Vault MFA Rate Limit Bypass & TOTP Reuse (CVE-2025-6015) before 1.20.1
CVE-2025-6015 Published on August 1, 2025
Vault Login MFA Bypass of Rate Limiting and TOTP Code Reuse
Vault and Vault Enterprises (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.
Weakness Type
Improper Restriction of Excessive Authentication Attempts
The software does not implement sufficient measures to prevent multiple failed authentication attempts within in a short time frame, making it more susceptible to brute force attacks.
Products Associated with CVE-2025-6015
Want to know whenever a new CVE is published for HashiCorp Vault? stack.watch will email you.
Affected Versions
HashiCorp Vault:- Version 1.10.0 and below 1.20.1 is affected.
- Version 1.10.0 and below 1.20.1 is affected.
Exploit Probability
EPSS (Exploit Prediction Scoring System) scores estimate the probability that a vulnerability will be exploited in the wild within the next 30 days. The percentile shows you how this score compares to all other vulnerabilities.