Critical severity · published Aug 26, 2026
CVE-2026-77552
A malicious actor with access to the network could exploit an Improper Input Validation vulnerability found in UniFi Enterprise Audio/Video Bridge to execute a Command Injection…
9.8
CVSS
1.6%
EPSS
No
On KEV
Description
A malicious actor with access to the network could exploit an Improper Input Validation vulnerability found in UniFi Enterprise Audio/Video Bridge to execute a Command Injection on the device.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
None
Confidentiality
High
Integrity
High
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)1.6% · higher than 76% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
UE
UniFi Enterprise Audio/Video Bridge · Ubiquiti Inc
before 1.0.11 · source: vendor
Affected product
UE
UniFi Enterprise Audio/Video Bridge
Ubiquiti Inc