CVE-2026-82069 Improper Redaction of Query Literals in MongoDB Server Query Statistics Serialization on Sharded Cluster Router

What is CVE-2026-82069?

CVE-2026-82069 is a medium-severity vulnerability in Mongodb Mongodb, published on 8 Sep 2026. An attacker needs administrator access to exploit it, with no action from the victim.

Official description

A security issue in MongoDB Server's query statistics serialization on the router allows users with monitoring privileges to access unredacted search query text from other users' operations. An improper conditional check in the serialization logic causes the data redaction mechanism to be bypassed when processing search queries through the sharded cluster router. This results in sensitive query literals being stored and made accessible through the query statistics interface.

Weakness: CWE-212

Which versions are affected by CVE-2026-82069?

1 open source package ship an affected version, including mongodb. It affects 1 product.

Products include Mongodb Mongodb.

How do I fix CVE-2026-82069?

Upgrade mongodb to 8.3.9 or later.

Is CVE-2026-82069 being exploited?

There is no known exploitation of CVE-2026-82069 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 Exploited High 8.7
• CVE-2026-82067 Auth bypass in MongoDB Server Critical 9.2
• CVE-2026-13072 MongoDB Improper Input Validation in Compute Mode External Data Processing Leading to Memory Corruption Critical 9.2
• CVE-2017-15535 Denial of service in n/a Critical 9.1
• CVE-2026-18691 Improper Authentication in MongoDB Intra-Cluster Connections Allows Credential Exposure Critical 9.0

All Mongodb Mongodb vulnerabilities

Sources

• CVE record
• NVD
• OSV
• GitHub advisory
• How this page is made

Also known as BIT-mongodb-2026-82069, GHSA-jx9c-hw48-grqc, MINI-5v7g-rgpq-6jvw, UBUNTU-CVE-2026-82069.