CVE-2026-55112

HIGHCVSS 8.8/10EPSS 0.19%

Last modified

CVE-2026-55112 is a high-severity vulnerability rated 8.8/10 on the CVSS scale. A malicious actor with access to the network and low privileges and under certain conditions could exploit an Improper Access Control vulnerability found in UniFi OS with UniFi Protect Application to escalate privileges on the host device.. EPSS estimates a 0.19% chance of exploitation in the next 30 days.

Description

A malicious actor with access to the network and low privileges and under certain conditions could exploit an Improper Access Control vulnerability found in UniFi OS with UniFi Protect Application to escalate privileges on the host device.

Metrics

CVSS 3.1
8.8/10

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

EPSS Probability
0.19%

8.9th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

VendorProductVersions
UiUnifi Dream Machine Pro Firmware<= 5.1.15
UiUnifi Dream Machine Special Edition Firmware<= 5.1.15
UiUnifi Dream Machine Pro Max Firmware<= 5.1.15
UiUnifi Dream Machine Beast Firmware<= 5.1.15
UiUnifi Dream Router Firmware<= 5.1.15
UiUnifi Dream Wall Firmware<= 5.1.15
UiUnifi Dream Router 7 Firmware<= 5.1.15
UiUnifi Cloudkey Firmware<= 5.1.15
UiUnifi Network Video Recorder Firmware<= 5.1.15
UiUnifi Network Video Recorder Pro Firmware<= 5.1.15
UiUnifi Network Video Recorder Instant Firmware<= 5.1.15
UiEnterprise Network Video Recorder Firmware<= 5.1.15
UiEnterprise Network Video Recorder Core Firmware<= 5.1.15
UiUnifi Network Video Recorder G2 Firmware<= 5.1.15
UiUnifi Network Video Recorder G2 Pro Firmware<= 5.1.15
UiUnifi Cloud Gateway Max Firmware<= 5.1.15
UiUnifi Cloud Gateway Industrial Firmware<= 5.1.15
UiUnifi Cloud Gateway Fiber Firmware<= 5.1.15
UiUnifi Dream Router 5g Max Firmware<= 5.1.15

References

Timeline

Published
Last Modified
Status
Analyzed

Frequently Asked Questions

What is CVE-2026-55112?
A malicious actor with access to the network and low privileges and under certain conditions could exploit an Improper Access Control vulnerability found in UniFi OS with UniFi Protect Application to escalate privileges on the host device.
How severe is CVE-2026-55112?
CVE-2026-55112 has a CVSS score of 8.8/10 (HIGH severity). The EPSS model estimates a 0.19% probability of exploitation in the next 30 days.
How do I fix CVE-2026-55112?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

How Strix Helps

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Source: NVD / NIST