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CVE-2026-5051

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.
Lifecycle PUBLISHED1 preserved revisionFact urn:baitaphish:canonical-cve-fact-revision:v2:ad9470f2f0304b32d1747f2105d07f2f2083b2ceac95eea6f8ec1c945a1812a1
Known exploited
Not asserted
Disputed
No
Stale source
No
Conflicts
1

Preserved source conflicts

No provider value was silently selected as the winner.

affected · 2 assertions

{"defaultStatus":"unaffected","platforms":["64 bit","32 bit","x86","ARM","MacOS","Windows","Linux"],"product":"Vault","repo":"https://github.com/hashicorp/vault","vendor":"HashiCorp","versions":[{"changes":[{"at":"1.20.11","status":"unaffected"},{"at":"1.21.6","status":"unaffected"},{"at":"2.0.1","status":"unaffected"}],"lessThan":"2.0.1","status":"affected","version":"1.20.1","versionType":"semver"}]}

  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:62c76d7c9dfbf8aa390ca74af06bf4b9fc93d790886655bed0e3aef2fb97ac78 · sha256:a4d3aec055e10dff… · /containers/cna/affected/0

{"defaultStatus":"unaffected","platforms":["64 bit","32 bit","x86","ARM","MacOS","Windows","Linux"],"product":"Vault Enterprise","repo":"https://github.com/hashicorp/vault","vendor":"HashiCorp","versions":[{"changes":[{"at":"1.19.17","status":"unaffected"},{"at":"1.20.11","status":"unaffected"},{"at":"1.21.6","status":"unaffected"},{"at":"2.0.1","status":"unaffected"}],"lessThan":"2.0.1","status":"affected","version":"1.19.0","versionType":"semver"}]}

  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:62c76d7c9dfbf8aa390ca74af06bf4b9fc93d790886655bed0e3aef2fb97ac78 · sha256:a4d3aec055e10dff… · /containers/cna/affected/1

Affected products and versions

2 source assertions
{"defaultStatus":"unaffected","platforms":["64 bit","32 bit","x86","ARM","MacOS","Windows","Linux"],"product":"Vault","repo":"https://github.com/hashicorp/vault","vendor":"HashiCorp","versions":[{"changes":[{"at":"1.20.11","status":"unaffected"},{"at":"1.21.6","status":"unaffected"},{"at":"2.0.1","status":"unaffected"}],"lessThan":"2.0.1","status":"affected","version":"1.20.1","versionType":"semver"}]}
  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:62c76d7c9dfbf8aa390ca74af06bf4b9fc93d790886655bed0e3aef2fb97ac78 · sha256:a4d3aec055e10dff… · /containers/cna/affected/0
{"defaultStatus":"unaffected","platforms":["64 bit","32 bit","x86","ARM","MacOS","Windows","Linux"],"product":"Vault Enterprise","repo":"https://github.com/hashicorp/vault","vendor":"HashiCorp","versions":[{"changes":[{"at":"1.19.17","status":"unaffected"},{"at":"1.20.11","status":"unaffected"},{"at":"1.21.6","status":"unaffected"},{"at":"2.0.1","status":"unaffected"}],"lessThan":"2.0.1","status":"affected","version":"1.19.0","versionType":"semver"}]}
  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:62c76d7c9dfbf8aa390ca74af06bf4b9fc93d790886655bed0e3aef2fb97ac78 · sha256:a4d3aec055e10dff… · /containers/cna/affected/1

Provider-owned CVSS observations

1 source assertion
{"metric":{"baseScore":4.4,"baseSeverity":"MEDIUM","vectorString":"CVSS:3.1/AV:N/AC:H/PR:H/UI:N/S:U/C:H/I:N/A:N","version":"3.1"},"metric_type":"cvssV3_1"}
  • cve_program_cvelist_v5cvss
    urn:baitaphish:normalized-source-record:v2:62c76d7c9dfbf8aa390ca74af06bf4b9fc93d790886655bed0e3aef2fb97ac78 · sha256:a4d3aec055e10dff… · /containers/cna/metrics/0/cvssV3_1

CWE assertions

1 source assertion
{"cweId":"CWE-22","description":"CWE-22: Improper Limitation of a Pathname to a Restricted Directory (Path Traversal)","lang":"en","type":"CWE"}
  • cve_program_cvelist_v5cwe
    urn:baitaphish:normalized-source-record:v2:62c76d7c9dfbf8aa390ca74af06bf4b9fc93d790886655bed0e3aef2fb97ac78 · sha256:a4d3aec055e10dff… · /containers/cna/problemTypes/0/descriptions/0

Source references

1 source assertion
{"url":"https://discuss.hashicorp.com/t/hcsec-2026-16-vault-audit-device-plugin-directory-guard-bypass-via-legacy-path-option/77536"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:62c76d7c9dfbf8aa390ca74af06bf4b9fc93d790886655bed0e3aef2fb97ac78 · sha256:a4d3aec055e10dff… · /containers/cna/references/0

Attribution and limitations

  • CVE Program CVEList V5: Reproduce the MITRE copyright designation and CVE license in copies. Source →

Provider severity values are preserved separately. Baitaphish does not convert them into a risk rating, infer affected products, or treat EPSS as observed exploitation.

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