Consul Connect
Backend & InfraConsul is a distributed, highly available, and data center aware solution to connect and configure applications across dynamic, distributed infrastructure.
Release History
v1.22.24 fixesThis patch release (1.22.2) focuses on security updates, including a Go upgrade, and several bug fixes across the agent, CLI, audit logging, and mesh routing components.
ent-changelog-1.22.0Breaking9 fixes8 featuresThis release shares the Consul Enterprise changelog, focusing heavily on security hardening, including Envoy upgrades and DoS mitigations. It also introduces new features like multi-port service registration and OIDC client authentication improvements.
ent-changelog-1.20.133 fixesThis release updates the underlying Go version for security and includes several UI improvements related to Ember deprecations. It also addresses critical bugs in ACL replication and XDS configuration.
ent-changelog-1.20.12Breaking6 fixes3 featuresThis release focuses heavily on security fixes, addressing path traversal and DoS vulnerabilities, and introduces new enterprise utilization reporting APIs and CLI commands. It also includes substantial modernization of the Consul UI codebase.
ent-changelog-1.20.111 fix4 featuresThis release primarily focuses on numerous security enhancements, including dependency upgrades and fixes for various vulnerabilities, alongside introducing configuration options for maximum request header size.
ent-changelog-1.20.101 fix1 featureThis release updates the underlying Go version for security and introduces an improved code editor component in the Consul UI, alongside a fix for pprof capture in ACL-enabled environments.
ent-changelog-1.20.9This release primarily serves to announce the availability of the Consul Enterprise changelog and includes several dependency updates for security and maintenance.
ent-changelog-1.20.82 fixes1 featureThis release primarily shares the Consul Enterprise changelog and includes security updates by upgrading the UBI base image and Go version. It also contains minor improvements and bug fixes related to configuration warnings and catalog registration errors.
ent-changelog-1.20.0Breaking1 fix2 featuresThis release primarily focuses on security enhancements, including XSS mitigation and dependency upgrades (Go 1.22.7, AWS SDK), while also introducing new Grafana dashboards and removing deprecated v2 server features.
ent-changelog-1.19.131 fix4 featuresThis release primarily focuses on security enhancements, including dependency upgrades and fixes for various vulnerabilities, alongside introducing configuration options for request header size limits.
ent-changelog-1.19.121 fix1 featureThis release shares the Consul Enterprise changelog, updates Go to address a security vulnerability, and includes UI improvements and a specific CLI bug fix.
ent-changelog-1.19.11This release notifies consumers of the availability of the Consul Enterprise changelog and includes dependency bumps for security purposes.
ent-changelog-1.19.102 fixes1 featureThis release (1.19.10 Enterprise) shares the Consul Enterprise changelog, focusing heavily on security updates, including base image upgrades and Go version bumps, alongside minor feature additions and bug fixes.
ent-changelog-1.19.0Breaking3 fixes4 featuresThis release introduces a refactored, v1/v2 Catalog compatible DNS server by default and adds support for filesystem-based TLS certificates for API Gateways. It also addresses security vulnerabilities via dependency upgrades and modifies telemetry metric naming conventions.
ent-changelog-1.18.173 fixes1 featureThis release primarily serves to announce the availability of the Consul Enterprise changelog and designates Consul Enterprise 1.18 as an LTS version. It includes security updates and several UI and xDS bug fixes.
ent-changelog-1.18.16Breaking6 fixes1 featureThis release shares the Consul Enterprise changelog, introduces a new enterprise API endpoint, and addresses several critical security vulnerabilities through improved validation and DoS mitigation. The UI has also undergone significant modernization to address Ember deprecations.
ent-changelog-1.18.151 fix4 featuresThis release primarily focuses on numerous security enhancements, including dependency upgrades and fixes for various vulnerabilities, alongside introducing configuration options for maximum request header size.
ent-changelog-1.18.142 fixes1 featureThis release updates the underlying Go version to address a critical security vulnerability (CVE-2025-47906) and improves the Consul UI by adopting HDS components.
ent-changelog-1.18.131 featureThis release announces the availability of Consul Enterprise 1.18, which is designated as an LTS release, and includes minor dependency updates.
ent-changelog-1.18.122 fixes1 featureThis release (1.18.12 Enterprise) shares the Consul Enterprise changelog, designates 1.18 as LTS, and includes several security updates, including upgrading the UBI base image and Go version.
ent-changelog-1.18.0Breaking5 fixes9 featuresVersion 1.18.0 shares the Consul Enterprise changelog and introduces several new features, including experimental v2 DNS support and HCP linking capabilities, alongside critical security updates.
