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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.
Reserved 2025-06-11 | Published 2025-08-01 | Updated 2025-08-01 | Assigner HashiCorpCWE-307: Improper Restriction of Excessive Authentication Attempts
discuss.hashicorp.com/...limiting-and-totp-token-reuse/76038
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