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CVE-2022-40186

HashiCorp Vault vulnerable to incorrect metadata access

9.1 CriticalFix available

An issue was discovered in HashiCorp Vault and Vault Enterprise before 1.11.3. A vulnerability in the Identity Engine was found where, in a deployment where an entity has multiple mount accessors with shared alias names, Vault may overwrite metadata to the wrong alias due to an issue with checking the proper alias assigned to an entity. This may allow for unintended access to key/value paths using that metadata in Vault.

Attack profile

How easy it is to exploit

Attack vector
Network
Complexity
Low
Privileges needed
None
User interaction
None

What an attacker can affect

Confidentiality
High
Integrity
High
Availability
None

Exploit likelihood

1.00%Up 0.1 points since Sep 22, 2022
90%50%10%1%

What each source reports

NVD Score used 9.1

An issue was discovered in HashiCorp Vault and Vault Enterprise before 1.11.3. A vulnerability in the Identity Engine was found where, in a deployment where an entity has multiple mount accessors with shared alias names, Vault may overwrite metadata to the wrong alias due to an issue with checking the proper alias assigned to an entity. This may allow for unintended access to key/value paths using that metadata in Vault.

Record
CVE-2022-40186
CVSS 3.1
9.1 CriticalCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N
Weakness
CWE-639
Updated
2026-11-02
CVE List 9.1

An issue was discovered in HashiCorp Vault and Vault Enterprise before 1.11.3. A vulnerability in the Identity Engine was found where, in a deployment where an entity has multiple mount accessors with shared alias names, Vault may overwrite metadata to the wrong alias due to an issue with checking the proper alias assigned to an entity. This may allow for unintended access to key/value paths using that metadata in Vault.

Record
CVE-2022-40186
CVSS 3.1
9.1 CriticalCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N
Weakness
CWE-639
Updated
2026-11-02
EUVDEUVD-2022-6730 9.1

An issue was discovered in HashiCorp Vault and Vault Enterprise before 1.11.3. A vulnerability in the Identity Engine was found where, in a deployment where an entity has multiple mount accessors with shared alias names, Vault may overwrite metadata to the wrong alias due to an issue with checking the proper alias assigned to an entity. This may allow for unintended access to key/value paths using that metadata in Vault.

Record
EUVD-2022-6730
CVSS 3.1
9.1 CriticalCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N
Updated
2026-11-02
GitHub AdvisoriesGHSA-7cgv-v83v-rr87 9.1

HashiCorp Vault vulnerable to incorrect metadata access

An issue was discovered in HashiCorp Vault and Vault Enterprise before 1.11.3. A vulnerability in the Identity Engine was found where, in a deployment where an entity has multiple mount accessors with shared alias names, Vault may overwrite metadata to the wrong alias due to an issue with checking the proper alias assigned to an entity. This may allow for unintended access to key/value paths using that metadata in Vault.

Record
GHSA-7cgv-v83v-rr87
CVSS 3.1
9.1 CriticalCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N
Weakness
CWE-639
Updated
2026-11-02
OSV 9.1

An issue was discovered in HashiCorp Vault and Vault Enterprise before 1.11.3. A vulnerability in the Identity Engine was found where, in a deployment where an entity has multiple mount accessors with shared alias names, Vault may overwrite metadata to the wrong alias due to an issue with checking the proper alias assigned to an entity. This may allow for unintended access to key/value paths using that metadata in Vault.

Record
CVE-2022-40186
CVSS 3.1
9.1 CriticalCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N
Updated
2026-11-02
OSVGHSA-7cgv-v83v-rr87 9.1

HashiCorp Vault vulnerable to incorrect metadata access

An issue was discovered in HashiCorp Vault and Vault Enterprise before 1.11.3. A vulnerability in the Identity Engine was found where, in a deployment where an entity has multiple mount accessors with shared alias names, Vault may overwrite metadata to the wrong alias due to an issue with checking the proper alias assigned to an entity. This may allow for unintended access to key/value paths using that metadata in Vault.

Record
GHSA-7cgv-v83v-rr87
CVSS 3.1
9.1 CriticalCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N
Weakness
CWE-639
Updated
2026-11-02
OSVBIT-vault-2022-40186 No score

An issue was discovered in HashiCorp Vault and Vault Enterprise before 1.11.3. A vulnerability in the Identity Engine was found where, in a deployment where an entity has multiple mount accessors with shared alias names, Vault may overwrite metadata to the wrong alias due to an issue with checking the proper alias assigned to an entity. This may allow for unintended access to key/value paths using that metadata in Vault.

Record
BIT-vault-2022-40186
Updated
2026-11-02
OSVGO-2022-1021 No score

HashiCorp Vault vulnerable to incorrect metadata access in github.com/hashicorp/vault

HashiCorp Vault vulnerable to incorrect metadata access in github.com/hashicorp/vault

Record
GO-2022-1021
Updated
2026-11-02

Affected products

Affected packages

Affected packages
PackageAffectedFixed
github.com/hashicorp/vault
Go
 1.11.0 up to 1.11.3
1.11.3
github.com/hashicorp/vault
Go
 1.10.0 up to 1.10.6
1.10.6
github.com/hashicorp/vault
Go
 1.8.0 up to 1.9.9
1.9.9
vault
Bitnami
 1.8.0 up to 1.9.9, 1.10.0 up to 1.10.6, 1.11.0 up to 1.11.3
1.9.91.10.61.11.3
github.com/hashicorp/vault
Go
 1.8.0 up to 1.9.9, 1.10.0 up to 1.10.6, 1.11.0 up to 1.11.3
1.9.91.10.61.11.3

History

History
RecordedChangedSources
first indexedCVE List, EUVD, GitHub Advisories, NVD, OSV

Dates are when Every CVE recorded each change. Upstream dates may differ.

In short

CVE-2022-40186 is a critical vulnerability (CVSS 9.1) in Hashicorp Vault, published September 22, 2022. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 1.00%, the 63rd percentile. Fixed in github.com/hashicorp/vault 1.11.3.

References

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