# CVE-2026-73618

## Summary

- **CVE ID:** CVE-2026-73618
- **Severity:** HIGH
- **CVSS Score:** 8.7 (CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:L/SC:N/SI:N/SA:N)
- **CWE:** CWE-943
- **Published:** Aug 13, 2026
- **Last Modified:** Aug 13, 2026

## Description

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.

## Affected Products

- budibase — server (0)
- budibase — server (3.40.0)

## References

- [CNA](https://github.com/Budibase/budibase/security/advisories/GHSA-qw6m-8fw2-2v64)
- [CNA](https://www.vulncheck.com/advisories/budibase-server-before-nosql-injection-via-json-parameter)

## Exploitation Prediction (EPSS)

- **EPSS Score:** 0.29%
- **EPSS Percentile:** 21.3

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_Exported from OnDuty AI Vulnerability Intelligence on 2026-09-10._