CVE-2026-27801

Vaultwarden is an unofficial Bitwarden compatible server written in Rust, formerly known as bitwardenrs. 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 ...

PT-2026-23064

Name of the Vulnerable Software and Affected Versions Vaultwarden versions 1.34.3 and prior Description Vaultwarden, a Bitwarden compatible server, is susceptible to a 2FA bypass when performing protected actions. An attacker who gains authenticated access to a user’s account can exploit this...

CVE-2026-27801: Improper Restriction of Excessive Authentication Attempts

Vaultwarden is an unofficial Bitwarden compatible server written in Rust, formerly known as bitwardenrs. 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 ...

Missing check for duplicate token in addToken

Handle 0xRajeev Vulnerability details Impact addToken does not check for token being added a duplicate of what was already added. If a duplicate token is added, removeToken only removes the first matching token and the later duplicates still remain. With the vaulttoken deleted, this may lead to...