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Vulnerability IntelligenceCVE-2026-9747

CVE-2026-9747

HIGH7.1

Crafted cross-shard merge aggregation crashes MongoDB Server

Published Jun 9, 2026

Modified 1 weeks ago

Details

Adding fromRouter:true and runtimeConstants.userRoles could cause aggregations to crash mongodb server.

References

https://jira.mongodb.org/browse/SERVER-123918

https://www.cve.org/CVERecord?id=CVE-2026-9747

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)

Other

Ecosystems

Timeline

PublishedJun 9, 2026

ModifiedJun 10, 2026

CVE-2026-9747 | Mondoo Vulnerability Intelligence