Releases — RATATOSK

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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