CVE-2026-82074 Incorrect Authorization in MongoDB Server Aggregation Framework Allows Unauthorized Read Access to Collection Data
An authenticated user with minimal privileges can bypass authorization checks in the aggregation framework to read unauthorized collection data.
- Exploited in the wild
- Not known
- Login needed
- Any signed-in user
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- Available
What is CVE-2026-82074?
CVE-2026-82074 is a high-severity missing authorization vulnerability in Mongodb Mongodb, published on 8 Sep 2026. Any signed-in user can exploit it over the network, with no action from the victim.
Official description
MongoDB Server contains an incorrect authorization vulnerability in the aggregation framework. An authenticated user with minimal privileges can craft a specially formatted aggregation request that causes the server's authorization subsystem to evaluate a different operation than what is actually executed, resulting in unauthorized read access to collection data within the target database.
Weakness: CWE-863
Which versions are affected by CVE-2026-82074?
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 |
Products include Mongodb Mongodb.
How do I fix CVE-2026-82074?
Upgrade mongodb to a fixed version for your release line: 7.0.41 or 8.0.30.
Upgrade, and check permissions on every request on the server, not only in the interface. More about Missing authorization.
Is CVE-2026-82074 being exploited?
There is no known exploitation of CVE-2026-82074 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-2026-82067 Auth bypass in MongoDB Server
- 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
Sources
Also known as BIT-mongodb-2026-82074, GHSA-jxm4-wg55-8759, MINI-hr77-cxx9-3948, MINI-jm8f-8m3r-87mg, UBUNTU-CVE-2026-82074.