Mongodb Ops Manager
CVE-2026-8431
An administrative user with access to configure webhooks can execute arbitrary commands by configuring and then triggering webhooks containing specific FreeMarker template syntax. This issue affects all MongoDB Ops Manager 7.0 versions and MongoDB Ops Manager versions 8.0.22 and prior.
What this means for your business
- It affects Mongodb Ops Manager. It matters if your company, or a supplier that handles your data, runs it.
- An attacker can use it remotely, over a network, with an administrator login, and without anyone at your company clicking anything.
- FIRST's prediction model gives it a 0.7% chance of attack attempts being seen in the next 30 days, ranking above 51% of all known flaws.
What to do
- 1Check whether your company or your suppliers run Mongodb Ops Manager, and which version. The affected versions are listed further down this page.
- 2If you do, apply the vendor's fix. A patch or vendor advisory has been published.
Fastnexa security experts
Not sure if your company is exposed to CVE-2026-8431?
Tell us where you run Mongodb Ops Manager and a Fastnexa penetration tester will check whether this flaw, or others like it, can be used against your websites, apps and network.
The full test is free for our first 10 founding clients until 31 December 2026. See the offer
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Scoring
- CVSS
- 7.2 (v3.1)
- Vector
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H- CVSS v4
- 9.4
- Weakness
- CWE-77
- Assigned by
- cna@mongodb.com
Dates
- Published
- 2026-05-12
- Last modified
- 2026-09-24
- Sources
- NVD
Affected products
- Mongodb Ops Manager7.0.0 - 8.0.23
As listed in the NVD configuration data. Not a statement about your estate.