CVE-2026-4147
Received
Received - Intake
Uninitialized Stack Memory Disclosure via MongoDB filemd5 Command
Publication date: 2026-03-17
Last updated on: 2026-04-10
Assigner: MongoDB, Inc.
Description
Description
An authenticated user with the read role may read limited amounts of uninitialized stack memory via specially-crafted issuances of the filemd5 command.
CVSS Scores
EPSS Scores
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| Percentile: |
Meta Information
Affected Vendors & Products
| Vendor | Product | Version / Range |
|---|---|---|
| mongodb | mongodb | 8.3.0 |
| mongodb | mongodb | From 7.0.0 (inc) to 7.0.31 (exc) |
| mongodb | mongodb | From 8.0.0 (inc) to 8.0.20 (exc) |
| mongodb | mongodb | From 8.2.0 (inc) to 8.2.6 (exc) |
| mongodb | mongodb | 8.3.0 |
| mongodb | mongodb | 8.3.0 |
| mongodb | mongodb | 8.3.0 |
| mongodb | mongodb | 8.3.0 |
Helpful Resources
Exploitability
CWE
KEV
| CWE ID | Description |
|---|---|
| CWE-457 | The code uses a variable that has not been initialized, leading to unpredictable or unintended results. |
| CWE-908 | The product uses or accesses a resource that has not been initialized. |
Attack-Flow Graph
AI Powered Q&A
Can you explain this vulnerability to me?
This vulnerability allows an authenticated user who has the read role to read limited amounts of uninitialized stack memory by issuing specially-crafted filemd5 commands.
How can this vulnerability impact me? :
The impact of this vulnerability is that an attacker with read privileges can access sensitive information from uninitialized stack memory, potentially exposing confidential data. However, the vulnerability does not allow modification or denial of service.
How does this vulnerability affect compliance with common standards and regulations (like GDPR, HIPAA)?:
I don't know
How can this vulnerability be detected on my network or system? Can you suggest some commands?
I don't know
What immediate steps should I take to mitigate this vulnerability?
I don't know
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