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CVE-2026-56842

HIGH
7.5
CVSS Score
Published: July 2, 2026 at 02:50 PM UTC
Updated: October 25, 2026 at 09:10 PM UTC
2 products affected across 2 vendorsUnifi Network ApplicationUniFi Network Application

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Severity
HIGH7.5
Exploit prediction
EPSS 0.4%
SSVC
No known exploit

Description

A malicious actor with access to the network and under certain conditions could exploit an Incorrect Authorization vulnerability found in UniFi Network Application to persist privileges within UniFi Network Application after such access had been removed.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

Unifi Network Application· UI
95%
v < 10.4.57
Affected range stops below 10.4.57, so it looks safe — our inference, not a vendor statement
UniFi Network Application· Ubiquiti
90%
v < 10.4.57
Affected range stops below 10.4.57, so it looks safe — our inference, not a vendor statement

Remediation

No guide yet

No remediation guidance has been written for this CVE yet. What the record does show:

Patch and advisory references

References (1)

Vendor Advisory
Source: [email protected]
https://community.ui.com/releases/Security-Advisory-Bulletin-066-066/984eceb3-49c8-4227-942d-671c289b3afc

SSVC — Action Prioritization

SSVCNo known exploitNot automatableTotal impact

SSVC signals action urgency (what to patch first), separate from CVSS which measures severity.

CVSS

7.5HIGHhackerone
Vector?

Quick Info

StatusANALYZED
CWE
CWE-863

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