CVE-2026-8199
Analyzed
Analyzed - Analysis Complete
BaseFortify
Vulnerability report for CVE-2026-8199, including description, CVSS score, EPSS score, affected products, exploitability, helpful resources, and attack-flow context.
Publication date: 2026-05-13
Last updated on: 2026-05-13
Assigner: MongoDB, Inc.
Description
Description
An authenticated user can cause excess memory usage via bitwise match expression AST processing of $bitsAllSet, $bitsAnySet, $bitsAllClear, and $bitsAnyClear. This contributes to memory pressure and may lead to availability loss by OOM.
This issue impacts MongoDB Server v7.0 versions prior to 7.0.34, v8.0 versions prior to 8.0.23, v8.2 versions prior to 8.2.9 and v8.3 versions prior to 8.3.2.
CVSS Scores
EPSS Scores
| Probability: | |
| Percentile: |
Meta Information
Affected Vendors & Products
| Vendor | Product | Version / Range |
|---|---|---|
| mongodb | mongodb | From 7.0.0 (inc) to 7.0.34 (exc) |
| mongodb | mongodb | From 8.0.0 (inc) to 8.0.23 (exc) |
| mongodb | mongodb | From 8.2.0 (inc) to 8.2.9 (exc) |
| mongodb | mongodb | From 8.3.0 (inc) to 8.3.2 (exc) |
Helpful Resources
Exploitability
CWE
KEV
| CWE ID | Description |
|---|---|
| CWE-1325 | The product manages a group of objects or resources and performs a separate memory allocation for each object, but it does not properly limit the total amount of memory that is consumed by all of the combined objects. |
