CVE-2026-1850
Medium
Description
Complex queries can cause excessive memory usage in MongoDB Query Planner resulting in an Out-Of-Memory Crash.
SeverityMedium
CVSS6.5
Exploit probability—
Product
Mongodb
PublishedFeb 10, 2026
First seenFeb 10, 2026
Weakness typeCWE-770Allocation of resources without limits
How to fix
Update
- mongodb mongodb8.0.18, 8.2.4 or later
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| mongodb mongodb | 8.0.0 ≤ v < 8.0.18, 8.2.0 ≤ v < 8.2.4 | 8.0.18, 8.2.4 |
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