5.3 MEDIUM
- CVSS version (CVSS): 3.1
- Attack Vector (AV): Network (N)
- Attack Complexity (AC): Low (L)
- Privileges Required (PR): None (N)
- User Interaction (UI): None (N)
- Scope (S): Unchanged (U)
- Confidentiality (C): None (N)
- Integrity (I): None (N)
- Availability (A): Low (L)
- Modified Attack Vector (MAV): Network (N)
- Modified Attack Complexity (MAC): Low (L)
- Modified Privileges Required (MPR): None (N)
- Modified User Interaction (MUI): None (N)
- Modified Confidentiality (MC): None (N)
- Modified Scope (MS): Unchanged (U)
- Modified Integrity (MI): None (N)
- Modified Availability (MA): Low (L)
Activity log
- Created suggestion
Unauthenticated denial of service via unbounded request body processing
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.
Affected products
- <2.0.3
- <2.0.3
Matching in nixpkgs
pkgs.consul
Tool for service discovery, monitoring and configuration
pkgs.envconsul
Read and set environmental variables for processes from Consul
pkgs.consul-alerts
Highly available daemon for sending notifications and reminders based on Consul health checks
pkgs.consul-template
Generic template rendering and notifications with Consul
pkgs.python313Packages.consul
Python client for Consul (https://www.consul.io/)
pkgs.python314Packages.consul
Python client for Consul (https://www.consul.io/)
pkgs.prometheus-consul-exporter
Prometheus exporter for Consul metrics
pkgs.terraform-providers.consul
None
Package maintainers
-
@vdemeester Vincent Demeester <vincent@sbr.pm>
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@nh2 Niklas Hambüchen <mail@nh2.me>
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@techknowlogick techknowlogick <techknowlogick@gitea.com>
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@cpcloud Phillip Cloud
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@hectorj Hector Jusforgues <hector.jusforgues+nixos@gmail.com>
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@panicgh Nicolas Benes <nbenes.gh@xandea.de>