What’s Vulnerable › Vulnerabilities
CVE-2025-4656: Vault Vulnerable to Recovery Key Cancellation Denial of Service
- Severity: low (CVSS 3.1 v3.1)
- Exploited in the wild: not listed in CISA KEV
- EPSS: 0.3% probability of exploitation in the next 30 days
- Public exploit or detection template: none known
- Published: 2025-06-25 · updated 2026-06-17
- Weakness: CWE-1088
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 products
- HashiCorp Vault: from 1.14.8 before 1.16.22; from 1.14.8 before 1.20.0; from 1.17.0 before 1.17.17; from 1.18.0 before 1.18.11; from 1.19.0 before 1.19.6 — fixed in 1.16.22, 1.17.17, 1.18.11, 1.19.6, 1.20.0
How to fix
Upgrade to a fixed version: HashiCorp Vault 1.16.22, 1.17.17, 1.18.11, 1.19.6. Check the vendor advisory for mitigations.
References
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