Helm v3.21.3

Source available — automated, not human-reviewed

Component: helm · Channel: stable. Automated analysis, not a compatibility certification. How this works.

Analysis updated: 2026-11-01.

Compatibility not verified — check source notes

📄 .MD

🔧 Bug Fixes 4

⚡ Executive Summary (TL;DR)

Helm v3.21.3. Source highlight: Helm v3.21.3 is a patch release. Users are encouraged to upgrade for the best experience.

Visit Helm Official Site ↗ Official Release Source ↗ All Helm Releases 📡 Helm RSS

Who Does This Impact? (Role-Based Analysis)

💻 Software Engineers & Devs

Check the source notes against the package and APIs you use before upgrading.

📊 Product & Engineering Leads

Use the documented changes to assess relevance to your product; release frequency alone is not a quality measure.

⚙️ DevOps & Security

Verify the target version, runtime requirements and rollback procedure in the official documentation.

🔧 Bug Fixes & Patches (4)

for discussing PRs, code, and bugs
Test, debug, and contribute charts: ArtifactHub/packages
4.2.4 and 3.21.4 are the next patch releases scheduled for August 12, 2026
fix: drop containerd v1 dep to resolve govulncheck CVEs 037733e7d51b08e30a0233bd546c345ab3ea3bba (Benoit Tigeot)

📄 View Raw Release Notes (Original Developer Log)

Helm v3.21.3 is a patch release. Users are encouraged to upgrade for the best experience. The community keeps growing, and we'd love to see you there! - Join the discussion in [Kubernetes Slack](https://kubernetes.slack.com): - for questions and just to hang out - for discussing PRs, code, and bugs - Hang out at the Public Developer Call: Thursday, 9:30 Pacific via [Zoom](https://zoom.us/j/696660622) - Test, debug, and contribute charts: [ArtifactHub/packages](https://artifacthub.io/packages/search?kind=0) ## Installation and Upgrading Download Helm v3.21.3. The common platform binaries are here: - [MacOS amd64](https://get.helm.sh/helm-v3.21.3-darwin-amd64.tar.gz) ([checksum](https://get.helm.sh/helm-v3.21.3-darwin-amd64.tar.gz.sha256sum) / 76d0db4730b05d3d625eee11e80f0721b32b4d8422f4e5d093de6337bf3ac9f8) - [MacOS arm64](https://get.helm.sh/helm-v3.21.3-darwin-arm64.tar.gz) ([checksum](https://get.helm.sh/helm-v3.21.3-darwin-arm64.tar.gz.sha256sum) / 19879a848cad832b7a1ac24b767a481d20fb3b95ab53a220849649422ada144e) - [Linux amd64](https://get.helm.sh/helm-v3.21.3-linux-amd64.tar.gz) ([checksum](https://get.helm.sh/helm-v3.21.3-linux-amd64.tar.gz.sha256sum) / 15e041a93a590dce8100f39385cd98c84a765c9e36aeeb9e2dc6ff9e4769e2e0) - [Linux arm](https://get.helm.sh/helm-v3.21.3-linux-arm.tar.gz) ([checksum](https://get.helm.sh/helm-v3.21.3-linux-arm.tar.gz.sha256sum) / 60f3106ba5e24371af51574fccf489d382d2f59c56ce566d02f2a6f00bf4fb3b) - [Linux arm64](https://get.helm.sh/helm-v3.21.3-linux-arm64.tar.gz) ([checksum](https://get.helm.sh/helm-v3.21.3-linux-arm64.tar.gz.sha256sum) / 67f58155079ff9ffab98ba5c88daff0ed9b542f3a4732f5dd426dde7dd0f5244) - [Linux i386](https://get.helm.sh/helm-v3.21.3-linux-386.tar.gz) ([checksum](https://get.helm.sh/helm-v3.21.3-linux-386.tar.gz.sha256sum) / 95e7ef76d4631f30e3f6c17d4355420878ca85771dbe7deb7b797521007aebe4) - [Linux ppc64le](https://get.helm.sh/helm-v3.21.3-linux-ppc64le.tar.gz) ([checksum](https://get.helm.sh/helm-v3.21.3-linux-ppc64le.tar.gz.sha256sum) / c8657c0f77b7d3e2f9508c4a9a545b5862d01690f2a528fbbe659a3a4d534382) - [Linux s390x](https://get.helm.sh/helm-v3.21.3-linux-s390x.tar.gz) ([checksum](https://get.helm.sh/helm-v3.21.3-linux-s390x.tar.gz.sha256sum) / d6c2dd29b32da1cb9dfef5af0cb93a1f391beca4e714779186330681b39f4b59) - [Linux riscv64](https://get.helm.sh/helm-v3.21.3-linux-riscv64.tar.gz) ([checksum](https://get.helm.sh/helm-v3.21.3-linux-riscv64.tar.gz.sha256sum) / ff063cc304a60af858242aa71b5635852d65aa7d3301a46eca17a31c54e8d994) - [Windows amd64](https://get.helm.sh/helm-v3.21.3-windows-amd64.zip) ([checksum](https://get.helm.sh/helm-v3.21.3-windows-amd64.zip.sha256sum) / ff490897e07e976c65a9bd7690cfc139b35ba5e8f25d00eaf1e53a30f1ad3f62) - [Windows arm64](https://get.helm.sh/helm-v3.21.3-windows-arm64.zip) ([checksum](https://get.helm.sh/helm-v3.21.3-windows-arm64.zip.sha256sum) / 1d409b98f99a38704ccb3f0917cbad2417ed53f75751902b6bd84447803b69a9) The [Quickstart Guide](https://helm.sh/docs/intro/quickstart/) will get you going from there. For **upgrade instructions** or detailed installation notes, check the [install guide](https://helm.sh/docs/intro/install/). You can also use a [script to install](https://raw.githubusercontent.com/helm/helm/main/scripts/get-helm-3) on any system with `bash`. ## What's Next - 4.2.4 and 3.21.4 are the next patch releases scheduled for August 12, 2026 - 4.3.0 and 3.22.0 are the next minor releases scheduled for September 9, 2026 ## Changelog - Apply suggestions from code review 1ad6e68924fdf6fb0c7dcef8e9e1dfc0f36eaed6 (Benoit Tigeot) - fix: drop containerd v1 dep to resolve govulncheck CVEs 037733e7d51b08e30a0233bd546c345ab3ea3bba (Benoit Tigeot) - chore(deps): bump github.com/containerd/containerd from 1.7.32 to 1.7.33 d3e178ba06a8a1eeacaab1df9162b658b1e07fe9 (dependabot[bot])

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