CVE-2026-13073
Medium
Description
An authenticated user with read-only privileges can cause the mongod process to terminate abnormally by issuing a crafted aggregation command, resulting in denial of service for all connected clients until the process is restarted. The issue stems from an internal engine selection inconsistency triggered by a specific combination of aggregation options.
SeverityMedium
CVSS4.3
Exploit probability—
Product
Mongodb
PublishedJul 22, 2026
First seenJul 22, 2026
Weakness typeCWE-617CWE-617
How to fix
Update
- mongodb mongodb8.0.28 or later
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| mongodb mongodb | 8.0.0 ≤ v < 8.0.28 | 8.0.28 |
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