A malicious actor with access to the network could exploit a Server-Side Request Forgery (SSRF) vulnerability found in UniFi Talk Application to execute a Denial of Service (DoS) attack and bypass authentication in certain UniFi Talk API endpoints.

No CVSS v4.0

Attack Vector Network

Attack Complexity High

Privileges Required None

Scope Changed

Confidentiality Impact None

Integrity Impact Low

Availability Impact High

User Interaction None

No CVSS v3.0

No CVSS v2

This CVE is not in the KEV list.

The EPSS score is 0.00223.

Exploitation none

Automatable no

Technical Impact partial

Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).

Vendor Product Default status Versions
Ubiquiti Inc UniFi Talk Application unaffected
Version Status Constraints
0 affected < 5.2.2

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Project Subscriptions

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Advisories

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Fixes

Solution

No solution given by the vendor.

Workaround

No workaround given by the vendor.

References
Link Providers
https://community.ui.com/releases/Security-Advisory-Bulletin-066-066/984eceb3-49c8-4227-942d-671c289b3afc cve-icon
History

Sat, 25 Jul 2026 22:00:00 +0000

Type Values Removed Values Added
Title SSRF in Ubiquiti UniFi Talk Application Allows DoS and Authentication Bypass

Tue, 21 Jul 2026 11:30:00 +0000

Type Values Removed Values Added
Title SSRF in Ubiquiti UniFi Talk Application Allows DoS and Authentication Bypass

Wed, 15 Jul 2026 10:00:00 +0000

Type Values Removed Values Added
Title UniFi Talk SSRF Enabling DoS and Authentication Bypass

Mon, 13 Jul 2026 14:45:00 +0000

Type Values Removed Values Added
Title UniFi Talk SSRF Enabling DoS and Authentication Bypass

Sun, 12 Jul 2026 09:15:00 +0000

Type Values Removed Values Added
Title SSRF Exploit in UniFi Talk Allows DoS and Authentication Bypass

Sat, 11 Jul 2026 06:15:00 +0000

Type Values Removed Values Added
Title SSRF Exploit in UniFi Talk Allows DoS and Authentication Bypass

Fri, 10 Jul 2026 16:00:00 +0000

Type Values Removed Values Added
Title SSRF Vulnerability Allowing DoS and Auth Bypass in UniFi Talk Application

Thu, 09 Jul 2026 18:15:00 +0000

Type Values Removed Values Added
Title SSRF Vulnerability Allowing DoS and Auth Bypass in UniFi Talk Application

Thu, 09 Jul 2026 01:00:00 +0000

Type Values Removed Values Added
Title SSRF Vulnerability in UniFi Talk Allows DoS and Authentication Bypass

Wed, 08 Jul 2026 12:15:00 +0000

Type Values Removed Values Added
Title SSRF Vulnerability in UniFi Talk Allows DoS and Authentication Bypass

Tue, 07 Jul 2026 08:45:00 +0000

Type Values Removed Values Added
Title SSRF Inducing Denial of Service and Authentication Bypass in Ubiquiti UniFi Talk Application

Mon, 06 Jul 2026 11:15:00 +0000

Type Values Removed Values Added
Title SSRF Inducing Denial of Service and Authentication Bypass in Ubiquiti UniFi Talk Application

Mon, 06 Jul 2026 04:45:00 +0000

Type Values Removed Values Added
Title UniFi Talk SSRF Vulnerability Enables DoS and Authentication Bypass

Sun, 05 Jul 2026 18:00:00 +0000

Type Values Removed Values Added
Title UniFi Talk SSRF Vulnerability Enables DoS and Authentication Bypass

Sun, 05 Jul 2026 10:00:00 +0000

Type Values Removed Values Added
Title SSRF‑Enabled Denial of Service and Authentication Bypass in UniFi Talk Application

Sun, 05 Jul 2026 02:00:00 +0000

Type Values Removed Values Added
Title SSRF‑Enabled Denial of Service and Authentication Bypass in UniFi Talk Application

Sat, 04 Jul 2026 21:00:00 +0000

Type Values Removed Values Added
Title UniFi Talk SSRF Enables DoS and Authentication Bypass

Sat, 04 Jul 2026 10:15:00 +0000

Type Values Removed Values Added
Title UniFi Talk SSRF Enables DoS and Authentication Bypass

Fri, 03 Jul 2026 21:15:00 +0000

Type Values Removed Values Added
Title Server‑Side Request Forgery Exploitable for Denial of Service and Authentication Bypass in UniFi Talk

Fri, 03 Jul 2026 03:45:00 +0000

Type Values Removed Values Added
Title Server‑Side Request Forgery Exploitable for Denial of Service and Authentication Bypass in UniFi Talk

Thu, 02 Jul 2026 16:30:00 +0000

Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}

Thu, 02 Jul 2026 15:15:00 +0000

Type Values Removed Values Added
Description A malicious actor with access to the network could exploit a Server-Side Request Forgery (SSRF) vulnerability found in UniFi Talk Application to execute a Denial of Service (DoS) attack and bypass authentication in certain UniFi Talk API endpoints.
Weaknesses CWE-918
References
Metrics cvssV3_1

{'score': 7.5, 'vector': 'CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:N/I:L/A:H'}

Projects

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cve-icon MITRE

Status: PUBLISHED

Assigner: hackerone

Published:

Updated: 2026-07-02T15:51:46.930Z

Reserved: 2026-06-16T15:00:01.614Z

Link: CVE-2026-55113

cve-icon Vulnrichment

Updated: 2026-07-02T15:48:47.319Z

cve-icon NVD

No data.

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2026-07-25T21:45:16Z

Weaknesses