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CVE-2026-18702
Published:August 11, 2026
Updated:September 01, 2026
An issue in MongoDB Server could allow an authenticated user with limited, database-scoped privileges to modify diagnostic logging settings that affect the entire server rather than just the intended database. This could allow suppression of diagnostic logging server-wide, potentially obscuring unauthorized activity, or degrade operational monitoring by causing excessive log volume.
Affected Packages
https://github.com/mongodb/mongo.git (GITHUB):
Affected version(s) >=r7.0.0 <r7.0.40
Fix Suggestion:
Update to version r7.0.40
https://github.com/mongodb/mongo.git (GITHUB):
Affected version(s) >=r8.0.0 <r8.0.29
Fix Suggestion:
Update to version r8.0.29
https://github.com/mongodb/mongo.git (GITHUB):
Affected version(s) >=r8.3.0 <r8.3.8
Fix Suggestion:
Update to version r8.3.8
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CVSS v4
Base Score:
5.3
Attack Vector
NETWORK
Attack Complexity
LOW
Attack Requirements
NONE
Privileges Required
LOW
User Interaction
NONE
Vulnerable System Confidentiality
NONE
Vulnerable System Integrity
LOW
Vulnerable System Availability
LOW
Subsequent System Confidentiality
NONE
Subsequent System Integrity
LOW
Subsequent System Availability
LOW
CVSS v3
Base Score:
6.4
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
LOW
User Interaction
NONE
Scope
CHANGED
Confidentiality
NONE
Integrity
LOW
Availability
LOW
Weakness Type (CWE)
Improper Privilege Management
EPSS
Base Score:
0.21