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CVE-2026-14886

Vault Enterprise vulnerable to cross-namespace entity deletion

HIGH
8.2
CVSS Score
Published: August 10, 2026 at 06:57 PM UTC
Updated: October 23, 2026 at 07:10 PM UTC
1 product affected across 1 vendorVault

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Severity
HIGH8.2
Exploit prediction
EPSS 0.3%
SSVC
No known exploit

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.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

Vault· Hashicorp
90%
2.0.0 ≤ v < 2.0.42.0.0
Affected range stops below 2.0.4, so it looks safe — our inference, not a vendor statement

Remediation

No guide yet

No remediation guidance has been written for this CVE yet, and no fixed version or vendor advisory is recorded against it.

References (1)

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

SSVC — Action Prioritization

SSVCNo known exploitNot automatableTotal impact

SSVC signals action urgency (what to patch first), separate from CVSS which measures severity.

CVSS

8.2HIGHHashiCorp
Vector?

Quick Info

StatusAWAITING ANALYSIS
CWE
CWE-862

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