CVE-2026-82067 Auth bypass in MongoDB Server
An unauthenticated attacker can bypass authorization checks due to case sensitivity flaws, gaining full administrative control over the database.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- Available
What is CVE-2026-82067?
CVE-2026-82067 is a critical authentication bypass vulnerability in Mongodb Mongodb, published on 8 Sep 2026. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official description
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.
Weakness: CWE-178
Which versions are affected by CVE-2026-82067?
1 open source package ship an affected version, including mongodb. It affects 1 product.
| Package | Affected | Fixed in |
|---|---|---|
mongodb Bitnami | From 7.0.0 | 7.0.41, 8.0.30, 8.3.9 |
Products include Mongodb Mongodb.
How do I fix CVE-2026-82067?
Upgrade mongodb to a fixed version for your release line: 7.0.41, 8.0.30 or 8.3.9.
Upgrade, and rotate credentials and sessions that may have been exposed. More about Authentication bypass.
Is CVE-2026-82067 being exploited?
There is no known exploitation of CVE-2026-82067 in the wild and no public exploit code.
Other vulnerabilities in Mongodb Mongodb
- CVE-2025-14847 MongoDB and MongoDB Server Improper Handling of Length Parameter Inconsistency
- CVE-2026-13072 MongoDB Improper Input Validation in Compute Mode External Data Processing Leading to Memory Corruption
- CVE-2017-15535 Denial of service in n/a
- CVE-2026-18691 Improper Authentication in MongoDB Intra-Cluster Connections Allows Credential Exposure
- CVE-2024-1351 MongoDB Server may allow successful untrusted connection
Sources
Also known as BIT-mongodb-2026-82067, GHSA-rg3j-hvqv-ccpr, MINI-2gw8-7v5j-c4h4, MINI-8h6m-h56p-cx6c, MINI-9fv5-r35v-7w8p, UBUNTU-CVE-2026-82067.