Buffer overflow in Ubiquiti Inc Airmax M

CVE-2026-116837

A malicious actor with access to the adjacent network could exploit a Heap-based Buffer Overflow vulnerability found in airMAX M, LTU, SolarPoint, and SolarSwitch devices to execute arbitrary code on the device.

Vulnerability class: Buffer Overflow

Published · last modified .

CVSS v3 metric

CVSS v3 base score 8.8 (High). Vector: CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.

EPSS exploit prediction

EPSS: 0.002 (11.6th percentile), scored .

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 12th percentile — 11.6% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

The 30-day trend appears once there are two daily scores.

Affected products

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2026-116837?
CVE-2026-116837 is a high-severity vulnerability in Ubiquiti Inc Airmax M, classified under Heap-based Buffer Overflow. CVSS score: 8.8/10. Published 2026-10-27.
How severe is CVE-2026-116837?
High severity. CVSS v3 base score is 8.8 out of 10.