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CVE-2026-34911

HIGH
7.7
CVSS Score
Published: May 22, 2026 at 12:43 AM UTC
Updated: July 23, 2026 at 07:32 PM UTC
92 products affected across 2 vendorsUnifi Dream Machine Pro FirmwareUnifi Network Video Recorder FirmwareEnterprise Network Video Recorder Firmware

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Severity
HIGH7.7
Exploit prediction
EPSS 0.7%
SSVC
No known exploit

Description

A malicious actor with access to the network and low privileges could exploit a Path Traversal vulnerability found in UniFi OS devices to access files on the underlying system that could be manipulated to obtain sensitive information.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

Enterprise Fortress Gateway Firmware· UI
95%
v < 5.1.12
Affected range stops below 5.1.12, so it looks safe — our inference, not a vendor statement
ui-enterprise-fortress-gateway (same device)
Enterprise Network Video Recorder Core Firmware· UI
95%
v < 5.1.12
Affected range stops below 5.1.12, so it looks safe — our inference, not a vendor statement
ui-enterprise-network-video-recorder-core (same device)
Enterprise Network Video Recorder Firmware· UI
95%
v < 5.1.12
Affected range stops below 5.1.12, so it looks safe — our inference, not a vendor statement
ui-enterprise-network-video-recorder (same device)
Unas 2 Firmware· UI
95%
v < 5.1.10
Affected range stops below 5.1.10, so it looks safe — our inference, not a vendor statement
ui-unas-2 (same device)
Unas 4 Firmware· UI
95%
v < 5.1.10
Affected range stops below 5.1.10, so it looks safe — our inference, not a vendor statement
ui-unas-4 (same device)
Unas Pro 4 Firmware· UI
95%
v < 5.1.10
Affected range stops below 5.1.10, so it looks safe — our inference, not a vendor statement
ui-unas-pro-4 (same device)
Unas Pro 8 Firmware· UI
95%
v < 5.1.10
Affected range stops below 5.1.10, so it looks safe — our inference, not a vendor statement
ui-unas-pro-8 (same device)
Unas Pro Firmware· UI
95%
v < 5.1.10
Affected range stops below 5.1.10, so it looks safe — our inference, not a vendor statement
ui-unas-pro (same device)
Unifi Cloud Gateway Fiber Firmware· UI
95%
v < 5.1.12
Affected range stops below 5.1.12, so it looks safe — our inference, not a vendor statement
ui-unifi-cloud-gateway-fiber (same device)
Unifi Cloud Gateway Industrial Firmware· UI
95%
v < 5.1.12
Affected range stops below 5.1.12, so it looks safe — our inference, not a vendor statement
ui-unifi-cloud-gateway-industrial (same device)

Remediation

No guide yet

No remediation guidance has been written for this CVE yet. What the record does show:

Patch and advisory references

References (1)

PatchVendor Advisory
Source: cverecord
https://community.ui.com/releases/Security-Advisory-Bulletin-064-064/84811c09-4cf4-42ab-bd61-cc994445963b

SSVC — Action Prioritization

SSVCNo known exploitNot automatablePartial impact

SSVC signals action urgency (what to patch first), separate from CVSS which measures severity.

CVSS

7.7HIGHhackerone
Vector?

Quick Info

StatusANALYZED
CWE
CWE-22

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