CVE-2026-76232: Improper Neutralization of Special Elements used in a Command ('Command Injection') in renovatebot renovate
Description
Renovate versions from 31.51.0 up to but not including 40.33.0 have a command injection vulnerability in the helmv3 manager. This vulnerability arises because the repository parameter is appended to helm registry login commands without proper sanitization. An attacker with repository write access can exploit this by crafting malicious Chart.yaml files to execute arbitrary commands on the machine running Renovate. The vulnerability has a high severity score of 8.4.
CVSS v4.0
Score 8.4high
Affected software
renovatebot
renovate
pkg:github/renovatebot/renovateRun on your own infrastructure? Check whether these packages are installed with threat-finder — our free open-source scanner.
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
CVE-2026-76232 is a command injection vulnerability in renovatebot's Renovate product affecting versions >=31.51.0 and <40.33.0. The flaw exists in the helmv3 manager where the repository parameter is unsafely appended to helm registry login commands, allowing an attacker with repository write permissions to execute arbitrary commands via malicious Chart.yaml files on the host running Renovate.
Potential Impact
Successful exploitation allows an attacker with repository write access to execute arbitrary commands on the Renovate host machine, potentially leading to system compromise or unauthorized actions. The vulnerability is rated high severity with a CVSS score of 8.4.
Mitigation Recommendations
No explicit patch or remediation information is provided in the input data. Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. Until a fix is available, restrict repository write access to trusted users only to reduce risk.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- VulnCheck
- Date Reserved
- 2026-08-19T11:36:02.574Z
- Cvss Version
- 4.0
- State
- PUBLISHED
Threat ID: 6a85bc7eacd9273b492f4a06
Added to database: 08/19/2026, 14:23:58 UTC
Last enriched: 10/03/2026, 17:32:54 UTC
Last updated: 10/04/2026, 10:02:29 UTC
Views: 58
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