Releases — RATATOSK

Daprv1.18.2Orchestration & ManagementJul 21, 2026

A maintenance release that corrects runtime, workflow, actor, metrics, component, and sidecar defects. It adds Kafka configuration and health-check capabilities and includes two security-related dependency upgrades.

Action needed (3)

securitymediumgithub.com/go-chi/chi/v5 updated for CVE-2025-69725
github.com/go-chi/chi/v5 is updated to v5.2.4, which resolves CVE-2025-69725.
securitymediumgo.mongodb.org/mongo-driver and github.com/dapr/components-contrib updates
go.mongodb.org/mongo-driver is updated to v1.17.7, and the github.com/dapr/components-contrib dependency is bumped to v1.18.3. The change carries advisory CVE-2026-2303.
breakingConflict errors for workflow instance IDs
Create requests for workflow instance IDs are rejected with a conflict error that names the blocking child workflow.

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Daprv1.18.0Orchestration & ManagementJun 10, 2026

ACTION 8CHECK 6PLAN 1OTHER 108View full analysis

A substantial operator-facing release adds workflow and MCP capabilities alongside control-plane, API, component, and lifecycle changes. It also includes security fixes, dependency and default updates, and compatibility constraints that affect upgrade planning and configuration review.

Action needed (8)

securitymediumThe golang.org/x/image dependency update for GO-2026-4962
golang.org/x/image is updated to v0.39.0 for GO-2026-4962.
securityThe durabletask-go and pgx dependency updates
durabletask-go is updated to v0.12.1, and pgx is updated as part of the vulnerability fixes.
breakingThe WorkflowsRemoteActivityReminder default, enabled
WorkflowsRemoteActivityReminder is enabled by default. Cross-app workflow activity results are delivered through Scheduler reminders unless the setting is changed.
breakingThe HotReload default, enabled
HotReload is enabled by default for Components, Subscriptions, MCPServers, Configurations, HTTPEndpoints, Resiliencies, and WorkflowAccessPolicies.
breakingSidecar probe defaults
Sidecar probe defaults now give liveness more time before a kubelet restart, at about 230 seconds, while readiness responds more quickly.
breakingThe HotReload default, enabled in v1.18
HotReload is enabled by default in v1.18.
breakingLiveness and readiness probe defaults
The default liveness probe is widened, and the readiness probe default is tightened.
breakingChanged sidecar probe defaults
Sidecar probe defaults now set liveness to be more lenient, at about 230 seconds before a kubelet restart, and readiness to be tighter, at about 3 seconds for the control plane and 5 seconds for daprd.

Check if affected (6)

securityService invocation path traversal ACL bypass fix
Applies if you use service invocation.
A security fix addresses a path traversal ACL bypass in service invocation.
breakingThe MCPServerResource and WorkflowAccessPolicy feature gates, removed
Applies if you configure the MCPServerResource or WorkflowAccessPolicy feature gates.
The MCPServerResource and WorkflowAccessPolicy feature gates are removed.
breakingThe Sentry Ed25519 workload identity key rollback constraint
Applicability is not stated in the release notes.
Dapr 1.18 introduces Ed25519 workload identity keys, and Sentry persists the Ed25519-keyed CA in the dapr-trust-bundle secret. Direct rollback from 1.18 to 1.17.6 or earlier is not supported.
+ 3 more on the release page

Plan ahead (1)

deprecatedThe ScheduleJobAlpha1 alpha RPCs, deprecated
Applies if you use ScheduleJobAlpha1.
The alpha RPCs, including ScheduleJobAlpha1, are deprecated in this release but remain fully functional.

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