CVE-2026-35205

HIGH

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

Title source: cna

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.

Scores

CVSS v3 7.8
EPSS 0.0002
EPSS Percentile 4.6%
Attack Vector LOCAL
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Details

CWE
CWE-636
Status published
Products (3)
helm/helm 4.0.0 - 4.1.4
helm/helm >= 4.0.0, < 4.1.4
helm/v4 4.0.0 - 4.1.4Go
Published Apr 09, 2026
Tracked Since Apr 09, 2026