# CVE-2026-87109: Ops Manager Sensitive MFA Enrollment Information Exposure in User Listings

> Authenticated users can expose other members' MFA enrollment seeds via user listings, potentially bypassing multi-factor authentication.

- **Severity:** Medium 6.0 (`CVSS:4.0/AV:N/AC:L/AT:P/PR:L/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N`)
- **Exploited in the wild:** Not known
- **Login needed:** Any signed-in user
- **Attackable:** Over the internet
- **Victim action needed:** Not needed
- **Fix available:** No
- **Published:** 9 Oct 2026
- **Updated:** 9 Oct 2026
- **Also known as:** GHSA-c448-w867-m9h4

## What is CVE-2026-87109?

CVE-2026-87109 is a medium-severity vulnerability in MongoDB Ops Manager, published on 9 Oct 2026. Any signed-in user can exploit it over the network, with no action from the victim.

### Official description

An authenticated Ops Manager organization member can retrieve another member's pending authenticator enrollment seed through user-listing endpoints while that member's enrollment is unconfirmed. This results in disclosure of secret authentication material to another member of the same organization or project.

Weakness: CWE-201 (Insertion of Sensitive Information Into Sent Data)

## Which versions are affected by CVE-2026-87109?

It affects 1 product.


Products: Mongodb Ops Manager.

## How do I fix CVE-2026-87109?

No fix has been published for CVE-2026-87109 yet. Limit exposure of the affected software until one is available.

## Is CVE-2026-87109 being exploited?

There is no known exploitation of CVE-2026-87109 in the wild and no public exploit code.

## Other vulnerabilities in MongoDB Ops Manager

- [CVE-2026-8431](https://insights.sbomify.com/CVE-2026-8431/): Ops Manager RCE via webhook body (critical 9.4)
- [CVE-2020-7927](https://insights.sbomify.com/CVE-2020-7927/): Potential privilege escalation in Ops Manager API (high 8.1)
- [CVE-2026-87110](https://insights.sbomify.com/CVE-2026-87110/): Ops Manager Uncontrolled Resource Consumption in Monitoring Endpoints (medium 6.9)
- [CVE-2021-20335](https://insights.sbomify.com/CVE-2021-20335/): SSL may be unexpectedly disabled during upgrade of multiple-server MongoDB Ops Manager (medium 6.7)
- [CVE-2019-2388](https://insights.sbomify.com/CVE-2019-2388/): Potential exposure of log information in Ops Manager (medium 5.8)

## Fix prompt for AI coding agents

```text
Check this codebase for CVE-2026-87109 and fix it if it is affected.

What it is: CVE-2026-87109 is a medium-severity vulnerability in MongoDB Ops Manager, published on 9 Oct 2026. Any signed-in user can exploit it over the network, with no action from the victim.
Exploitation: There is no known exploitation of CVE-2026-87109 in the wild and no public exploit code.

Affected product: MongoDB Ops Manager. No package-level version data is available, so check the vendor advisory linked from the reference page.

Task:
1. Search the dependency manifests and lockfiles (for example package.json, package-lock.json, requirements.txt, poetry.lock, uv.lock, pom.xml, build.gradle, go.mod, Cargo.lock, Gemfile.lock) and any Dockerfiles for the affected packages, including transitive dependencies.
2. If an affected version is in use, upgrade it to the fixed version for its release line with the project's package manager, so the lockfile is regenerated. Prefer the smallest upgrade that fixes it.
3. If there is no fix, or the upgrade would break the build, do not guess: explain the risk and the safest workaround instead.
4. Run the tests and summarise what changed and why.
5. If nothing in the project is affected, say so and change nothing.

Reference: https://insights.sbomify.com/CVE-2026-87109/ (Markdown: https://insights.sbomify.com/CVE-2026-87109/index.md)
```

## Sources

- CVE record: https://www.cve.org/CVERecord?id=CVE-2026-87109
- NVD: https://nvd.nist.gov/vuln/detail/CVE-2026-87109
- OSV: https://osv.dev/vulnerability/CVE-2026-87109

---
From sbomify Insights: https://insights.sbomify.com/CVE-2026-87109/
Summaries are generated and may contain mistakes; the official description above is the record.