CVE-2025-11374

MEDIUM

6.5

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.

CVE Details

CVSS v3.1 Score6.5

SeverityMEDIUM

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

Attack VectorNETWORK

ComplexityLOW

Privileges RequiredLOW

User InteractionNONE

Published10/28/2025

Last Modified12/22/2025

Sourcenvd

Honeypot Sightings0

Affected Products

hashicorp:consul

Weaknesses (CWE)

CWE-770

References

https://discuss.hashicorp.com/t/hcsec-2025-29-consuls-kv-endpoint-is-vulnerable-to-denial-of-service/76724(security@hashicorp.com)

IOC Correlations

No correlations recorded

This product uses data from the NVD API but is not endorsed or certified by the NVD.