Consul Community Edition and Consul Enterprise 1.3.0 through 2.0.2 are vulnerable to an unauthenticated denial of service in several agent HTTP API endpoints. A remote caller could cause the agent to consume substantial memory before the request was rejected. This vulnerability, CVE-2026-19113, is fixed in Consul 2.0.3 and Consul Enterprise 1.21.17, 1.22.11, and 2.0.3.
History

Fri, 07 Aug 2026 20:45:00 +0000

Type Values Removed Values Added
First Time appeared Hashicorp
Hashicorp consul
Hashicorp consul Enterprise
Vendors & Products Hashicorp
Hashicorp consul
Hashicorp consul Enterprise

Fri, 07 Aug 2026 19:45:00 +0000

Type Values Removed Values Added
Description Consul Community Edition and Consul Enterprise 1.3.0 through 2.0.2 are vulnerable to an unauthenticated denial of service in several agent HTTP API endpoints. A remote caller could cause the agent to consume substantial memory before the request was rejected. This vulnerability, CVE-2026-19113, is fixed in Consul 2.0.3 and Consul Enterprise 1.21.17, 1.22.11, and 2.0.3.
Title Unauthenticated denial of service via unbounded request body processing
Weaknesses CWE-400
References
Metrics cvssV3_1

{'score': 5.3, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L'}


cve-icon MITRE

Status: PUBLISHED

Assigner: HashiCorp

Published:

Updated: 2026-08-07T19:20:32.261Z

Reserved: 2026-08-06T14:10:14.667Z

Link: CVE-2026-19113

cve-icon Vulnrichment

No data.

cve-icon NVD

No data.

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2026-08-07T20:30:17Z