CVE-2026-110867: Incorrect Authorization Flaw in renovatebot renovate Scores 9 on CVSS
A newly published critical vulnerability in renovatebot renovate carries a CVSS score of 9. Here is what is affected and how to respond.
Key points
- CVE-2026-110867 affects renovatebot renovate.
- CVSS 9 (Critical).
- No exploitation confirmed yet.
A critical incorrect authorization tracked as CVE-2026-110867 has been published in the National Vulnerability Database for renovatebot renovate, with a CVSS base score of 9.
At a glance
- CVE
- CVE-2026-110867
- Product
- renovatebot renovate
- CVSS
- 9 Critical
- Weakness
- incorrect authorization
- Exploited
- No known exploitation
What is the vulnerability?
The NVD entry states: Renovate before 44.60.1 contains an allowlist bypass vulnerability that allows repositories to set restricted environment variables by placing env inside a shared preset. Attackers controlling an externally sourced preset can override variables like PATH, LD_PRELOAD, NODE_OPTIONS, or GIT_SSL_CAINFO in child processes on self-hosted instances.
Affected versions
| Vendor | Product | Versions |
|---|---|---|
| Renovatebot | renovate | before 44.60.1 |
| Mend | renovate-ce | before 15.5.0 |
| Mend | renovate-ee-server | before 15.5.0 |
| Mend | renovate-ee-worker | before 15.5.0 |
| Mend | mend-renovate-ce helm chart | before 15.5.0 |
| Mend | mend-renovate-enterprise-edition helm chart | before 10.5.0 |
Is it being exploited?
There is no public confirmation of exploitation at the time of publication. It does not appear in CISA's Known Exploited Vulnerabilities catalog. We will update this report if that changes.
What should you do?
- Identify whether the affected product and versions run in your environment.
- Apply the vendor update listed in the advisory as soon as it is available.
- Limit network exposure of the affected service until it is patched.
- Monitor the vendor advisory for updated guidance or exploitation reports.
What to do and how to stay safe: CVE-2026-110867
- Vulnerability severity scores ignore your specific architecture and context.
- Exploitability depends on network exposure and user behavior, not just code flaws.
- Prioritization requires continuous asset inventory and threat intelligence alignment.
Risk-based vulnerability management focuses your limited resources on the flaws that actually threaten your business. Start by mapping your critical assets and checking for active exploits to prioritize your backlog.
Step-by-step guide: Risk-Based Vulnerability Management: Prioritize Fixes by Actual Danger
General security guidance from the Threat Times newsroom. It is not confirmed advice from the organisations named in this story.
Frequently asked questions
What is CVE-2026-110867?
CVE-2026-110867 is a incorrect authorization vulnerability in renovatebot renovate.
How severe is CVE-2026-110867?
It has a CVSS score of 9 Critical.
Is CVE-2026-110867 being exploited?
There is no public confirmation of exploitation at the time of publication.
