CVE-2026-82067: MongoDB Server can start with authorization disabled
This text was generated using artificial intelligence (AI).The Vulnerability CVE-2026-82067 Affects MongoDB Server. It can cause the authorization system to remain in a disabled state by default during server startup. Under this condition, an unauthenticated person with network access can perform administrative operations.
The CVSS v4 score is 9.2. The vulnerability is as CWE-178: Improper Handling of Case Sensitivity classified. Confidentiality, integrity, and availability may be completely compromised.
According to the MongoDB advisory for CVE-2026-82067, the root cause lies in the handling of case sensitivity during configuration validation. The flawed processing can cause the authorization system to remain in its disabled initial state when the MongoDB server starts.
The security-related consequence lies in the combination of deactivated authorization and network accessibility: An unauthenticated person with access to the affected deployment can execute arbitrary administrative operations. This poses a risk to all three central security objectives:
Confidentiality: Data may be disclosed.
Integrity Data or administrative settings can be changed.
Availability: The availability of the data and the service may be impaired.
The vulnerability was on September 8, 2026 published. Active exploitation is not documented.
Check vulnerability and patch status
Two questions are crucial for handling CVE-2026-82067: Which MongoDB servers are present, and in which deployments can the described startup condition occur?
At the time of publication, no patch is available; a fix date is not known. Organizations should actively monitor the MongoDB advisory under SERVER-131229, prioritize affected systems, and implement appropriate mitigation measures.
Sensible prioritization is based on the accessibility of the respective instance. MongoDB servers with network access belong in the priority check because the vulnerability enables unauthenticated administrative use under the described condition.
For organizations in Germany and Austria that fall under NIS-2 or KRITIS requirements, the assessment of this vulnerability is part of the regular process for handling critical security gaps. In Switzerland, the revised Information Security Act (ISA) applies, which includes a mandatory reporting requirement to BACS. If personal data could be affected by exploitation, the 72-hour reporting deadline under Art. 33 GDPR must also be observed.
Exposing exposed MongoDB instances
CVE-2026-82067 is also relevant for external attack surface management. MongoDB servers can be identifiable over the network, for example via service responses, banners, or the port used. Externally accessible instances therefore require clear assignment to responsible teams and a risk-oriented review.
LocateRisk EASM can detect and prioritize exposed MongoDB instances in customer environments. This visibility supports the inventory of reachable services and the assignment of audit tasks. It does not replace checking whether a specific instance actually has a vulnerable version or the described configuration condition.
Continuous vulnerability and vendor risk monitoring also helps to include known vulnerabilities, dependent products, and exposed services in recurring audit processes.
Am I affected?
MongoDB is affected. Anyone who wants to know whether MongoDB is even visible in their own externally reachable infrastructure can use the CVE Quick Check Use the tool at the end of this article: It shows exposed systems and the software that is visible from the outside.
It is not always possible to determine the specific version that has been installed from the outside—the key factor is comparing it with the manufacturer's advisory.
CVE-2026-82067 describes incorrect case sensitivity handling in the configuration validation of MongoDB Server. Under certain startup conditions, the authorization system can remain disabled, allowing an unauthenticated person with network access to perform arbitrary administrative operations.
At the time of publication on September 8, 2026, no specifically affected versions and no patched version have been publicly named. A patch is not yet available; a fix date is not known. Organizations should actively monitor MongoDB Advisory SERVER-131229.
As an immediate measure, organizations should restrict the network accessibility of MongoDB instances, inventory and prioritize exposed deployments, and check the configuration against the described startup condition. The MongoDB advisory SERVER-131229 is the authoritative reference for further mitigation recommendations.
As of September 8, 2026. This article is intended for general informational purposes only and does not constitute legal, security, or operational advice in specific cases. The security situation and patch availability may have changed since publication; the linked manufacturer advisory is always authoritative. Despite careful research, we do not guarantee that the information is up-to-date, accurate, or complete.
CVE Quick Check
In just a few minutes, check whether there are any indications of a current CVE on your externally visible attack surface.
A rough estimate in just a few minutes via email.
Learn more during a free consultation with a LocateRisk consultant.
You'll receive this by email
companyYour Company, LLC
Verified CVECVE-2026-82067
Passive Assessment
Information About the CVEfound or not found
Want to find out more, book a demo or simply exchange ideas? We look forward to hearing from you!
We use cookies to optimize our website and our service.
Functional
Always active
Technical storage or access is strictly necessary for the lawful purpose of enabling the use of a particular service expressly requested by the subscriber or user, or for the sole purpose of carrying out the transmission of a message over an electronic communications network.
Preferences
The technical storage or access is necessary for the legitimate purpose of storing preferences that have not been requested by the subscriber or user.
Statistics
The technical storage or access, which is carried out exclusively for statistical purposes.Technical storage or access used solely for anonymous statistical purposes. Without a subpoena, the voluntary consent of your Internet service provider, or additional records from third parties, information stored or accessed for this purpose alone generally cannot be used to identify you.
Marketing
Technical storage or access is necessary to create user profiles, to send advertisements, or to track the user on a website or across multiple websites for similar marketing purposes.
English 
Deutsch 
Français