CVE-2026-5051

MEDIUM

Audit Log Plugin Directory Guard Bypass via Legacy path Option

Title source: cna

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.

References (1)

Core 1

Core References

https://discuss.hashicorp.com/t/hcsec-2026-16-vault-audit-device-plugin-directory-guard-bypass-via-legacy-path-option/77536

Scores

CVSS v3 4.4

EPSS 0.0028

EPSS Percentile 19.7%

Attack Vector NETWORK

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

CISA SSVC

Vulnrichment

Exploitation none

Automatable no

Technical Impact partial

Details

CWE

CWE-22

Status published

Products (2)

HashiCorp/Vault 1.20.1 - 2.0.1

HashiCorp/Vault Enterprise 1.19.0 - 2.0.1

Published Jul 01, 2026

Tracked Since Jul 01, 2026