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No exploitation reported

CVE-2026-77552

No exploitation reported by the sources we read.

  • Published2026-08-26
  • WeaknessCWE-20

Am I affected?

With a domain, we read the version its public headers and pages expose. A distribution build can carry the fix under an older number.

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.

Timeline

dates in UTC
  1. 2026-08-2611:16CVE publishedNVD

Versions per branch

Products declared by the CNA

As Ubiquiti, the CNA that assigned this CVE, declared them in the CVE record; versions as written. NVD lists no product for this CVE yet: this is the only product data so far.

  • Ubiquiti Inc UniFi Enterprise Audio/Video Bridgeother versions: not affected
    Affected
    • < 1.0.11fixed in 1.0.11semver

Source: the CNA record (CVE Program), © The MITRE Corporation,CVE Terms of UseCVE recordupdated 2026-08-26

Neither OSV.dev nor the vendor advisories we read list affected versions for CVE-2026-77552 yet.

Full record on NVD

Fix

No fix published by the sources we read yet. NVD record

Detection

Nuclei template
none so far
ProjectDiscovery
Exploit-DB
no entry
Exploit-DB
Proof of concept
Metasploit modules
none listed
Metasploit Framework

Sources

Identifiers

Technical details

CVSS v3 Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Published
2026-08-26
Last Modified
2026-08-28
NVD status
Deferred
GitHub Advisory
GHSA-wv3m-p56q-v92r

Frequently asked questions

What is 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 on the device.

Is CVE-2026-77552 actively exploited?

Active exploitation of CVE-2026-77552 has not been confirmed. Its EPSS score was 1.6% on 2026-11-08, the estimated probability of exploitation in the next 30 days.

What is the CVSS score for CVE-2026-77552?

CVE-2026-77552 has a CVSS v3 base score of 9.8 (CRITICAL severity), with vector string CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.

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Sources for this record