CVE-2026-103965
Published:October 13, 2026
Updated:October 15, 2026
An issue in MongoDB Server's aggregation framework can cause certain constant values to be handled incorrectly during internal query rewriting. Under certain conditions, an authenticated user with read access may receive field values in aggregation output that the query did not intend to return.
Affected Packages
https://github.com/mongodb/mongo.git (GITHUB):
Affected version(s) >=r7.0.0 <r7.0.45Fix Suggestion:
Update to version r7.0.45https://github.com/mongodb/mongo.git (GITHUB):
Affected version(s) >=r8.3.0 <r8.3.13Fix Suggestion:
Update to version r8.3.13https://github.com/mongodb/mongo.git (GITHUB):
Affected version(s) >=r8.0.0 <r8.0.34Fix Suggestion:
Update to version r8.0.34Related Resources (1)
Do you need more information?
Contact UsCVSS v4
Base Score:
5.3
Attack Vector
NETWORK
Attack Complexity
LOW
Attack Requirements
NONE
Privileges Required
LOW
User Interaction
NONE
Vulnerable System Confidentiality
LOW
Vulnerable System Integrity
LOW
Vulnerable System Availability
NONE
Subsequent System Confidentiality
NONE
Subsequent System Integrity
NONE
Subsequent System Availability
NONE
CVSS v3
Base Score:
5.4
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
LOW
Integrity
LOW
Availability
NONE
Weakness Type (CWE)
Improper Control of Generation of Code ('Code Injection')
EPSS
Base Score:
0.15