CVE-2026-14886

high

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.

References

https://github.com/sm-ard/devops-pulse

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

Details

Source: Mitre, NVD

Published: 2026-08-10

Updated: 2026-08-28

Risk Information

CVSS v2

Base Score: 6.6

Vector: CVSS2#AV:N/AC:H/Au:S/C:N/I:C/A:C

Severity: Medium

CVSS v3

Base Score: 8.2

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

Severity: High

EPSS

EPSS: 0.00239