High severity8.6NVD Advisory· Published Apr 9, 2026· Updated Apr 17, 2026
CVE-2026-35204
CVE-2026-35204
Description
Helm is a package manager for Charts for Kubernetes. From 4.0.0 to 4.1.3, a specially crafted Helm plugin, when installed or updated, will cause Helm to write the contents of the plugin to an arbitrary filesystem location. To prevent this, validate that the plugin.yaml of the Helm plugin does not include a version: field containing POSIX dot-dot path separators ie. "/../". This vulnerability is fixed in 4.1.4.
AI Insight
LLM-synthesized narrative grounded in this CVE's description and references.
Affected packages
Versions sourced from the GitHub Security Advisory.
| Package | Affected versions | Patched versions |
|---|---|---|
helm.sh/helm/v4Go | >= 4.0.0, < 4.1.4 | 4.1.4 |
Affected products
37- osv-coords36 versionspkg:apk/chainguard/cert-manager-cmctlpkg:apk/chainguard/cert-manager-cmctl-fipspkg:apk/chainguard/cilium-clipkg:apk/chainguard/flux-2.8pkg:apk/chainguard/flux-fips-2.8pkg:apk/chainguard/flux-source-controllerpkg:apk/chainguard/flux-source-controller-fipspkg:apk/chainguard/gitlab-operatorpkg:apk/chainguard/gitlab-operator-fipspkg:apk/chainguard/helm-diffpkg:apk/chainguard/helm-diff-fipspkg:apk/chainguard/helm-pushpkg:apk/chainguard/kotspkg:apk/chainguard/kumactl-2.13pkg:apk/chainguard/rancher-fleet-agentpkg:apk/chainguard/rancher-fleet-agent-fipspkg:apk/chainguard/rancher-fleet-clipkg:apk/chainguard/rancher-fleet-cli-fipspkg:apk/chainguard/rancher-fleet-controllerpkg:apk/chainguard/rancher-fleet-controller-fipspkg:apk/chainguard/zarfpkg:apk/chainguard/zarf-fipspkg:apk/wolfi/cert-manager-cmctlpkg:apk/wolfi/cilium-clipkg:apk/wolfi/flux-2.8pkg:apk/wolfi/flux-source-controllerpkg:apk/wolfi/helm-pushpkg:apk/wolfi/kotspkg:apk/wolfi/kumactl-2.13pkg:apk/wolfi/rancher-fleet-agentpkg:apk/wolfi/rancher-fleet-clipkg:apk/wolfi/rancher-fleet-controllerpkg:apk/wolfi/zarfpkg:bitnami/helmpkg:golang/helm.sh/helm/v4pkg:rpm/opensuse/helm&distro=openSUSE%20Tumbleweed
< 2.4.1-r5+ 35 more
- (no CPE)range: < 2.4.1-r5
- (no CPE)range: < 2.4.1-r5
- (no CPE)range: < 0.19.2-r10
- (no CPE)range: < 2.8.5-r2
- (no CPE)range: < 2.8.5-r1
- (no CPE)range: < 1.8.2-r4
- (no CPE)range: < 1.8.2-r3
- (no CPE)range: < 2.11.1-r1
- (no CPE)range: < 2.11.1-r2
- (no CPE)range: < 3.15.7-r1
- (no CPE)range: < 3.15.5-r0
- (no CPE)range: < 0.11.1-r8
- (no CPE)range: < 1.130.0-r4
- (no CPE)range: < 2.13.6-r2
- (no CPE)range: < 0.15.0-r5
- (no CPE)range: < 0.15.0-r3
- (no CPE)range: < 0.15.0-r5
- (no CPE)range: < 0.15.0-r3
- (no CPE)range: < 0.15.0-r5
- (no CPE)range: < 0.15.0-r3
- (no CPE)range: < 0.74.2-r6
- (no CPE)range: < 0.74.2-r5
- (no CPE)range: < 2.4.1-r5
- (no CPE)range: < 0.19.2-r10
- (no CPE)range: < 2.8.5-r2
- (no CPE)range: < 1.8.2-r4
- (no CPE)range: < 0.11.1-r8
- (no CPE)range: < 1.130.0-r4
- (no CPE)range: < 2.13.6-r2
- (no CPE)range: < 0.15.0-r5
- (no CPE)range: < 0.15.0-r5
- (no CPE)range: < 0.15.0-r5
- (no CPE)range: < 0.74.2-r6
- (no CPE)range: >= 4.0.0, < 4.1.4
- (no CPE)range: >= 4.0.0, < 4.1.4
- (no CPE)range: < 4.1.4-1.1
Patches
Vulnerability mechanics
References
5- github.com/helm/helm/commit/36c8539e99bc42d7aef9b87d136254662d04f027nvdPatchWEB
- github.com/advisories/GHSA-vmx8-mqv2-9gmgghsaADVISORY
- github.com/helm/helm/security/advisories/GHSA-vmx8-mqv2-9gmgnvdMitigationVendor AdvisoryWEB
- nvd.nist.gov/vuln/detail/CVE-2026-35204ghsaADVISORY
- github.com/helm/helm/releases/tag/v4.1.4nvdProductRelease NotesWEB
News mentions
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