CVE-2026-110865
Received
Received - Intake
Renovate Allowlist Bypass via Shared Presets Headers
Vulnerability report for CVE-2026-110865, including description, CVSS score, EPSS score, affected products, exploitability, helpful resources, and attack-flow context.
Publication date: 2026-10-14
Last updated on: 2026-10-14
Assigner: VulnCheck
Description
Description
Renovate before 44.60.1 contains an allowlist bypass vulnerability that allows repository users to evade the allowedHeaders restriction by placing hostRules headers inside shared presets. Attackers can supply internal or externally sourced presets with unvalidated hostRules[].headers to inject custom HTTP headers into requests Renovate sends to other hosts.
CVSS Scores
EPSS Scores
| Probability: | |
| Percentile: |
Meta Information
Affected Vendors & Products
| Vendor | Product | Version / Range |
|---|---|---|
| renovatebot | renovate | 0 |
| mend | renovate-ce | 0 |
| mend | renovate-ee-server | 0 |
| mend | renovate-ee-worker | 0 |
| mend | mend-renovate-ce | helm chart 0 |
| mend | mend-renovate-enterprise-edition | helm chart 0 |
Helpful Resources
Exploitability
CWE
KEV
| CWE ID | Description |
|---|---|
| CWE-424 | The product does not sufficiently protect all possible paths that a user can take to access restricted functionality or resources. |
