4.2 MEDIUM
- CVSS version (CVSS): 3.1
- Attack Vector (AV): Network (N)
- Attack Complexity (AC): High (H)
- Privileges Required (PR): Low (L)
- User Interaction (UI): None (N)
- Scope (S): Unchanged (U)
- Confidentiality (C): Low (L)
- Integrity (I): Low (L)
- Availability (A): None (N)
- Modified Attack Vector (MAV): Network (N)
- Modified Attack Complexity (MAC): High (H)
- Modified Privileges Required (MPR): Low (L)
- Modified User Interaction (MUI): None (N)
- Modified Confidentiality (MC): Low (L)
- Modified Scope (MS): Unchanged (U)
- Modified Integrity (MI): Low (L)
- Modified Availability (MA): None (N)
Activity log
- Created suggestion
L7 intention authorization bypass via custom public listener
Consul Community Edition and Consul Enterprise 1.20.1 through 2.0.2 are vulnerable to an L7 intention authorization bypass when a service proxy is configured with a custom public listener. An authenticated mesh workload may reach HTTP paths that are blocked by a path-based deny intention. This vulnerability, CVE-2026-15970, 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>