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Vulnerabilities

Vulnerability · CVE-2025-52663

A vulnerability was identified in certain UniFi Talk devices where internal debugging functionality remained unintentionally enabled.

Published Oct 30, 2025 · catalog updated Dec 2, 2025 · Ubiquiti Inc UniFi Talk G3 Phones

Last checked Oct 28, 2026. A connected source was read within the last 7 days.

Check if you run it

No confirmed exploitation is on record for CVE-2025-52663. EPSS is 0.24%. Act only if a listed version of Ubiquiti Inc UniFi Talk G3 Phones is installed.

Gaps on this record

  • No vendor fix or required action is stored. Compare the linked advisory before you change production.
Severity
High7.3
Known exploitation
Not in CISA/VulnCheck KEV
EPSS
0.24%
Remediation
Advisory link
Affected products
vendor Ubiquiti Inc UniFi Talk G3 Phones patch: 3.21.27

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

Are you affected?

Enter the version you run. The result uses only the ranges stored on this record.

The check returns affected, not affected, or incomplete. It does not guess a version that is missing from the record.

  • vendor Ubiquiti Inc UniFi Talk G3 Phones patch: 3.21.27patch: 3.21.27

How to fix CVE-2025-52663

  • No stored fix

    No vendor fix text is stored. Use the linked advisory before you change production.

  • Version check

    Seen in patch: 3.21.27

  • Advisory

    Open the cve_org record and follow its fix.

  • Official advisories

What to do

Three questions, each answered from this record only. Confirm the vendor advisory before you patch.

Should you patch?

No confirmed exploitation is on record for CVE-2025-52663. EPSS is 0.24%. Act only if a listed version of Ubiquiti Inc UniFi Talk G3 Phones is installed.

Which versions are affected?

Compare what you have installed with Ubiquiti Inc UniFi Talk G3 Phones patch: 3.21.27 patch: 3.21.27. Compare the installed version with the linked vendor advisory before you change production.

What should an analyst verify?

No weakness class is stored. EPSS 0.24%. There is no CISA KEV listing. No Exploit-DB or Metasploit reference is linked. Use the source links for the original advisory.

Code

The project this record applies to. Exploit listings stay in References.

No public source repository is identified for this product.

Timeline

Detection, updates, and resolution for this record.

  1. Oct 30, 2025 · EUVD

    Detected

    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

  2. Dec 2, 2025 · EUVD

    Updated

    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

Sources

  • CVE.orgVulnerability recordCVE-2025-52663

    Official CVE identifier

    cve.org
  • EUVDVulnerability recordEUVD-2025-37234

    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. Af

    euvd.enisa.europa.eu

References

Freshness

Last verified in this catalog Oct 28, 2026. Significant claims (KEV, EPSS, CVSS, affected ranges) come from the source rows above — open the original publisher for the authoritative advisory.

  • CVE.orgOct 25, 2026
  • EUVDOct 25, 2026