CVE-2026-5051
mediumpriority · track · 0EPSS 0.004 · 32 %ileDEEUUSEPSS · scored 2026-10-27
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
Technical severity, 0–10. One row per scoring source.
base score 0–10 · higher = more severe · hover a vector to decode
ssvc
A stakeholder decision — act, attend, or track — from exploitation and impact.
weaknesses
The CWE weakness classes this flaw belongs to.
affected products (20)
Products and version ranges known to be affected.
advisories (2)
Vendor and ecosystem advisories describing this.
- WID-SEC-W-2026-2167Hashicorp Vault: Schwachstelle ermöglicht Umgehen von SicherheitsvorkehrungenDeutsch2026-07-01csaf · cert_bundDE
Ein entfernter, authentisierter Angreifer kann eine Schwachstelle in Hashicorp Vault ausnutzen, um Sicherheitsvorkehrungen zu umgehen.
- BIT-vault-2026-5051Audit Log Plugin Directory Guard Bypass via Legacy path Option2026-07-07vendor · osvUS
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.
also known as (3)
Other names and identifiers for this entity.
sources
Which sources assert this record, and when.
references (3)
External citations — patches, advisories, analysis.
- https://discuss.hashicorp.com/t/hcsec-2026-16-vault-audit-device-plugin-directory-guard-bypass-via-legacy-path-option/77536cnnvd
- https://discuss.hashicorp.com/t/hcsec-2026-16-vault-audit-device-plugin-directory-guard-bypass-via-legacy-path-option/77536enisa_euvd
- https://discuss.hashicorp.com/t/hcsec-2026-16-vault-audit-device-plugin-directory-guard-bypass-via-legacy-path-option/77536nvd
Attackers weaponise vulnerabilities like this against internet-exposed services. See what is exposed on your perimeter with a free passive scan.
Free scan