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OpenAdvisories
High · 8.4 CVE-2026-35205 BIT-helm-2026-35205EUVD-2026-20901GHSA-q5jf-9vfq-h4h7GO-2026-5566

Helm's plugin verification fails open when .prov is missing, allowing unsigned plugin install

Published Apr 9, 2026 · Updated Jul 15, 2026 · Assigned by GitHub_M

Description

Helm is a package manager for Charts for Kubernetes. From 4.0.0 to 4.1.3, Helm will install plugins missing provenance (.prov file) when signature verification is required. This vulnerability is fixed in 4.1.4.

Affected products

VendorProductAffectedFixed
helm helm >= 4.0.0, < 4.1.4 —

Fixed in Linux distributions

Distributions backport fixes, so the version that fixes this vulnerability differs per release — upgrade to at least the version shown. From the distributions' security trackers and advisories.

ReleasePackageFixed inAdvisory
SLES for SAP 16.0 govulncheck-vulndb 0.0.20260727T201416-160000.1.1 SUSE-SU-2026:23227-1, SUSE-SU-2026:23216-1
SLES for SAP 16.0 helm 4.3.0-160000.1.1 SUSE-SU-2026:23984-1
SLES 16.0 govulncheck-vulndb 0.0.20260727T201416-160000.1.1 SUSE-SU-2026:23227-1, SUSE-SU-2026:23216-1
SLES 16.0 helm 4.3.0-160000.1.1 SUSE-SU-2026:23984-1
SLE Micro 6.2 helm 4.3.0-160000.1.1 SUSE-SU-2026:23973-1
Show 1 more (older releases, extended support, other products)
ReleasePackageFixed inAdvisory
SLE Micro 6.1 helm 4.3.0-slfo.1.1_1.1 SUSE-SU-2026:24282-1
ReleasePackageFixed inAdvisory
openSUSE Tumbleweed helm 4.1.4-2.1 openSUSE-SU-2026:10538-1
openSUSE Leap 16.0 govulncheck-vulndb 0.0.20260727T201416-160000.1.1 openSUSE-SU-2026:21551-1
openSUSE Leap 16.0 helm 4.3.0-160000.1.1 openSUSE-SU-2026:21983-1

Wolfi

ReleasePackageFixed inAdvisory
Wolfi rolling cert-manager-cmctl 2.4.1-r5 —
Wolfi rolling cilium-cli 0.19.2-r10 —
Wolfi rolling flux-2.8 2.8.5-r2 —
Wolfi rolling flux-source-controller 1.8.2-r4 —
Wolfi rolling helm-push 0.11.1-r8 —
Wolfi rolling kots 1.130.0-r4 —
Wolfi rolling kumactl-2.13 2.13.4-r2 —
Wolfi rolling rancher-fleet-cli +2 0.15.0-r5 —
Wolfi rolling zarf 0.74.2-r6 —

Affected packages

EcosystemPackageAffectedFixedRecord
Go helm.sh/helm/v4 >= 4.0.0, < 4.1.4 4.1.4 GHSA-q5jf-9vfq-h4h7

Advisories 9

References