CVE-2025-6015

Vault Login MFA Bypass of Rate Limiting and TOTP Code Reuse

State: Published
Severity: 5.7 Medium
Published: Aug 1, 2025
Updated: Aug 1, 2025
Reserved: Jun 11, 2025

Description

Vault and Vault Enterprise’s (“Vault”) login MFA rate limits could be bypassed and TOTP tokens could be reused. Fixed in Vault Community Edition 1.20.1 and Vault Enterprise 1.20.1, 1.19.7, 1.18.12, and 1.16.23.

Scores

CVSS	Score	Vector	Source
3.1	5.7 Medium	CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:H/I:N/A:N	HashiCorp

Weaknesses

CWE-307 Improper Restriction of Excessive Authentication Attempts

Affected Products

Product	Versions
VaultHashiCorp	1.10.0 to before 1.20.1Affected
Vault EnterpriseHashiCorp	1.10.0 to before 1.20.1Affectedfrom 1.19.7Not affectedfrom 1.18.12Not affectedfrom 1.16.23Not affected

References

https://discuss.hashicorp.com/t/hcsec-2025-19-vault-login-mfa-bypass-of-rate-limiting-and-totp-token-reuse/76038

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