CVE-2026-9747
HIGHCVSS 7.1/10EPSS 0.27%
Last modified
CVE-2026-9747 is a high-severity vulnerability rated 7.1/10 on the CVSS scale. Adding fromRouter:true and runtimeConstants.userRoles could cause aggregations to crash mongodb server.. EPSS estimates a 0.27% chance of exploitation in the next 30 days.
Description
Adding fromRouter:true and runtimeConstants.userRoles could cause aggregations to crash mongodb server.
Metrics
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Mongodb | Mongodb | >= 7.0.0, < 7.0.35 |
| Mongodb | Mongodb | >= 8.0.0, < 8.0.24 |
| Mongodb | Mongodb | >= 8.2.0, < 8.2.10 |
| Mongodb | Mongodb | >= 8.3.0, < 8.3.3 |
References
- https://jira.mongodb.org/browse/SERVER-123918Vendor Advisory
Timeline
- Published
- Last Modified
- Status
- Analyzed
Frequently Asked Questions
What is CVE-2026-9747?
Adding fromRouter:true and runtimeConstants.userRoles could cause aggregations to crash mongodb server.
How severe is CVE-2026-9747?
CVE-2026-9747 has a CVSS score of 7.1/10 (HIGH severity). The EPSS model estimates a 0.27% probability of exploitation in the next 30 days.
How do I fix CVE-2026-9747?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.
How Strix Helps
- How Strix found a critical auth bypass in etcdStrix autonomously discovered a critical authentication bypass in etcd, later designated CVE-2026-33413.
- Autonomous PentestingAI agents that find and validate exploitable vulnerabilities like this one across your applications.
- PR ReviewsPentest every pull request so vulnerable code is caught before it ships to production.
- AI Penetration TestingHow AI-driven penetration testing continuously covers your attack surface.
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Are you affected by CVE-2026-9747?
Run a free Strix scan to check your systems for this vulnerability.
Scan your code nowSource: NVD / NIST