CVE-2026-77538 — HIGH (8.2)

Vulnerability Description

A malicious actor with access to the network could exploit an Improper Access Control vulnerability found in UniFi Connect Application to escalate privileges within the UniFi Connect Application.

CVSS Score

8.2

HIGH

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:L

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality

NONE

Integrity

HIGH

Availability

LOW

Related Weaknesses (CWE)

CWE-284

References

https://community.ui.com/releases/Security-Advisory-Bulletin-067/fc4a3488-7c43-4

FAQ

What is CVE-2026-77538?

CVE-2026-77538 is a vulnerability with a CVSS score of 8.2 (HIGH). A malicious actor with access to the network could exploit an Improper Access Control vulnerability found in UniFi Connect Application to escalate privileges within the UniFi Connect Application.

How severe is CVE-2026-77538?

CVE-2026-77538 has been rated HIGH with a CVSS base score of 8.2/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2026-77538?

Check the references section above for vendor advisories and patch information. Review vendor security bulletins for remediation guidance.