CVE-2026-5051 — MEDIUM (4.4)

Vulnerability Description

HashiCorp Vault and Vault Enterprise prior to 2.0.1 audit device validation logic did not consistently apply plugin directory protections when the legacy file audit path option was used. This vulnerability (CVE-2026-5051) is fixed in 2.0.1, 1.21.6, 1.20.11, and 1.19.17.

CVSS Score

4.4

MEDIUM

CVSS:3.1/AV:N/AC:H/PR:H/UI:N/S:U/C:H/I:N/A:N

Attack Vector

NETWORK

Attack Complexity

HIGH

Privileges Required

HIGH

User Interaction

NONE

Scope

UNCHANGED

Confidentiality

HIGH

Integrity

NONE

Availability

NONE

Related Weaknesses (CWE)

CWE-22

References

https://discuss.hashicorp.com/t/hcsec-2026-16-vault-audit-device-plugin-director

FAQ

What is CVE-2026-5051?

CVE-2026-5051 is a vulnerability with a CVSS score of 4.4 (MEDIUM). HashiCorp Vault and Vault Enterprise prior to 2.0.1 audit device validation logic did not consistently apply plugin directory protections when the legacy file audit path option was used. This vulner...

How severe is CVE-2026-5051?

CVE-2026-5051 has been rated MEDIUM with a CVSS base score of 4.4/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2026-5051?

Check the references section above for vendor advisories and patch information. Review vendor security bulletins for remediation guidance.