CVE-2026-73617

HIGH CVSS 4.0: 7.1 EPSS 0.20%
Updated Aug 14, 2026
MongoDB
Parameter Value
CVSS 7.1 (HIGH)
Affected Versions before 3.40.0
Fixed In 3.40.0
Type CWE-943
Vendor MongoDB
Public PoC No

Budibase before 3.40.0 contains a NoSQL injection vulnerability in the MongoDB datasource integration where user-supplied parameters are enriched with handlebars using noEscaping: true and parsed without operator filtering. Attackers can inject MongoDB operators through query parameters to bypass per-user access controls, read arbitrary documents, execute JavaScript via $where operators, or modify collections through update and delete operations.

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
Low
Partial data modification
Availability
None
No 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