CVE-2019-1010275

Helm Improper Certificate Validation

9.8 CriticalFix available

helm Before 2.7.2 is affected by: CWE-295: Improper Certificate Validation. The impact is: Unauthorized clients could connect to the server because self-signed client certs were aloowed. The component is: helm (many files updated, see https://github.com/helm/helm/pull/3152/files/1096813bf9a425e2aa4ac755b6c991b626dfab50). The attack vector is: A malicious client could connect to the server over the network. The fixed version is: 2.7.2.

Attack profile

How easy it is to exploit

Attack vector: Network
Complexity: Low
Privileges needed: None
User interaction: None

What an attacker can affect

Confidentiality: High
Integrity: High
Availability: High

Exploit likelihood

1.36%Up 0.5 points since Apr 14, 2021

What each source reports

NVD Score used 9.8

Record: CVE-2019-1010275
CVSS 3.0: 9.8 CriticalCVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
CVSS 2.0: 7.5 HighAV:N/AC:L/Au:N/C:P/I:P/A:P
Weakness: CWE-295
Updated: 2026-11-02

CVE List No score

Record: CVE-2019-1010275
Weakness: CWE-295
Updated: 2026-11-02

EUVDEUVD-2022-5730 No score

Record: EUVD-2022-5730
Updated: 2026-11-03

GitHub AdvisoriesGHSA-x6r5-vxfg-gq3v 9.8

Helm Improper Certificate Validation

Record: GHSA-x6r5-vxfg-gq3v
CVSS 3.0: 9.8 CriticalCVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Weakness: CWE-295
Updated: 2026-11-02

OSV 9.8

Record: CVE-2019-1010275
CVSS 3.0: 9.8 CriticalCVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Updated: 2026-11-02

OSVGHSA-x6r5-vxfg-gq3v 9.8

Helm Improper Certificate Validation

Record: GHSA-x6r5-vxfg-gq3v
CVSS 3.0: 9.8 CriticalCVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Weakness: CWE-295
Updated: 2026-11-02

OSVUBUNTU-CVE-2019-1010275 9.8

Record: UBUNTU-CVE-2019-1010275
CVSS 3.0: 9.8 CriticalCVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Updated: 2026-11-02

OSVGO-2023-1993 No score

Helm Improper Certificate Validation in helm.sh/helm

Helm Improper Certificate Validation in helm.sh/helm

Record: GO-2023-1993
Updated: 2026-11-02

Affected products

helm

Affected packages

Affected packages
Package	Affected	Fixed
`helm.sh/helm` Go	before 2.7.2	2.7.2
`helm.sh/helm` Go	before 2.7.2+incompatible	2.7.2+incompatible
`helm` Ubuntu:16.04:LTS	All versions, plus listed versions 1.9.1-11.9.2-1	None known
`helm` Ubuntu:18.04:LTS	All versions, plus listed versions 2.8.2-12.8.5-12.8.6-12.8.7-12.8.8-1	None known
`helm` Ubuntu:20.04:LTS	All versions, plus listed versions 3.2-13.5.0-33.6.0-1	None known
`helm` Ubuntu:22.04:LTS	All versions, plus listed versions 3.7.0-23.8.0-1	None known
`helm` Ubuntu:24.04:LTS	All versions, plus listed versions 3.8.4-1	None known
`helm` Ubuntu:25.10	All versions, plus listed versions 3.8.4-24.0.3-1	None known
`helm` Ubuntu:26.10	All versions, plus listed versions 4.0.6-34.0.7-1	None known
`helm` Ubuntu:26.04:LTS	All versions, plus listed versions 4.0.3-14.0.6-14.0.6-24.0.6-3	None known

History

History
Recorded	Changed	Sources
Nov 3, 2026	aliases	EUVD
Nov 2, 2026	first indexed	CVE List, GitHub Advisories, NVD, OSV

Dates are when Every CVE recorded each change. Upstream dates may differ.

In short

CVE-2019-1010275 is a critical vulnerability (CVSS 9.8) in Helm, published July 17, 2019. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 1.36%, the 71st percentile. Fixed in helm.sh/helm 2.7.2.