What is CVE-2026-82067?

CVE-2026-82067 is a high-severity vulnerability in MongoDB Server, classified under Improper Handling of Case Sensitivity. CVSS score: 8.1/10. Published 2026-09-08.

How severe is CVE-2026-82067?

High severity. CVSS v3 base score is 8.1 out of 10.

Vulnerability in MongoDB Server

CVE-2026-82067

Improper handling of case sensitivity in the configuration validation component of MongoDB Server may cause the authorization subsystem to remain in a default disabled state during server startup. An unauthenticated user with network access to a deployment where this condition occurs can perform arbitrary administrative operations, resulting in full impact of data confidentiality, integrity, and availability.

CVSS v3 metric

CVSS v3 base score 8.1 (High). Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H.

Affected products

Mongodb Server

Weakness classification (CWE)

CWE-178 — Improper Handling of Case Sensitivity

References

cna@mongodb.com

Frequently asked questions

What is CVE-2026-82067?: CVE-2026-82067 is a high-severity vulnerability in MongoDB Server, classified under Improper Handling of Case Sensitivity. CVSS score: 8.1/10. Published 2026-09-08.
How severe is CVE-2026-82067?: High severity. CVSS v3 base score is 8.1 out of 10.