CVE-2025-6015: Vault Login MFA Bypass of Rate Limiting and TOTP Code Reuse

Published Aug 1, 2025
·
Updated

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.

Affected Software

8 affected componentsFixes available
HashiCorp Vault Community Edition<1.20.1
HashiCorp Vault Enterprise<1.20.1, >=1.19.7<1.20.1, >=1.18.12<1.20.1, >=1.16.23<1.20.1
go/github.com/hashicorp/vault>=1.10.0<1.20.1
1.20.1
HashiCorp Vault>=1.10.0<1.16.23
HashiCorp Vault>=1.10.0<1.20.1
HashiCorp Vault>=1.17.0<1.18.12
HashiCorp Vault>=1.19.0<1.19.7
HashiCorp Vault=1.20.0

Remediation

Recommended actions to resolve this vulnerability, in priority order.

  1. Upgrade

    Upgrade go/github.com/hashicorp/vault to a version that resolves this vulnerability.

    Fixed in 1.20.1
  2. Upgrade

    Upgrade Vault Community Edition to a version that resolves this vulnerability.

    Fixed in 1.20.1
  3. Upgrade

    Upgrade Vault Enterprise to a version that resolves this vulnerability.

    Fixed in 1.20.1
  4. Upgrade

    Upgrade Vault Enterprise to a version that resolves this vulnerability.

    Fixed in 1.19.7
  5. Upgrade

    Upgrade Vault Enterprise to a version that resolves this vulnerability.

    Fixed in 1.18.12
  6. Upgrade

    Upgrade Vault Enterprise to a version that resolves this vulnerability.

    Fixed in 1.16.23

Event History

Aug 1, 2025
CVE Published
via MITRE·06:03 PM
Data Sourced
via MITRE·06:03 PM
DescriptionSeverityWeakness
Data Sourced
via NVD·06:15 PM
DescriptionSeverityWeaknessAffected Software
Advisory Published
via GitHub·06:31 PM
Data Sourced
via GitHub·06:31 PM
DescriptionSeverityWeaknessAffected Software
Free Weekly Intel

Don't miss critical vulnerabilities

Join thousands of security professionals who receive our weekly digest of trending CVEs, zero-days, and exploited vulnerabilities.

No spam. Unsubscribe anytime.

Frequently Asked Questions

1

What is the severity of CVE-2025-6015?

The severity of CVE-2025-6015 is significant as it allows for the bypass of MFA rate limits and reuse of TOTP tokens.

2

How do I fix CVE-2025-6015?

You can fix CVE-2025-6015 by updating to Vault Community Edition version 1.20.1 or Vault Enterprise versions 1.20.1, 1.19.7, 1.18.12, or 1.16.23.

3

What products are affected by CVE-2025-6015?

CVE-2025-6015 affects HashiCorp Vault Community Edition versions up to 1.20.1 and HashiCorp Vault Enterprise versions up to 1.20.1, as well as earlier versions specified.

4

What does the CVE-2025-6015 vulnerability allow attackers to do?

CVE-2025-6015 allows attackers to bypass login MFA rate limits and reuse TOTP tokens, compromising multi-factor authentication security.

5

Is it safe to use affected versions of Vault after the CVE-2025-6015 disclosure?

No, it is not safe to use affected versions of Vault after the CVE-2025-6015 disclosure; users should upgrade to patched versions immediately.

Company

Resources

Contact

SecAlerts Pty Ltd.
132 Wickham Terrace
Fortitude Valley,
QLD 4006, Australia
info@secalerts.co
By using SecAlerts services, you agree to our services end-user license agreement. This website is safeguarded by reCAPTCHA and governed by the Google Privacy Policy and Terms of Service. All names, logos, and brands of products are owned by their respective owners, and any usage of these names, logos, and brands for identification purposes only does not imply endorsement. If you possess any content that requires removal, please get in touch with us.
© 2026 SecAlerts Pty Ltd.
ABN: 70 645 966 203, ACN: 645 966 203