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TI-2026-04406 Aliases CVE-2026-5051GHSA-rx9v-2fjr-mhx5

Audit Log Plugin Directory Guard Bypass via Legacy path Option

Priority LOW 21CWE-22Published · Updated

Key facts

Attack vector
Network
Privileges required
High
User interaction
None
Attack complexity
High
Impact type
Information disclosure
Confidentiality · integrity · availability
High · None · None
Fix status
Fixed

Attack profile from CVSS 3.1 · CNA. Fix status from CNA. Impact type from CWE-22 and the CVSS impact.

Summary

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.

Why it matters now

Exploitation None reported CISA SSVC · not in CISA KEV
EPSS 0.00384 32nd percentileScored 2026-11-07
Fix Fixed Vault (HashiCorp): 2.0.1Vault Enterprise (HashiCorp): 2.0.1

SSVC decision points

CISA ADP · SSVC 2.0.3

Exploitation
None
Automatable
No
Technical impact
Partial

The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.

Affected products

VendorProductAffected versionsFixed inStatusSource
HashiCorpVault1.20.1 to before 2.0.12.0.1Patch availableCNA
HashiCorpVault Enterprise1.19.0 to before 2.0.12.0.1Patch availableCNA
  • Vault VendorHashiCorp Affected 1.20.1 to before 2.0.1 Fixed in 2.0.1 Patch available CNA
  • Vault Enterprise VendorHashiCorp Affected 1.19.0 to before 2.0.1 Fixed in 2.0.1 Patch available CNA

CPE names Threatist (inferred) · 1

Inferred from how NVD named this product before; not given by a source.

CPEVersionsRoleVendor
cpe:2.3:a:hashicorp:vault:*:*:*:*:*:*:*:*——HashiCorp
  • cpe:2.3:a:hashicorp:vault:*:*:*:*:*:*:*:* Versions — — ·HashiCorp

Remediation

  • Fix · CNA Vault (HashiCorp) Fixed in 2.0.1
  • Fix · CNA Vault Enterprise (HashiCorp) Fixed in 2.0.1

Vendor assessments

Red Hat

Red Hat rating: Moderate. Red Hat's page for this CVE →

Not affected: 2 products
  • Red Hat OpenShift Container Platform 4
  • Red Hat Openshift Data Foundation 4

Timeline

  1. 2026-10-02 Threatist record created from CVE-2026-5051
  2. 2026-10-03 Alias added: GHSA-rx9v-2fjr-mhx5

References

Other 1

  • TI-2024-01904 Vault Cert Auth Method Did Not Correctly Validate Non-CA Certificates CVSS 3.1CRITICAL 9.8
  • TI-2021-18437 HashiCorp Consul Enterprise before 1.8.17, 1.9.x before 1.9.11, and 1.10.x before 1.10.4… CVSS 3.1HIGH 8.8
  • TI-2026-06570 Nomad vulnerable to path traversal in dynamic host volume which may lead to code execution CVSS 3.1HIGH 8.8
  • TI-2020-17753 The official Consul Docker images 0.7.1 through 1.4.2 contain a blank password for a root… CVSS 3.1CRITICAL 9.8
  • TI-2026-13641 consul-mcp-server vulnerable to cross-tenant credential reuse in streamable-HTTP stateless mode CVSS 3.1CRITICAL 10.0
  • TI-2026-13778 terraform-mcp-server vulnerable to cross-tenant credential reuse in streamable-HTTP stateless mode CVSS 3.1CRITICAL 10.0
See all 246 →

Sources

This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences