Resource exhaustion in Hashicorp Vault
CVE-2025-12044
Vault and Vault Enterprise (“Vault”) are vulnerable to an unauthenticated denial of service when processing JSON payloads. This occurs due to a regression from a previous fix for [+HCSEC-2025-24+|https://discuss.hashicorp.com/t/hcsec-2025-…
EPSS: 0.003 (54.1th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 7.5 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H.
Affected products
- Hashicorp Vault — versions 1.20.3
- Hashicorp Vault Enterprise — versions 1.20.3, 1.19.9, 1.18.14
Weakness classification (CWE)
References
Frequently asked questions
- What is CVE-2025-12044?
- CVE-2025-12044 is a high-severity vulnerability in Hashicorp Vault, classified under Allocation of Resources Without Limits or Throttling. CVSS score: 7.5/10. Published 2025-10-23.
- How severe is CVE-2025-12044?
- High severity. CVSS v3 base score is 7.5 out of 10.