Vault Enterprise vulnerable to cross-namespace entity deletion

MITRE NVD CVE.ORG JSON API

Summary

CVECVE-2026-14886
StatePUBLISHED
AssignerHashiCorp
Source PriorityCVE Program / NVD first with legacy fallback
Published2026-08-10 20:17:26 UTC
Updated2026-08-12 18:17:23 UTC
DescriptionVault Enterprise's identity entity batch-delete endpoint is vulnerable to a cross-namespace authorization bypass that may allow an authenticated caller in one namespace to permanently delete the storage backing of entities belonging to another namespace. This vulnerability (CVE-2026-14886) is fixed in Vault Enterprise 2.0.4, 1.21.9, 1.20.14 and 1.19.20.

Risk And Classification

Primary CVSS: v3.1 8.2 HIGH from [email protected]

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

EPSS: 0.002390000 probability, percentile 0.151470000 (date 2026-08-13)

Problem Types: CWE-862 | CWE-862 CWE-862: Missing Authorization

VersionSourceTypeScoreSeverityVector
3.1[email protected]Secondary8.2HIGHCVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:C/C:N/I:H/A:H
3.1CNACVSS8.2HIGHCVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:C/C:N/I:H/A:H

CVSS v3.1 Breakdown

Attack Vector
Network
Attack Complexity
High
Privileges Required
Low
User Interaction
None
Scope
Changed
Confidentiality
None
Integrity
High
Availability
High

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

Vendor Declared Affected Products

SourceVendorProductVersionPlatforms
CNA HashiCorp Vault Enterprise affected 2.0.0 2.0.4 semver 64 bit, 32 bit, x86, ARM, MacOS, Windows, Linux

References

ReferenceSourceLinkTags
discuss.hashicorp.com/t/hcsec-2026-27-vault-enterprise-vulnerable-to-cross-namespac... [email protected] discuss.hashicorp.com
CVE Program record CVE.ORG www.cve.org canonical
NVD vulnerability detail NVD nvd.nist.gov canonical, analysis

Vendor Comments And Credit

Discovery Credit

CNA: This issue was reported to HashiCorp by Harish Kolla. (en)

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