CVE-2026-82068 Persistent Fatal Assertion Crash in MongoDB Server via Crafted Retryable Write Commands Leads to Denial of Service
An authenticated user with write privileges can trigger a persistent crash in MongoDB Server via crafted retryable write commands, requiring manual intervention to restore service.
- 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-2026-82068?
CVE-2026-82068 is a high-severity denial of service 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
A security issue in MongoDB Server allows an authenticated user with write privileges to trigger a persistent fatal assertion crash by sending specially crafted retryable write commands. The crash state is durably persisted, causing the server process to repeatedly crash on restart and potentially propagating to additional nodes in a sharded cluster. Manual intervention is required to restore service availability.
Weakness: CWE-617
Which versions are affected by CVE-2026-82068?
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-2026-82068?
Upgrade mongodb to a fixed version for your release line: 7.0.41, 8.0.30 or 8.3.9.
Upgrade, then put limits on request size, rate and nesting depth so one client cannot exhaust the service. More about Denial of service.
Is CVE-2026-82068 being exploited?
There is no known exploitation of CVE-2026-82068 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-2026-82068, GHSA-4xx6-93fv-qc5x, MINI-hcjq-5jw8-jrw4, MINI-rv7f-pjjw-cgfw, MINI-v4vf-f6h5-jmqw, UBUNTU-CVE-2026-82068.