What’s Vulnerable › Vulnerabilities
CVE-2026-13073: MongoDB Aggregation Command Invariant Assertion Failure Leading to Process Termination
- Severity: medium (CVSS 4.3 v3.1)
- Exploited in the wild: not listed in CISA KEV
- EPSS: 0.4% probability of exploitation in the next 30 days
- Public exploit or detection template: none known
- Published: 2026-07-22 · updated 2026-10-24
- Weakness: CWE-617
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.
Affected products
- MongoDB: from 8.0.0 before 8.0.28 — fixed in 8.0.28
How to fix
Upgrade to a fixed version: MongoDB 8.0.28. Check the vendor advisory for mitigations.
References
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