CVE-2026-4147
MEDIUMCVSS 4.3/10EPSS 0.21%
Last modified
CVE-2026-4147 is a medium-severity vulnerability rated 4.3/10 on the CVSS scale. An authenticated user with the read role may read limited amounts of uninitialized stack memory via specially-crafted issuances of the filemd5 command.. EPSS estimates a 0.21% chance of exploitation in the next 30 days.
Description
An authenticated user with the read role may read limited amounts of uninitialized stack memory via specially-crafted issuances of the filemd5 command.
Metrics
Weakness Enumeration
Affected Software
| Vendor | Product | Versions | Update |
|---|---|---|---|
| Mongodb | Mongodb | >= 7.0.0, < 7.0.31 | — |
| Mongodb | Mongodb | >= 8.0.0, < 8.0.20 | — |
| Mongodb | Mongodb | >= 8.2.0, < 8.2.6 | — |
| Mongodb | Mongodb | 8.3.0 | Alpha0 |
References
- https://jira.mongodb.org/browse/SERVER-119317Patch, Vendor Advisory
Timeline
- Published
- Last Modified
- Status
- Analyzed
Frequently Asked Questions
What is CVE-2026-4147?
An authenticated user with the read role may read limited amounts of uninitialized stack memory via specially-crafted issuances of the filemd5 command.
How severe is CVE-2026-4147?
CVE-2026-4147 has a CVSS score of 4.3/10 (MEDIUM severity). The EPSS model estimates a 0.21% probability of exploitation in the next 30 days.
How do I fix CVE-2026-4147?
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-2026-4147?
Run a free Strix scan to check your systems for this vulnerability.
Scan your code nowSource: NVD / NIST