PatchSiren

PatchSiren cyber security CVE debrief

CVE-2026-54408 Ubiquiti Inc CVE debrief

CVE-2026-54408 is an Improper Access Control vulnerability in UniFi Protect Application. A malicious actor with access to the network could exploit this vulnerability to bypass authentication for data streaming. The vulnerability has a high CVSS score of 8.6 and is considered HIGH severity. The vulnerability allows a malicious actor with network access to bypass authentication for data streaming. This could potentially allow unauthorized access to sensitive data. Security teams and administrators responsible for UniFi Protect Application should be aware of CVE-2026-54408 and take necessary actions to mitigate the vulnerability.

Vendor
Ubiquiti Inc
Product
UniFi Protect Application
CVSS
HIGH 8.6
CISA KEV
Not listed in stored evidence
Original CVE published
2026-07-02
Original CVE updated
2026-07-07
Advisory published
2026-07-02
Advisory updated
2026-07-07

Who should care

Security teams and administrators responsible for UniFi Protect Application should be aware of CVE-2026-54408 and take necessary actions to mitigate the vulnerability. This includes reviewing and applying vendor advisories, verifying application versions, and monitoring network traffic for suspicious activity. Additionally, operators and platform administrators may need to review compensating controls and implement additional security measures to protect against potential exploitation.

Technical summary

CVE-2026-54408 is an Improper Access Control vulnerability in UniFi Protect Application. The vulnerability allows a malicious actor with network access to bypass authentication for data streaming. The CVSS score is 8.6 with a HIGH severity rating. The vulnerability is tracked under CWE-284 and CWE-noinfo. There is limited information available about the specific details of the vulnerability, and defenders should verify the affected scope and severity with the vendor.

Defensive priority

High priority due to high CVSS score and potential for authentication bypass.

Recommended defensive actions

  • Review and apply the vendor advisory for mitigation steps
  • Verify UniFi Protect Application version and upgrade if necessary
  • Monitor network traffic for suspicious activity
  • Implement compensating controls to restrict access to sensitive data
  • Confirm whether affected product deployments exist in managed environments and assign an owner for follow-up

Evidence notes

The CVE record was published on 2026-07-02T15:17:04.523Z and last modified on 2026-07-07T16:33:15.573Z. The NVD entry is currently Analyzed. The vulnerability is tracked under CWE-284 and CWE-noinfo. There is limited information available about the specific details of the vulnerability, and defenders should verify the affected scope and severity with the vendor. The CVE record was obtained from the NVD database, which is a comprehensive vulnerability database maintained by the US National Institute of Standards and Technology (NIST).

Official resources

AI-assisted PatchSiren debrief based on the supplied source corpus. The CVE record was published on 2026-07-02T15:17:04.523Z and has not been modified since then. The NVD entry is currently Analyzed.