Vulnerability Report

CVE-2025-11374

Title: Hashicorp Consul RCE

DoS

Proof Of Concept

No public PoC currently indexed for CVE-2025-11374.

CWE Category CWE-770

Published Date Oct 28, 2025

Modified Date Dec 22, 2025

Exploit Status Not Found

Score 6.5 CVSS v3.1

Exploit Probability (EPSS)

0.04%

Vulnerability Summary

CVE-2025-11374: 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.

Impacted Vendors

hashicorp 1

makandra 1

Reference Links

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

CVSS v3.1

Source Entity [email protected]

Severity MEDIUM

6.5

Attack Vector

NETWORK

Complexity

LOW

Privileges

N/A

Interaction

NONE

Confidentiality

N/A

Integrity

N/A

Availability

N/A

Scope

UNCHANGED

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

Associated Attack Patterns (CAPEC)

Total: Patterns

CVE-2025-11374 Exploits & PoCs (Proof Of Concept)

No public PoCs found in our database for this CVE.

December 22, 2025 MODIFIED

Vulnerability data or affected products updated.

December 22, 2025 MODIFIED

Vulnerability data updated via NVD.

October 28, 2025 PUBLISHED

Vulnerability first announced in NVD.

Attack Vector Matrix

Access Vector NETWORK

Complexity LOW

Privileges N/A

Interaction NONE

CVSS Vector String


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

Affected Stack

No specific products linked.