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chore(deps): update dependency fluxcd/flux2 to v2.8.8#79

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chore(deps): update dependency fluxcd/flux2 to v2.8.8#79
pedrotchang wants to merge 1 commit into
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renovate/fluxcd-flux2-2.x

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@pedrotchang pedrotchang commented May 31, 2026 •
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This PR contains the following updates:

Package Update Change
fluxcd/flux2 minor v2.7.5 → v2.8.8

Release Notes

fluxcd/flux2 (fluxcd/flux2)

v2.8.8

Compare Source

Highlights

Flux v2.8.8 is a patch release that includes CVE fixes via go-git v5.19.1 (source-controller, image-automation-controller), reliability fixes in helm-controller and source-controller, the move of Helm back to upstream v4.2.0, support for GCP sovereign cloud artifact registries, and dependency updates. Users are encouraged to upgrade for the best experience.

ℹ️ Please follow the Upgrade Procedure for Flux v2.7+ for a smooth upgrade from Flux v2.6 to the latest version.

Fixes:

  • Add a configurable HTTP timeout for artifact fetching, preventing fetches that could block indefinitely and stall reconciliations (helm-controller)
  • Fix unbounded memory growth caused by a Kubernetes client transport retry wrapper accumulating on every reconcile (helm-controller)
  • Stop force-applying non-CRD objects placed under a chart's crds/ directory (helm-controller)
  • Fix the Helm test action failing to find releases with names longer than 53 characters (helm-controller)
  • Improve path handling in the source reconcilers (source-controller)
  • Support Helm semver build-metadata encoding in OCIRepository tags (source-controller)

Improvements:

  • Update go-git to v5.19.1 which fixes CVE-2026-45571 and CVE-2026-45570 (source-controller, image-automation-controller)
  • Move Helm back to upstream v4.2.0 (source-controller, helm-controller)
  • Add support for GCP sovereign cloud artifact registries (source-controller, image-reflector-controller)
  • Upgrade Kubernetes to 1.36.1 (source-controller, helm-controller)
  • Update fluxcd/pkg dependencies
Components changelog
CLI changelog

Full Changelog: fluxcd/flux2@v2.8.7...v2.8.8

v2.8.7

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Highlights

Flux v2.8.7 is a patch release that includes a bug fix in kustomize-controller, a CVE fix in source-controller and image-automation-controller via go-git v5.19.0, and dependency updates. Users are encouraged to upgrade for the best experience.

ℹ️ Please follow the Upgrade Procedure for Flux v2.7+ for a smooth upgrade from Flux v2.6 to the latest version.

Fixes:

  • Fix management of objects annotated with kustomize.toolkit.fluxcd.io/ssa: IfNotPresent where non-namespaced resources were being deleted and recreated on each reconciliation (kustomize-controller)

Improvements:

  • Update go-git to v5.19.0 which fixes CVE-2026-45022 (source-controller, image-automation-controller)
  • Update fluxcd/pkg dependencies (source-controller, kustomize-controller, image-automation-controller)
Components changelog
CLI changelog

Full Changelog: fluxcd/flux2@v2.8.6...v2.8.7

v2.8.6

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Highlights

Flux v2.8.6 is a patch release that includes bug fixes and improvements across helm-controller, image-automation-controller, kustomize-controller, notification-controller, and source-controller. Users are encouraged to upgrade for the best experience.

ℹ️ Please follow the Upgrade Procedure for Flux v2.7+ for a smooth upgrade from Flux v2.6 to the latest version.

Fixes:

  • Fix a post-renderer conflict between overlapping hooks and templates (helm-controller)
  • Ignore force replace when server-side apply is enabled (helm-controller)
  • Fix a regression where generic providers would not forward commit status events (notification-controller)
  • Require the audience field on the GCR Receiver secret for tighter verification — will become mandatory in Flux v2.9 (notification-controller)

Improvements:

  • Introduce the MigrateAPIVersion feature gate for migrating the API version of resources in managed field entries (kustomize-controller)
  • Update go-git to v5.18.0 bringing performance improvements for Git operations (source-controller, image-automation-controller)
Components changelog
CLI changelog

Full Changelog: fluxcd/flux2@v2.8.5...v2.8.6

v2.8.5

Compare Source

Highlights

Flux v2.8.5 is a patch release that includes bug fixes and improvements across kustomize-controller, source-controller, and notification-controller. Users are encouraged to upgrade for the best experience.

ℹ️ Please follow the Upgrade Procedure for Flux v2.7+ for a smooth upgrade from Flux v2.6 to the latest version.

Fixes:

  • Fix a race condition where a cancelled reconciliation could leave stale data in the cache, causing Kustomizations to get stuck (kustomize-controller)
  • Fix Azure Blob prefix option not being passed to the storage client (source-controller)

Improvements:

  • Improve error message for encrypted SSH keys without password (source-controller)
  • Add optional email and audience fields to the GCR Receiver for tighter verification (notification-controller)
  • Add provider manifest example for Azure Event Hub managed identity authentication (notification-controller)
Components changelog
CLI changelog

Full Changelog: fluxcd/flux2@v2.8.4...v2.8.5

v2.8.4

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Highlights

Flux v2.8.4 is a patch release that includes fixes for the Flux CLI. Users are encouraged to upgrade for the best experience.

ℹ️ Please follow the Upgrade Procedure for Flux v2.7+ for a smooth upgrade from Flux v2.6 to the latest version.

