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Description

Consul and Consul Enterprise’s (“Consul”) key/value endpoint is vulnerable to denial of service (DoS) due to incorrect Content Length header validation. This vulnerability, CVE-2025-11374, is fixed in Consul Community Edition 1.22.0 and Consul Enterprise 1.22.0, 1.21.6, 1.20.8 and 1.18.12.

PUBLISHED Reserved 2025-10-06 | Published 2025-10-28 | Updated 2025-12-09 | Assigner HashiCorp




MEDIUM: 6.5CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

Problem types

CWE-770: Allocation of Resources Without Limits or Throttling

Product status

Default status
unaffected

Any version before 1.22.0
affected

Default status
unaffected

Any version before 1.22.0
affected

References

discuss.hashicorp.com/...lnerable-to-denial-of-service/76724

cve.org (CVE-2025-11374)

nvd.nist.gov (CVE-2025-11374)

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Data based on CVE®. Copyright © 1999-2025, The MITRE Corporation. All rights reserved.