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Vulnerability Intelligence

Vulnerability IntelligenceCVE-2026-1850

CVE-2026-1850

HIGH7.1

An authorized user may disable the MongoDB server by issuing a certain type of complex query due to boolean expression simplification

Published Feb 10, 2026

Modified 1 months ago

Details

Complex queries can cause excessive memory usage in MongoDB Query Planner resulting in an Out-Of-Memory Crash.

References

https://jira.mongodb.org/browse/SERVER-114126

https://www.cve.org/CVERecord?id=CVE-2026-1850

CVSS Analysis

CVSS v4.0

7.1

Exploitability

Attack Vector

NetworkAV:N

Attack Complexity

LowAC:L

Attack Requirements

NoneAT:N

Privileges Required

LowPR:L

User Interaction

NoneUI:N

Vulnerable System

Vuln. Confidentiality

NoneVC:N

Vuln. Integrity

NoneVI:N

Vuln. Availability

HighVA:H

Subsequent System

Subseq. Confidentiality

NoneSC:N

Subseq. Integrity

NoneSI:N

Subseq. Availability

NoneSA:N

7.1/CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N

Weakness Type (CWE)

Resource Management

Allocation without Limits

Ecosystems

Timeline

PublishedFeb 10, 2026

ModifiedFeb 10, 2026

CVE-2026-1850 | Mondoo Vulnerability Intelligence