CVE-2026-77551: CWE-284 Improper Access Control - Generic in Ubiquiti Inc UniFi Connect Display Cast Pro
Description
CVE-2026-77551 is an improper access control vulnerability in Ubiquiti Inc's UniFi Connect Display Cast Pro. A malicious actor with network access could exploit this flaw to escalate privileges on the device. The vulnerability has a critical severity with a CVSS score of 9. No specific affected versions or patches are currently documented.
CVSS v3.1
Score 9.0critical
Affected software
Ubiquiti Inc
UniFi Connect Display Cast Pro
Weaknesses
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
This vulnerability, identified as CWE-284 (Improper Access Control), affects the UniFi Connect Display Cast Pro product by Ubiquiti Inc. It allows an attacker with network access, under certain conditions, to escalate privileges on the device. The CVSS v3.1 score is 9.0, indicating critical impact with high confidentiality, integrity, and availability impacts. No vendor advisory or patch information is available at this time, and no known exploits are reported in the wild.
Potential Impact
Successful exploitation could lead to privilege escalation on the affected device, potentially allowing an attacker to gain unauthorized control and compromise confidentiality, integrity, and availability of the system.
Mitigation Recommendations
Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. Until an official fix is released, monitor vendor communications for updates and apply patches promptly once available.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- Ubiquiti
- Date Reserved
- 2026-08-20T20:32:37.794Z
- Cvss Version
- 3.1
- State
- PUBLISHED
Threat ID: 6a8ec57dacd9273b49c21785
Added to database: 08/26/2026, 10:52:45 UTC
Last enriched: 09/09/2026, 18:37:10 UTC
Last updated: 10/09/2026, 06:48:19 UTC
Views: 70
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