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CVE-2026-27801

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

Description (CNA)

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.

Affected (CNA)

Vendor / productVersions
dani-garcia / vaultwardenaffected < 1.35.0

CWE

CWE-307

References

ADP enrichment

CISA-ADP

No English description supplied.