Fixes:

  • Fix flux build ks and flux diff ks on Windows
  • Fix --source flag validation in create kustomization command
CLI changelog

Full Changelog: fluxcd/flux2@v2.8.3...v2.8.4

v2.8.3

Compare Source

Highlights

Flux v2.8.3 is a patch release that fixes a regression in helm-controller. Users are encouraged to upgrade for the best experience.

ℹ️ Please follow the Upgrade Procedure for Flux v2.7+ for a smooth upgrade from Flux v2.6 to the latest version.

Fixes:

  • Fix templating errors for charts that include --- in the content, e.g. YAML separators, embedded scripts, CAs inside ConfigMaps (helm-controller)
Components changelog
CLI changelog

Full Changelog: fluxcd/flux2@v2.8.2...v2.8.3

v2.8.2

Compare Source

Highlights

Flux v2.8.2 is a patch release that comes with various fixes. Users are encouraged to upgrade for the best experience.

ℹ️ Please follow the Upgrade Procedure for Flux v2.7+ for a smooth upgrade from Flux v2.6 to the latest version.

Fixes:

  • Fix enqueuing new reconciliation requests for events on source Flux objects when they are already reconciling the revision present in the watch event (kustomize-controller, helm-controller)
  • Fix the Go templates bug of YAML separator --- getting concatenated to apiVersion: by updating to Helm 4.1.3 (helm-controller)
  • Fix canceled HelmReleases getting stuck when they don't have a retry strategy configured by introducing a new feature gate DefaultToRetryOnFailure that improves the experience when the CancelHealthCheckOnNewRevision is enabled (helm-controller)
  • Fix the auth scope for Azure Container Registry to use the ACR-specific scope (source-controller, image-reflector-controller)
  • Fix potential Denial of Service (DoS) during TLS handshakes (CVE-2026-27138) by building all controllers with Go 1.26.1
Components changelog
CLI changelog

Full Changelog: fluxcd/flux2@v2.8.1...v2.8.2

v2.8.1

Compare Source

Highlights

Flux v2.8.1 is a patch release that comes with various fixes. Users are encouraged to upgrade for the best experience.

ℹ️ Please follow the Upgrade Procedure for Flux v2.7+ for a smooth upgrade from Flux v2.6 to the latest version.

Fixes:

  • Fix Git commit status events being dropped for Kustomizations (notification-controller)
  • Fix health check for StatefulSets when the Pods are Pending/Unschedulable during rollout (helm-controller, kustomize-controller)
Components changelog
CLI changelog

Full Changelog: fluxcd/flux2@v2.8.0...v2.8.1

v2.8.0

Compare Source

Highlights

Flux v2.8.0 is a feature release. Users are encouraged to upgrade for the best experience.

For a compressive overview of new features and API changes included in this release, please refer to the Announcing Flux 2.8 GA blog post.

Overview of the new features:

  • Helm v4 support, including server-side apply and kstatus-based health checking (HelmRelease)
  • Readiness evaluation of Helm-managed objects with CEL expressions (HelmRelease)
  • Improved observability of Helm releases with inventory tracking in .status.inventory (HelmRelease)
  • Reduced the mean time to recovery of Flux-managed applications via CancelHealthCheckOnNewRevision feature gate (Kustomization, HelmRelease)
  • Support for commenting on Pull Requests directly from Flux notifications (Provider)
  • Custom SSA apply stages for ordering resource application in kustomize-controller (Kustomization)
  • Automatic GitHub App installation ID lookup from the repository owner (GitRepository, ImageUpdateAutomation, Provider)
  • Support for Cosign v3 for verifying OCI artifacts and container images (OCIRepository)
  • ArtifactGenerator support for extracting and modifying Helm charts (ArtifactGenerator)
  • Bypass cache when fetching source objects via DirectSourceFetch feature gate (Kustomization, HelmRelease, ArtifactGenerator)

❤️ Big thanks to all the Flux contributors that helped us with this release!

Kubernetes compatibility

This release is compatible with the following Kubernetes versions:

Kubernetes version Minimum required
v1.33 >= 1.32.0
v1.34 >= 1.34.1
v1.35 >= 1.35.0

[!NOTE]
Note that the Flux project offers support only for the latest three minor versions of Kubernetes.
Backwards compatibility with older versions of Kubernetes and OpenShift is offered by vendors such as
ControlPlane that provide enterprise support for Flux.

OpenShift compatibility

Flux can be installed on Red Hat OpenShift cluster directly from OperatorHub using Flux Operator. The operator allows the configuration of Flux multi-tenancy lockdown, network policies, persistent storage, sharding, vertical scaling and the synchronization of the cluster state from Git repositories, OCI artifacts, and S3-compatible storage.

Upgrade procedure

⚠️ The Flux APIs v1beta2 and v2beta2 (deprecated in 2024) have reached end-of-life and have been removed from the CRDs.

Please follow the Upgrade Procedure for Flux v2.7+ for a smooth upgrade from older versions of Flux to v2.8.

Components changelog
CLI changelog
New Contributors

Full Changelog: fluxcd/flux2@v2.7.0...v2.8.0

Configuration

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🚦 Automerge: Disabled by config. Please merge this manually once you are satisfied.

♻ Rebasing: Whenever PR becomes conflicted, or you tick the rebase/retry checkbox.

🔕 Ignore: Close this PR and you won't be reminded about this update again.

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This PR has been generated by Mend Renovate.

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@pedrotchang @renovate-bot