CVE-2026-13066
Medium
Description
Improper handling of DBPointer objects during BSON serialization in MongoDB's server-side JavaScript engine can result in internal process memory contents being included in data returned to the client. This constitutes an unintended information disclosure affecting deployments that use server-side JavaScript.
SeverityMedium
CVSS6.5
Exploit probability—
Product
Mongodb
PublishedJul 22, 2026
First seenJul 22, 2026
Weakness typeCWE-843CWE-843
How to fix
Update
- mongodb mongodb7.0.39, 8.0.28, 8.2.12, 8.3.7 or later
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| mongodb mongodb | 7.0.0 ≤ v < 7.0.39, 8.0.0 ≤ v < 8.0.28, 8.2.0 ≤ v < 8.2.12, 8.3.0 ≤ v < 8.3.7 | 7.0.39, 8.0.28, 8.2.12, 8.3.7 |
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