CVE-2026-73618

HIGH CVSS 4.0: 8.7 EPSS 0.29%
Updated Aug 13, 2026
MongoDB
Parameter Value
CVSS 8.7 (HIGH)
Affected Versions before 3.40.0
Fixed In 3.40.0
Type CWE-943
Vendor MongoDB
Public PoC No

Budibase Server before 3.40.0 contains a NoSQL injection vulnerability in the MongoDB query execution endpoint where user-supplied parameters are interpolated into JSON query templates without proper sanitization of JSON metacharacters. Attackers with query write permission can inject JSON structural characters to alter MongoDB queries, bypassing filters to read, modify, or delete arbitrary documents.

Attack Parameters

Attack Vector
Network
Can be exploited remotely
Attack Complexity
Low
Easy to exploit
Attack Requirements
None
No additional conditions
Privileges Required
Low
Basic privileges needed
User Interaction
None
No user interaction needed

Impact Assessment

Confidentiality
High
Complete data leak
Integrity
High
Complete data modification
Availability
Low
Partial disruption

CVSS Vector v4.0

Weakness Type (CWE)

Vulnerable Products 1

Configuration From (including) Up to (excluding)
Budibase Budibase
cpe:2.3:a:budibase:budibase:*:*:*:*:*:*:*:*
3.40.0