In Ubiquiti Networks EdgeSwitch X v1.1.0 and prior, a privileged user can execute arbitrary shell commands over the SSH CLI interface.

published 2019-04-10 7y ago modified 2026-06-17 4mo ago also EUVD-2019-15017

cvss: 8.8; version 3.1, NVD
cisa kev: Not listed; not in CISA's catalog
epss: 1.9%; EPSS 1.9% chance of exploitation in 30 days, percentile 79%
public exploits: 0; none known

In Ubiquiti Networks EdgeSwitch X v1.1.0 and prior, a privileged user can execute arbitrary shell commands over the SSH CLI interface. This allows to execute shell commands under the root user.

Patch / fix

links 1

community.ubnt.com/t5/EdgeMAX-Updates-Blog/EdgeMAX-EdgeSwitch-X-software-rele… advisory

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Exploit prediction

1.90% chance of exploitation in the next 30 days, higher than 79% of all scored CVEs (FIRST EPSS, 2026-11-09).

CVSS scores

assigned by	version	score	vector
NVD	3.1	8.8	CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
NVD	2.0	9.0	AV:N/AC:L/Au:S/C:C/I:C/A:C

Affected products

Ubiquiti Networks EdgeMAX

Classification

Weakness

CWE-77 Improper Neutralization of Special Elements used in a Command
CWE-78 Improper Neutralization of Special Elements used in an OS Command

References

community.ubnt.com /t5/EdgeMAX-Updates-Blog/EdgeMAX-EdgeSwitch-X-software-release-v1-1-1/ba-p/2731137
patch, vendor-advisory
hackerone.com /reports/508256
third-party-advisory

Sources

CVE List CVE-2019-5424
NVD CVE-2019-5424

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