CVE-2025-4656

Published: Jun 25, 2025Modified: Jun 17, 2026

3.1

Vector

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

Exploitability: 1.6 / Impact: 1.4

Source: security@hashicorp.com (Secondary)

Description

Vault Community and Vault Enterprise rekey and recovery key operations can lead to a denial of service due to uncontrolled cancellation by a Vault operator. This vulnerability (CVE-2025-4656) has been remediated in Vault Community Edition 1.20.0 and Vault Enterprise 1.20.0, 1.19.6, 1.18.11, 1.17.17, and 1.16.22.

Affected (5)

Products: Hashicorp: Vault

Hashicorp

1 product

Vault

Configuration A

5 vulnerable

Vulnerable Software	Affected Versions
Hashicorp Vault	1.14.8 ≤ version < 1.20.0
Hashicorp Vault	1.14.8 ≤ version < 1.16.22
Hashicorp Vault	1.17.0 ≤ version < 1.17.17
Hashicorp Vault	1.18.0 ≤ version < 1.18.11
Hashicorp Vault	1.19.0 ≤ version < 1.19.6

Related CWEs

CWE-1088

Synchronous Access of Remote Resource without Timeout

The code has a synchronous call to a remote resource, but there is no timeout for the call, or the timeout is set to infinite.

References (1)

https://discuss.hashicorp.com/t/hcsec-2025-11-vault-vulnerable-to-recovery-key-cancellation-denial-of-service/75570

Source: security@hashicorp.com

Vendor Advisory

Timeline

No history available yet.