched in version 1.35.0.
References (1)
Core 1
Core References
Vendor Advisory x_refsource_confirm
https://github.com/dani-garcia/vaultwarden/security/advisories/GHSA-v6pg-v89r-w8wr
Scores
CVSS v3
5.9
EPSS
0.0024
EPSS Percentile
15.1%
Attack Vector
NETWORK
CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:L/I:H/A:N
CISA SSVC
Vulnrichment
Exploitation
poc
Automatable
no
Technical Impact
partial
Details
CWE
CWE-307
Status
published
Products (2)
crates.io/vaultwarden
0 - 1.35.0crates.io
dani-garcia/vaultwarden
< 1.35.0
Published
Mar 04, 2026
Tracked Since
Mar 05, 2026