# CVE-2026-116839: Ubiquiti airMAX M cross-site request forgery

Source: https://junglewise.ai/threats/cve-2026-116839-a-malicious-actor-who-lures-an-authenticated-user-to-a-malicious  
Publisher: Junglewise Threat Intelligence, https://junglewise.ai/threats  
Published: 2026-10-27. Updated: 2026-10-27  
License: CC BY 4.0 with a link back

CVE-2026-116839 · Severity: high · CVSS 7.1 · Published 2026-10-27

Ubiquiti airMAX M is a wireless access point used in outdoor networks. A CSRF vulnerability allows an attacker to trick an authenticated user into visiting a malicious webpage, where the attacker can make unauthorized configuration changes or launch a denial-of-service attack on the device.

Technologies: [Ubiquiti airMAX M](https://junglewise.ai/threats/technologies/ubiquiti-airmax-m). Vendors: [Ubiquiti](https://junglewise.ai/threats/vendors/ubiquiti).

## Quick answers

**Is CVE-2026-116839 exploited in the wild?** No. Junglewise Threat Intelligence has no report of CVE-2026-116839 being exploited in the wild.

**How severe is CVE-2026-116839?** High severity, with a CVSS score of 7.1, published 27 October 2026.

**Which products and versions are affected?** Ubiquiti airMAX M.

**Is there a fix for CVE-2026-116839?** No fixed version is recorded yet. Check the vendor's advisory in the references below. If you run it, Junglewise drafts a mitigation that fits your setup and applies it once you approve, with senior security engineers behind it.

**How is CVE-2026-116839 attacked?** It is attacked over the network, in a network appliance.

**Am I affected by CVE-2026-116839?** Check whether you run Ubiquiti airMAX M. Junglewise does that check for you around the clock: connect your code, cloud and domains, and it matches new vulnerabilities like this one against what you actually run and tells you when one reaches you.

## Technical details

A cross-site request forgery (CSRF) vulnerability in airMAX M devices allows an unauthenticated attacker to perform arbitrary actions on behalf of an authenticated user. The attack requires social engineering to lure an authenticated user to a malicious page while they have an active session with the device's web interface. Successful exploitation enables unauthorized device configuration changes and denial-of-service attacks.

## Affected products

- Ubiquiti airMAX M

## Timeline

- 2026-10-27: disclosed

## References

- [https://uisp.community.ui.com/releases/Security-Advisory-Bulletin-071/7d4d42cf-09e4-44d3-9c19-649cac8c6af3](https://uisp.community.ui.com/releases/Security-Advisory-Bulletin-071/7d4d42cf-09e4-44d3-9c19-649cac8c6af3)

## Related threats

- [Ubiquiti airMAX M CSRF leading to command injection](https://junglewise.ai/threats/cve-2026-116838-a-malicious-actor-who-lures-an-authenticated-user-to-a-malicious)
- [Ubiquiti airMAX and Solar devices heap buffer overflow](https://junglewise.ai/threats/cve-2026-116837-a-malicious-actor-with-access-to-the-adjacent-network-could)
- [Ubiquiti airMAX M stored XSS privilege escalation](https://junglewise.ai/threats/cve-2026-116836-a-malicious-actor-with-access-to-the-adjacent-network-and-under)