---
id: CVE-2026-113870
title: >-
  Improper Encoding of Server-Supplied JavaScript Values in MongoDB Compass BSON
  Parsing
summary: >-
  MongoDB Compass improperly escapes certain BSON values when converting a
  stored view’s aggregation pipeline into editable source. When a user connects
  to a MongoDB deployment containing a specially crafted view and opens that
  view for ed…
severity: high
cvss: 8.8
cvssVector: 'CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H'
cvssSource: cna
cwe:
  - CWE-116
vendor: MongoDB
product: Compass
affected:
  - Compass >= 1.7.0 < 1.49.15
published: '2026-10-21'
updated: '2026-10-21'
sourceUpdated: '2026-10-21T18:04:30.607Z'
source: CVEORG
sourceUrl: 'https://www.cve.org/CVERecord?id=CVE-2026-113870'
references:
  - url: 'https://www.mongodb.com/docs/compass/release-notes/#mongodb-compass-14915'
tags:
  - cve.org
ingestedAt: '2026-10-21T19:10:31.412Z'
---

## Overview

MongoDB Compass improperly escapes certain BSON values when converting a stored view’s aggregation pipeline into editable source. When a user connects to a MongoDB deployment containing a specially crafted view and opens that view for editing, the values can cause arbitrary code to execute with the privileges of the user running Compass.

## Affected

- `Compass >= 1.7.0 < 1.49.15`

## Remediation

Refer to the linked advisories for vendor-supplied fixes and affected version ranges.