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-2025-24-vault-denial-of-service-though-complex-json-payloads/76393] which allowed for processing JSON payloads before applying rate limits. This vulnerability, CVE-2025-12044, is fixed in Vault Community Edition 1.21.0 and Vault Enterprise 1.16.27, 1.19.11, 1.20.5, and 1.21.0.
- Affected products
- Red Os, Vault, Vault Enterprise
- Hashicorp Vault
- < 1.16.27, 1.18.15, 1.19.11, 1.20.5, 1.21.0
- Fix
- Available
- CVSS 3.1
- 7.5 HIGH
- EPSS
- 0.5% (42th percentile)
- Weakness
- CWE-770
- NVD status
- Analyzed
- Published
- 2025-10-23
- Attack patterns
- CAPEC-130
No indexed exploits for CVE-2025-12044 yet
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No exploit for CVE-2025-12044 has been indexed yet. Our index is built from live traffic and upstream syncs, so this page can only say what it knows — not that no exploit exists.