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CVE-2025-12044

nvd nist
Published: Oct 23, 2025Modified: Jun 17, 2026

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7.5
Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Exploitability: 3.9 / Impact: 3.6
Source: security@hashicorp.com (Secondary)

Description

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 (5)

Products: Hashicorp: Vault
Hashicorp
1 product
Vault
Configuration A
5 vulnerable
Vulnerable SoftwareAffected Versions
Hashicorp
Vault
From 1.20.3 to 1.21.0
Vault
From 1.16.25 to 1.16.27
Vault
From 1.18.14 to 1.18.15
Vault
From 1.19.9 to 1.19.11
Vault
From 1.20.3 to 1.20.5

Related CWEs

CWE-770
Allocation of Resources Without Limits or Throttling
The product allocates a reusable resource or group of resources on behalf of an actor without imposing any restrictions on the size or number of resources that can be allocated, in violation of the intended security policy for that actor.

References (1)

Source: security@hashicorp.com
Vendor Advisory

Timeline

No history available yet.