CVE-2026-76229
Renovate 39.218.0 before 40.33.0 Arbitrary Command Injection via kustomize
CVSS Score
6.7
EPSS Score
0.0%
EPSS Percentile
0th
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.
| CWE | CWE-77 |
| Vendor | renovatebot |
| Product | renovate |
| Published | Aug 19, 2026 |
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CVSS v3 Breakdown
CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H Attack Vector
Local
Attack Complexity
Low
Privileges Required
High
User Interaction
None
Scope
Unchanged
Confidentiality
High
Integrity
High
Availability
High
Affected Versions
renovatebot / renovate
39.218.0 < 40.33.0
References
github.com: https://github.com/renovatebot/renovate/security/advisories/GHSA-xv56-3wq5-9997 github.com: https://github.com/renovatebot/renovate/commit/cc08c6e98f19e6258c5d3180c70c98e1be0b0d37 vulncheck.com: https://www.vulncheck.com/advisories/renovate-before-arbitrary-command-injection-via-kustomize
Credits
🔍 astellingwerf