Categories
CVE-2026-27801

Vaultwarden: 2FA Bypass on Protected Actions due to Faulty Rate Limit Enforcement

Summary

Vaultwarden: 2FA Bypass on Protected Actions due to Faulty Rate Limit Enforcement

Original description

The description as published by the source.

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.

Source: OSV.dev (Open Source Vulnerabilities) NVD GitHub Advisory OSV

References

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