CVE-2026-76229
Renovate 39.218.0 before 40.33.0 Arbitrary Command Injection via kustomize
- State
- Published
- Severity
- 8.4 High
- Published
- Aug 19, 2026
- Updated
- Aug 20, 2026
- Reserved
- Aug 19, 2026
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.
Scores
| CVSS | Score | Vector | Source |
|---|---|---|---|
| 4.0 | 8.4 High | 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 | VulnCheck |
| 3.1 | 6.7 Medium | CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H | VulnCheck |
Weaknesses
- CWE-77 Improper Neutralization of Special Elements used in a Command ('Command Injection')
Affected Products
| Product | Versions |
|---|---|
renovaterenovatebot |
|
References
- GitHub Security Advisory (GHSA-xv56-3wq5-9997)vendor-advisory
- Patch Commitpatch
- VulnCheck Advisory: Renovate 39.218.0 before 40.33.0 Arbitrary Command Injection via kustomizethird-party-advisory
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