A vulnerability was identified in certain UniFi Talk devices where internal debugging functionality remained unintentionally enabled. This issue could allow an attacker with access to the UniFi Talk management network to invoke internal debug operations through the device API. Affected Products: UniFi Talk Touch (Version 1.21.16 and earlier) UniFi Talk Touch Max (Version 2.21.22 and earlier) UniFi Talk G3 Phones (Version 3.21.26 and earlier) Mitigation: Update the UniFi Talk Touch to Version 1.21.17 or later. Update the UniFi Talk Touch Max to Version 2.21.23 or later. Update the UniFi Talk G3 Phones to Version 3.21.27 or later.
Conclusion & alert: CVE-2025-52663 is rated Low Risk (35.3/100): CVSS High severity, with low exploitation likelihood (EPSS 0.06%). Mandatory action: Monitor for updates and reassess as exploit intelligence or EPSS changes.
Risk is dynamic; we continuously reassess and refresh what is shown on this page as upstream context changes.
EPSS lead: Daily EPSS estimates relative likelihood of exploitation; percentile ranks this CVE among scored vulnerabilities (higher = more severe relative rank).
| # | Date | Old EPSS score | New EPSS score | Delta (New - Old) |
|---|---|---|---|---|
| 1 | 2026-04-09 | 0.05% | 0.06% | +0.01% |
| 2 | 2026-03-15 | 0.05% | 0.05% | -0.00% |
| 3 | 2025-12-01 | — | 0.05% | — |
Full EPSS history (4 records total)
CVSS metrics for this CVE.
| Base score | Version | Severity | Vector | Exploitability | Impact | Score source |
|---|---|---|---|---|---|---|
| 7.3 | 3.1 | HIGH |
|
3.9 | 3.4 | 134c704f-9b21-4f2e-91b3-4a467353bcc0 |
| Vendor | Product | Version | Raw CPE |
|---|---|---|---|
| No affected products in dataset. | |||