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CVE-2021-22952

A vulnerability found in UniFi Talk application V1.12.3 and earlier permits a malicious actor who...

8.8 High

A vulnerability found in UniFi Talk application V1.12.3 and earlier permits a malicious actor who has already gained access to a network to subsequently control Talk device(s) assigned to said network if they are not yet adopted. This vulnerability is fixed in UniFi Talk application V1.12.5 and later.

Attack profile

How easy it is to exploit

Attack vector
Network
Complexity
Low
Privileges needed
Low
User interaction
None

What an attacker can affect

Confidentiality
High
Integrity
High
Availability
High

Exploit likelihood

1.02%Up 0.6 points since Sep 24, 2021
90%50%10%1%

What each source reports

NVD Score used 8.8

A vulnerability found in UniFi Talk application V1.12.3 and earlier permits a malicious actor who has already gained access to a network to subsequently control Talk device(s) assigned to said network if they are not yet adopted. This vulnerability is fixed in UniFi Talk application V1.12.5 and later.

Record
CVE-2021-22952
CVSS 3.1
8.8 HighCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
CVSS 2.0
6.5 MediumAV:N/AC:L/Au:S/C:P/I:P/A:P
Weakness
CWE-94
Updated
2026-11-02
CVE List No score

A vulnerability found in UniFi Talk application V1.12.3 and earlier permits a malicious actor who has already gained access to a network to subsequently control Talk device(s) assigned to said network if they are not yet adopted. This vulnerability is fixed in UniFi Talk application V1.12.5 and later.

Record
CVE-2021-22952
Weakness
CWE-94
Updated
2026-11-02
EUVDEUVD-2021-10079 No score

A vulnerability found in UniFi Talk application V1.12.3 and earlier permits a malicious actor who has already gained access to a network to subsequently control Talk device(s) assigned to said network if they are not yet adopted. This vulnerability is fixed in UniFi Talk application V1.12.5 and later.

Record
EUVD-2021-10079
Updated
2026-11-03
GitHub AdvisoriesGHSA-2wq8-mxfj-4758 8.8

A vulnerability found in UniFi Talk application V1.12.3 and earlier permits a malicious actor who...

A vulnerability found in UniFi Talk application V1.12.3 and earlier permits a malicious actor who has already gained access to a network to subsequently control Talk device(s) assigned to said network if they are not yet adopted. This vulnerability is fixed in UniFi Talk application V1.12.5 and later.

Record
GHSA-2wq8-mxfj-4758
CVSS 3.1
8.8 HighCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Weakness
CWE-94
Updated
2026-11-02

Affected products

History

History
RecordedChangedSources
aliasesEUVD
first indexedCVE List, GitHub Advisories, NVD

Dates are when Every CVE recorded each change. Upstream dates may differ.

In short

CVE-2021-22952 is a high vulnerability (CVSS 8.8) in Ui Unifi Talk, published September 23, 2021. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 1.02%, the 63rd percentile. No source names a fixed version.

References

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