ent-changelog-1.17.0Breaking3 fixes19 featuresThis release introduces the feature preview of Consul's v2 Catalog and Resource API, alongside significant security updates addressing multiple CVEs. It also adds extensive new features related to ACL templating and API Gateway capabilities.
ent-changelog-1.16.0Breaking6 fixes13 featuresThis release introduces several new features, particularly around XDS extensions, permissive mTLS, and enterprise audit logging capabilities. It also contains breaking changes related to permission handling on specific API endpoints and removal of deprecated peering behavior.
ent-changelog-1.15.191 featureThis release merges Consul Enterprise changes into the 1.15.x branch and includes a backport adding missing Service TaggedAddresses and Check Type fields to the Txn API.
ent-changelog-1.15.0Breaking2 fixes9 featuresThis release introduces API Gateway (Beta) support, new troubleshooting CLI commands, and significant breaking changes related to ACL error formats and the removal of legacy ACL functionality. It also upgrades the underlying Go version to 1.20.1 to resolve security vulnerabilities.
ent-changelog-1.14.0Breaking1 fix24 featuresThis release introduces significant features around DNS-proxy support, gRPC enhancements, and extensive new functionality for cluster peering. It also contains breaking changes related to gRPC port configuration separation and the removal of older Envoy support.
ent-changelog-1.13.0Breaking7 fixes13 featuresThis release introduces Cluster Peering (Beta) and transparent proxying via terminating gateways, alongside numerous gRPC API enhancements and bug fixes. Consumers must remove the deprecated telemetry config flag and ensure Envoy is updated past version 1.19.
ent-changelog-1.12.0Breaking13 featuresThis release introduces significant features like AWS IAM Auth method support, per-listener TLS configuration, and auto-reloading of configuration files. It also includes several breaking changes in testutil structs and telemetry defaults.
ent-changelog-1.11.0Breaking9 featuresThis release introduces Admin Partitions (Enterprise only) and significant improvements to Connect TLS configuration and Vault provider support. It also removes the legacy ACL system, requiring users to migrate before upgrading.
ent-changelog-1.21.73 fixesThis release primarily shares the Consul Enterprise changelog and includes a security upgrade to Go 1.25.4, alongside several UI improvements and bug fixes related to ACLs and XDS.
ent-changelog-1.21.6Breaking7 fixes3 featuresThis release focuses heavily on security enhancements, including fixes for path traversal and DoS vulnerabilities, alongside significant improvements and modernization within the Consul UI components.
v1.22.13 fixesThis patch release focuses on security updates by upgrading Envoy and Go crypto libraries, alongside numerous UI improvements resolving Ember deprecations and several bug fixes across ACLs and XDS.
v1.22.0Breaking10 fixes8 featuresConsul 1.22.0 delivers significant security enhancements, including DoS mitigations and key validation on the KV endpoint, alongside new features like multi-port service registration and OIDC JWT assertion support.
v1.22.0-rc2Breaking1 fixThis release focuses heavily on security enhancements, addressing several CVEs related to DoS attacks and path traversal via the KV endpoint, and includes a minor fix for the operator utilization command help output.
v1.22.0-rc1Breaking3 fixes4 featuresThis release upgrades the bundled Envoy version to 1.35.3, introduces support for registering services with multiple ports, and enhances IPv6/dual-stack capabilities across the agent and CLI. It also includes several UI accessibility and bug fixes.
v1.21.51 fix4 featuresThis release focuses heavily on security enhancements, including dependency upgrades and fixes for path traversal, authentication bypass, and sensitive data exposure. New configuration options for request header size (`max_request_headers_kb`) were also introduced.
v1.21.41 fixThis patch release primarily addresses a security vulnerability by updating the Go version and includes a UI improvement replacing the internal code editor with HDS components, alongside a CLI bug fix related to pprof capture.
v1.21.32 fixes1 featureThis patch release focuses on improving the readability and handling of IPv6 addresses within the Consul UI and adds validation for IP addresses during service registration.
v1.21.23 fixesThis patch release focuses primarily on security updates, including upgrading the UBI base image and Go to 1.23.10, alongside several bug fixes related to catalog registration, licensing, and WAN federation.
ent-changelog-1.20.72 featuresThis release shares the Consul Enterprise changelog and announces availability, introducing configurable XDS load balancing disabling and LUA script extension for API Gateway.
ent-changelog-1.19.9This release serves to announce the availability of the Consul Enterprise changelog. Consumers are warned that the attached source and assets do not contain the actual Enterprise code.
