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High severity · published Jun 12, 2026
CVE-2026-48610
Under certain network configurations, a malicious actor with access to network could exploit an Improper Access Control vulnerability found in certain devices running UniFi OS to…
8.1
CVSS
0.3%
EPSS
No
On KEV
Description
Under certain network configurations, a malicious actor with access to network could exploit an Improper Access Control vulnerability found in certain devices running UniFi OS to make unauthorized changes to such UniFi OS devices.
CVSS vector
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
Attack vector
Network
Complexity
High
Privileges
None
User interaction
None
Confidentiality
High
Integrity
High
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.3% · higher than 18% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
EF
EFG · Ubiquiti Inc
before 5.1.15 · source: vendor
E7
Express 7 · Ubiquiti Inc
before 5.1.15 · source: vendor
UC
UCG-Fiber · Ubiquiti Inc
before 5.1.15 · source: vendor
UC
UCG-Industrial · Ubiquiti Inc
before 5.1.15 · source: vendor
UC
UCG-Max · Ubiquiti Inc
before 5.1.15 · source: vendor
UC
UCG-Ultra · Ubiquiti Inc
before 5.1.15 · source: vendor
UD
UDM · Ubiquiti Inc
before 5.1.15 · source: vendor
UD
UDM-Beast · Ubiquiti Inc
before 5.1.15 · source: vendor
UD
UDM-Pro · Ubiquiti Inc
before 5.1.15 · source: vendor
UD
UDM-Pro-Max · Ubiquiti Inc
before 5.1.15 · source: vendor
UD
UDM-SE · Ubiquiti Inc
before 5.1.15 · source: vendor
UD
UDR · Ubiquiti Inc
before 5.1.15 · source: vendor
Affected product
EF
EFG
Ubiquiti Inc
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2026-48610
CVE.org
https://www.cve.org/CVERecord?id=CVE-2026-48610
community.ui.com
https://community.ui.com/releases/Security-Advisory-Bulletin-065-065/aa46a22b-fc43-4eae-9382-6fc8feda967a
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