MongoDB mongod Crash via Incomplete Transaction Command (DoS)
CVE-2026-13058 Published on July 22, 2026
Transaction Command Insufficient Input Validation Leading to Process Termination
An authenticated user with basic write privileges can cause the mongod process to terminate abnormally by sending a crafted transaction command with an incomplete set of required fields. The issue stems from inconsistent validation across related transaction command parameters, resulting in a fatal internal invariant failure and denial of service.
Weakness Type
What is an assertion failure Vulnerability?
The product contains an assert() or similar statement that can be triggered by an attacker, which leads to an application exit or other behavior that is more severe than necessary.
CVE-2026-13058 has been classified to as an assertion failure vulnerability or weakness.
Products Associated with CVE-2026-13058
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Affected Versions
MongoDB Server:- Version 8.0 and below 8.0.28 is affected.
- Version 8.2.0 and below 8.2.12 is affected.
- Version 8.3.0 and below 8.3.7 is affected.
Exploit Probability
EPSS (Exploit Prediction Scoring System) scores estimate the probability that a vulnerability will be exploited in the wild within the next 30 days. The percentile shows you how this score compares to all other vulnerabilities.