# CVE-2025-6013: Vault LDAP MFA Enforcement Bypass When Using Username As Alias

> CVE-2025-6013: Vault LDAP MFA Enforcement Bypass When Using Username As Alias. CVSS 6.5 (CVSS 3.1).

Canonical: https://rewindex.com/cve/CVE-2025-6013
Last updated: 2026-06-17T10:00:59Z

- Published: 2025-08-06 10:06 UTC · Updated: 2026-06-17 10:00 UTC · Assigner: HashiCorp
- CVSS: 6.5 (CVSS 3.1) · Severity: Medium · Vector: CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:N
- EPSS: 0.50%, 43th percentile (scored 2026-10-25)
- CISA KEV: no
- CWE: CWE-156

## Description

Vault and Vault Enterprise’s (“Vault”) ldap auth method may not have correctly enforced MFA if username\_as\_alias was set to true and a user had multiple CNs that are equal but with leading or trailing spaces. Fixed in Vault Community Edition 1.20.2 and Vault Enterprise 1.20.2, 1.19.8, 1.18.13, and 1.16.24.

## Affected vendors and products

- HashiCorp: Vault
- HashiCorp: Vault Enterprise

## Tracked companies

- [HashiCorp](https://rewindex.com/company/hashicorp.md)

## References

- [CVE record on cve.org](https://www.cve.org/CVERecord?id=CVE-2025-6013)
- [NVD entry](https://nvd.nist.gov/vuln/detail/CVE-2025-6013)
- [https://discuss.hashicorp.com/t/hcsec-2025-20-vault-ldap-mfa-enforcement-bypass-when-using-username-as-alias/76092](https://discuss.hashicorp.com/t/hcsec-2025-20-vault-ldap-mfa-enforcement-bypass-when-using-username-as-alias/76092)

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_Sources: CVE records from the CVE Program (cve.org). CVE® is a registered trademark of The MITRE Corporation. (https://www.cve.org/) This product uses data from the NVD API but is not endorsed or certified by the NVD. (https://nvd.nist.gov/) Known Exploited Vulnerabilities catalog from CISA. (https://www.cisa.gov/known-exploited-vulnerabilities-catalog) EPSS scores from FIRST (Exploit Prediction Scoring System). (https://www.first.org/epss/)_


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Canonical: https://rewindex.com/cve/CVE-2025-6013 · Markdown: https://rewindex.com/cve/CVE-2025-6013.md · JSON: https://rewindex.com/api/v1/cves/CVE-2025-6013 · Data licensed CC BY 4.0 (https://creativecommons.org/licenses/by/4.0/) · Generated 2026-10-26T02:14:42.952Z