Vulnerability in Helm
CVE-2026-35205
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.
Published · last modified .
CVSS v3 metric
CVSS v3 base score 7.8 (High). Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H.
EPSS exploit prediction
EPSS: 0.002 (11.4th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 11th percentile — 11.4% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.002 · newest: 0.002 · change: -0.000
Affected products
- Helm — versions >= 4.0.0, < 4.1.4
Weakness classification (CWE)
References
- github.com/helm/helm/security/advisories/GHSA-q5jf-9vfq-h4h7 (Mitigation, Vendor Advisory)
- github.com/helm/helm/commit/05fa37973dc9e42b76e1d2883494c87174b6074f (Patch)
- github.com/helm/helm/releases/tag/v4.1.4 (Product, Release Notes)
- helm.sh/docs/topics/provenance/ (Product)
- 0b0ca135-0b70-47e7-9f44-1890c2a1c46c
- 0b0ca135-0b70-47e7-9f44-1890c2a1c46c
- 0b0ca135-0b70-47e7-9f44-1890c2a1c46c
- 0b0ca135-0b70-47e7-9f44-1890c2a1c46c
Frequently asked questions
- What is CVE-2026-35205?
- CVE-2026-35205 is a high-severity vulnerability in Helm, classified under CWE-636. CVSS score: 7.8/10. Published 2026-04-09.
- How severe is CVE-2026-35205?
- High severity. CVSS v3 base score is 7.8 out of 10.