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TI-2021-03622 Aliases CVE-2021-20334GHSA-9567-49v2-4jq6

Local privilege escalation in MongoDB Compass for Windows

Priority LOW 34CWE-269Published · Updated

Key facts

Attack vector
Local
Privileges required
Low
User interaction
None
Attack complexity
Low
Impact type
Privilege escalation
Confidentiality · integrity · availability
High · High · High
Fix status
No fix listed

Attack profile from CVSS 3.1 · NVD. Fix status from CNA. Impact type from CWE-269.

Summary

A malicious 3rd party with local access to the Windows machine where MongoDB Compass is installed can execute arbitrary software with the privileges of the user who is running MongoDB Compass. This issue affects: MongoDB Inc. MongoDB Compass 1.x version 1.3.0 on Windows and later versions; 1.x versions prior to 1.25.0 on Windows.

Why it matters now

EPSS 0.00358 29th percentileScored 2026-11-07
Fix No fix listed No fixed version in the sources yet

SSVC decision points

Not available: CISA has not published SSVC decision points for this record.

Affected products

VendorProductAffected versionsFixed inStatusSource
MongoDBMongoDB Compass1.3.0 and later—No fix listedCNA
  • MongoDB Compass VendorMongoDB Affected 1.3.0 and later Fixed in — No fix listed CNA

CPE configurations NVD · 2

CPEVersionsRoleVendor
cpe:2.3:a:mongodb:compass:*:*:*:*:*:*:*:*1.3.0 to before 1.25.0VulnerableMongoDB
cpe:2.3:o:microsoft:windows:-:*:*:*:*:*:*:*not specified by NVDRunning onMicrosoft
  • cpe:2.3:a:mongodb:compass:*:*:*:*:*:*:*:* Versions 1.3.0 to before 1.25.0 Vulnerable ·MongoDB
  • cpe:2.3:o:microsoft:windows:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Microsoft

Remediation

No fixed version listed by the sources yet.

Timeline

  1. 2026-10-02 Threatist record created from CVE-2021-20334
  2. 2026-10-03 Alias added: GHSA-9567-49v2-4jq6

References

Advisory 1

  • TI-2024-05918 ejson shell parser in MongoDB Compass maybe bypassed CVSS 3.1CRITICAL 9.8
  • TI-2026-12544 OS command injection in MongoDB Compass CVSS 4.0HIGH 8.4
  • TI-2025-01512 MongoDB Compass may be susceptible to local privilege escalation in Windows CVSS 3.1HIGH 7.8
  • TI-2024-03155 Insufficient validation of external input in Compass may enable MITM attacks CVSS 3.1HIGH 7.1
  • TI-2026-07998 Prototype pollution in MongoDB Compass CVSS 4.0MEDIUM 5.3

Sources

This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences