Releases

AI-analyzed release notes for CNCF graduated and incubating projects.

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Crossplanev2.4.0Orchestration & ManagementAug 20, 2026

ACTION 15CHECK 4PLAN 1OTHER 33View full analysis

A release with breaking operational changes, new runtime behavior, and correctness fixes. It also updates the Go toolchain and dependencies for security fixes, including changes that affect CLI publication, package operation, and resource deletion.

Action needed (15)

securityGo version and dependency security updates
Crossplane now builds and runs with a newer Go version to include standard library CVE fixes. The release also includes security updates to Crossplane's Go dependencies.
securityGo 1.25.10
Go was updated to 1.25.10 to fix standard library CVEs.
securitygolang.org/x/crypto v0.52.0
The golang.org/x/crypto module was updated to v0.52.0 for security fixes.
securitygolang.org/x/sys v0.44.0
The golang.org/x/sys module was updated to v0.44.0 for security fixes.
securitygolang.org/x/net v0.55.0
The golang.org/x/net module was updated to v0.55.0 for security fixes.
securitygithub.com/sigstore/cosign/v3 v3.0.6
The github.com/sigstore/cosign/v3 module was updated to v3.0.6 for security fixes.
securitygithub.com/sigstore/rekor v1.5.2
The github.com/sigstore/rekor module was updated to v1.5.2 for security fixes.
securitygithub.com/sigstore/timestamp-authority/v2 v2.1.0
The github.com/sigstore/timestamp-authority/v2 module was updated to v2.1.0 for security fixes.
securitygithub.com/sigstore/sigstore-go v1.2.0
The github.com/sigstore/sigstore-go module was updated to v1.2.0 for security fixes.
securityCombined grpc, x/net, and x/text security updates
Combined security updates were applied to grpc, x/net, and x/text.
securitygolang.org/x/net v0.56.0
The golang.org/x/net module was updated to v0.56.0 for security fixes.
securitygolang.org/x/text v0.39.0
The golang.org/x/text module was updated to v0.39.0 for security fixes.
securityVulnerable dependency updates
Vulnerable dependencies were updated for security fixes.
securitygithub.com/sigstore/sigstore-go v1.2.1
The github.com/sigstore/sigstore-go module was updated to v1.2.1 for security fixes.
securitygolang.org/x/mod v0.40.0
The golang.org/x/mod module was updated to v0.40.0 for security fixes.

Check if affected (4)

breakingCrossplane CLI publication location and binary name
Applies if you use the Crossplane CLI.
breakingspec.replicas behavior in DeploymentRuntimeConfig
Applies if DeploymentRuntimeConfig configures spec.replicas.
breakingNarrowed composed resource garbage collection
Applicability is not stated in the release notes.
+ 1 more on the release page

Plan ahead (1)

deprecatedCrossplane v1.20 support endremoval planned in v2.5 (Nov 2026)
Applies when v2.5 is released in Nov 2026 and Crossplane v1.20 runs.

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Kyvernov1.19.0SecurityAug 20, 2026

ACTION 7CHECK 6PLAN 1OTHER 160View full analysis

A substantial operator-facing release with new CLI, Helm, and policy capabilities alongside fixes and dependency updates. It also changes existing behavior through security fixes, deprecations, removals, and stricter constraints that may require review before upgrading.

Action needed (7)

securityhighIntermediate certificate limits
Intermediate certificates are limited to mitigate CVE-2026-32280. The fix ships in Kyverno v1.19.0.
securityhighGo toolchain 1.26.3
The Go toolchain was upgraded to 1.26.3 to resolve CVE-2026-39836. The updated toolchain ships in Kyverno v1.19.0.
securityRegenerated CRDs and documentation for GHSA-79gf-7frw-68m9
CRDs and documentation were regenerated after the API bump associated with GHSA-79gf-7frw-68m9. The updated artifacts ship in Kyverno v1.19.0.
securityUpdated golang.org/x/crypto and x/net dependencies
The golang.org/x/crypto dependency was updated to v0.53.0 and x/net to v0.56.0 to resolve security CVEs. The dependency updates ship in Kyverno v1.19.0.
securityPatched ORAS and sigstore vulnerabilities
The ORAS and sigstore dependencies were patched for CodeQL vulnerabilities. The dependency fixes ship in Kyverno v1.19.0.
securityCodeQL vulnerability fixes
Open CodeQL security vulnerabilities were addressed. The fixes ship in Kyverno v1.19.0.
securitycel-go v0.30.0
cel-go was updated to v0.30.0 to resolve CVE-2026-GHSA-gcjh-h69q-9w9g. The updated dependency ships in Kyverno v1.19.0.

Check if affected (6)

breakingRequired --resource for the migrate command
Applies when the migrate command runs.
breakingDefault userInfo groups and UID during background scans
Applies when background scans run.
breakingexcludeBootstrapResources webhook flag
Applies when you configure Fail webhooks.
+ 3 more on the release page

Plan ahead (1)

deprecatedDeprecation notices for legacy kyverno.io policy types
Applies when you use legacy kyverno.io policy types.

Source ↗

Backstagev1.54.0CI/CD & App DeliveryAug 18, 2026

ACTION 2CHECK 16PLAN 3OTHER 238View full analysis

A broad release with dependency updates, breaking changes to commands, authentication patterns, and connection APIs, plus new AWS connection support and updates across the catalog, scaffolder, search, and UI. It also includes Kubernetes plugin security fixes and an undisclosed security announcement.

Action needed (2)

breakingStrict TypeScript configuration schema validation
Package preparation now validates TypeScript configuration schemas strictly before publishing.
breakingPortable configuration schemas for root connection types
Connection types now use portable configuration schemas as the source of root connection types.

Check if affected (16)

securityKubernetes plugin security fixes
Applies if you use the Kubernetes plugin.
breakingBackend connection APIs, removed from package exports
Applies if you use connectionsServiceRef, connectionsServiceFactory, DefaultConnectionsService, declareConnection, RootConnection, or AnyRootConnection.
breakingNode.js snapshots in generated backend Dockerfiles
Applies if you configure generated backend Dockerfiles.
+ 13 more on the release page

Plan ahead (3)

deprecatedThe plugin-web-library template, updated to toastApiRef
Applies if you use the plugin-web-library template.
deprecatedZod v3 schemas, deprecated
Applies if you depend on Zod v3 schemas.
deprecatedThe catalog.providers.backstageOpenapi.plugins option, deprecated
Applies if you configure catalog.providers.backstageOpenapi.plugins.

Source ↗

Prometheusv3.14.0ObservabilityAug 18, 2026

ACTION 1CHECK 1PLAN 1OTHER 39View full analysis

A maintenance release with an API deprecation, operator-visible removals and default changes, new capabilities, performance improvements, and correctness fixes across discovery, PromQL, TSDB, and other components. No security advisories or explicitly described security vulnerabilities are included.

Action needed (1)

breakingDefault support for PromQL duration expressions
Duration expressions are enabled by default in PromQL. The promql-duration-expr feature flag is now a no-op.

Check if affected (1)

breakingThe __meta_hetzner_datacenter label, removed
Applies if you use hcloud targets.

Plan ahead (1)

deprecatedThe stats query parameter, deprecated for other valuesremoval date not announced
Applies if you set stats to a value other than true or all.

Source ↗

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