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Vulnerability record · CVE-2026-76229 · published 19 August 2026

CVE-2026-76229: Command injection vulnerability

Renovate versions from 39.218.0 before 40.33.0 contain an arbitrary command injection vulnerability in the kustomize manager where user-provided chart names are appended to helm pull commands without proper sanitization. Attackers with repository write access can craft malicious kustomization.yaml files with specially crafted chart names to execute arbitrary commands on the Renovate host machine.

8.4 CVSS 4.0 High EPSS 1.0% · top 38.5% CWE-77 · Command injection Awaiting Analysis
8.4CVSS 4.0 base score
1.0%EPSS exploitation probability, 30 days
NoNot in CISA KEV
0Affected product versions listed by NVD
3References
8 Sep 2026Last modified by NVD

Description

Renovate versions from 39.218.0 before 40.33.0 contain an arbitrary command injection vulnerability in the kustomize manager where user-provided chart names are appended to helm pull commands without proper sanitization. Attackers with repository write access can craft malicious kustomization.yaml files with specially crafted chart names to execute arbitrary commands on the Renovate host machine.

CVSS:4.0/AV:L/AC:L/AT:N/PR:H/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:

References

LinkTags
https://github.com/renovatebot/renovate/commit/cc08c6e98f19e6258c5d3180c70c98e1be0b0d37
https://github.com/renovatebot/renovate/security/advisories/GHSA-xv56-3wq5-9997
https://www.vulncheck.com/advisories/renovate-before-arbitrary-command-injection-via-kustomize

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Source: NIST National Vulnerability Database (record CVE-2026-76229), CISA KEV, FIRST EPSS (scores of 2026-09-27). This page is refreshed as NVD updates the record.