CVE-2026-14886

Vault Enterprise vulnerable to cross-namespace entity deletion

State: Published
Severity: 8.2 High
Published: Aug 10, 2026
Updated: Aug 12, 2026
Reserved: Jul 6, 2026

Description

Vault 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.

Scores

CVSS	Score	Vector	Source
3.1	8.2 High	CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:C/C:N/I:H/A:H	HashiCorp

Weaknesses

CWE-862 Missing Authorization

Affected Products

Product	Versions
Vault EnterpriseHashiCorp	2.0.0 to before 2.0.4Affectedfrom 1.21.9Not affectedfrom 1.20.14Not affectedfrom 1.19.20Not affected

References

https://discuss.hashicorp.com/t/hcsec-2026-27-vault-enterprise-vulnerable-to-cross-namespace-entity-deletion/77634

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