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CVE-2026-50747

UI Unifi Talk Application SQL injection

9.9 CRITICALEPSS 0.49%
  1. Published2 Jul 2026

Description

A malicious actor with access to the network and low privileges could exploit a series of authenticated SQL Injection vulnerabilities found in UniFi Talk Application to escalate privileges on the host device.

CVSS 3.1 breakdown

Attack vectorNetwork
Attack complexityLow
Privileges requiredLow
User interactionNone
ScopeChanged
ConfidentialityHigh
IntegrityHigh
AvailabilityHigh
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H

Affected products

UI Unifi Talk Application< 5.2.2

Remediation

Fixed in
UI Unifi Talk Application≥ 5.2.2

References

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Frequently asked

Is CVE-2026-50747 being actively exploited?

CVE-2026-50747 is not in the CISA KEV catalog. Its EPSS exploit probability is 0.49%.

How severe is CVE-2026-50747?

CVE-2026-50747 has a CVSS 3.1 base score of 9.9, rated critical. EPSS estimates a 0.49% probability of exploitation.

Which products are affected by CVE-2026-50747?

Affected products include UI Unifi Talk Application.

How do I fix CVE-2026-50747?

Upgrade affected software to a fixed version, for example UI Unifi Talk Application 5.2.2 or later, then confirm no affected versions remain in your inventory.

How Secuno handles this

Secuno correlates vulnerabilities like CVE-2026-50747 against the real software inventory on every managed device, every day. Rather than a static severity, each match is scored in context: exploit availability, EPSS, the asset's exposure, and business criticality decide where it lands in the queue. If an affected version is present anywhere across your portfolio, it surfaces automatically with a prioritised remediation path.

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Data from the NVD, CISA KEV catalog and FIRST EPSS. CVSS 3.1 base score shown where available.