CVE-2026-9751 Sensitive data could be written to mongod.log
Attackers with runtime command access can expose LDAP passwords in plain text within MongoDB server logs.
- Exploited in the wild
- Not known
- Login needed
- Any signed-in user
- Attackable
- Local or same network only
- Victim action needed
- Not needed
- Fix
- Available
What is CVE-2026-9751?
CVE-2026-9751 is a medium-severity vulnerability in Mongodb Mongodb, published on 9 Jun 2026. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
The ldapQueryPassword parameter, when set through the runtime setParameter command, will log the new password to the mongod.log file in plain text.
Weakness: CWE-532
Which versions are affected by CVE-2026-9751?
1 open source package ship an affected version, including mongodb. It affects 1 product.
| Package | Affected | Fixed in |
|---|---|---|
mongodb Bitnami | From 7.0.0 | 7.0.35, 8.0.24, 8.2.10, 8.3.3 |
Products include Mongodb Mongodb.
How do I fix CVE-2026-9751?
Upgrade mongodb to a fixed version for your release line: 7.0.35, 8.0.24, 8.2.10 or 8.3.3.
Is CVE-2026-9751 being exploited?
There is no known exploitation of CVE-2026-9751 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-2026-9751, GHSA-52qm-pr2g-7h6x, MINI-28xq-g5qf-vc8x, MINI-85xh-g6gm-mc26, MINI-jx4m-p7hv-v6vx, MINI-vxvp-wrc4-5qpj and 1 more.