v1.21.12 featuresThis release introduces extended LUA Script support for API Gateway and adds a configurable option to disable XDS session load balancing.
ent-changelog-1.21.0+entBreaking2 featuresThis release shares the Consul Enterprise changelog, introducing configuration for TLS SNI and removing the HCP Link integration. It also includes improvements to Raft and logging levels.
v1.21.05 featuresVersion 1.21.0 introduces simplified service discovery, GCS support for K8s snapshots, and OpenShift 4.17 compatibility. It also includes several logging level adjustments for raft, SubMatView, and xDS operations.
ent-changelog-1.19.81 fixVersion 1.19.8 is released to share the Consul Enterprise changelog, primarily containing security updates and a bug fix related to the Txn API.
ent-changelog-1.19.71 fixThis release primarily addresses security vulnerabilities by updating several Go dependencies and upgrading the Go version to 1.23.6, alongside a minor bug fix for NetBSD compilation.
ent-changelog-1.19.61 fixThis release shares the Consul Enterprise changelog and includes an upgrade to Go 1.31.2, along with a fix for an API submodule checksum mismatch.
ent-changelog-1.18.11This release (1.18.11) primarily serves to share the Consul Enterprise changelog and notify consumers of its availability, while updating several Go dependencies to address security vulnerabilities.
ent-changelog-1.18.101 fixThis release (1.18.10 Enterprise) shares the Consul Enterprise changelog, updates several Go dependencies to address security vulnerabilities, upgrades the Go version to 1.23.6, and fixes a NetBSD compilation error.
ent-changelog-1.18.91 fixThis release primarily serves to share the Consul Enterprise changelog and notes that the attached assets are not the official Consul Enterprise code.
v1.20.61 fix1 featureThis release focuses on security updates by upgrading several dependencies, including Go itself, and introduces a new feature allowing Consul Sessions to update Health Check states.
v1.21.0-rc21 featureThis release introduces support for Consul Session integration with Health Checks for more dynamic health monitoring.
v1.20.51 fixThis patch release upgrades the Go version to 1.23.6 and addresses several security vulnerabilities by updating dependencies. A compilation error on NetBSD was also resolved.
v1.21.0-rc1Breaking1 fix2 featuresThis release focuses on security updates by upgrading several Go dependencies and the Go runtime to 1.23.6, while also removing the HCP Link integration and adding configuration options for TLS SNI.
v1.20.41 fixThis patch release upgrades the consul/api dependency to Go 1.31.2 and fixes an API submodule checksum mismatch issue by retracting a previous version.
ent-changelog-1.19.53 fixesThis release primarily focuses on security updates by upgrading the Go version to address several CVEs, alongside minor improvements and bug fixes for logging, TLS configuration, and AWS authentication calls.
ent-changelog-1.18.81 fix1 featureThis release announces the availability of Consul Enterprise 1.18 LTS and includes security updates by upgrading the Go version, along with minor improvements and a bug fix for OpenBSD builds.
v1.20.33 fixesThis patch release focuses on security by upgrading the embedded Go version to address several CVEs, alongside minor improvements and bug fixes in TLS configuration and AWS service calls.
ent-changelog-1.15.181 fixThis release shares the Consul Enterprise changelog for the 1.15 LTS branch and includes a bug fix related to AWS service calls in aws-auth.
ent-changelog-1.15.171 fix1 featureThis release primarily serves to share the Consul Enterprise changelog and confirm the availability of the Enterprise LTS branch. It includes security updates by upgrading the underlying Go version.
ent-changelog-1.18.72 fixes1 featureThis release shares the Consul Enterprise changelog for the 1.18 LTS branch and includes fixes for TLS enforcement in the API Gateway and AWS service calls.
ent-changelog-1.19.4Breaking4 fixes4 featuresConsul 1.19.4 Enterprise release focuses heavily on security fixes, dependency updates, and introduces path normalization enforcement in Enterprise mesh proxies as a breaking change. It also adds new matching capabilities for L7 Intentions in Enterprise environments.
ent-changelog-1.18.6Breaking3 fixes1 featureThis Enterprise LTS release focuses heavily on security updates, dependency upgrades, and fixes related to ACL filtering, HCL configuration, and proxy behavior. It also introduces Service Principal Auth for the snapshot agent on Azure for Enterprise users.
ent-changelog-1.15.16Breaking2 fixes1 featureThis release shares the Consul Enterprise changelog, highlights that Consul Enterprise 1.15 is an LTS release, and includes several security fixes and an improvement for snapshot agent authentication on Azure.