CVE-2026-22557

critical

Description

A malicious actor with access to the network could exploit a Path Traversal vulnerability found in the UniFi Network Application to access files on the underlying system that could be manipulated to access an underlying account.

References

References
More

https://www.bleepingcomputer.com/news/security/ubiquiti-patches-three-max-severity-unifi-os-vulnerabilities/

https://cyberscoop.com/ubiquiti-unifi-networking-application-vulnerability/

https://www.bleepingcomputer.com/news/security/ubiquiti-warns-of-unifi-flaw-that-may-enable-account-takeover/

https://securityaffairs.com/189689/security/critical-ubiquiti-unifi-unifi-security-flaw-allows-potential-account-hijacking.html

https://community.ui.com/releases/Security-Advisory-Bulletin-062-062/c29719c0-405e-4d4a-8f26-e343e99f931b

Details

Source: Mitre, NVD

Published: 2026-03-19

Updated: 2026-04-30

Risk Information

CVSS v2

Base Score: 10

Vector: CVSS2#AV:N/AC:L/Au:N/C:C/I:C/A:C

Severity: Critical

CVSS v3

Base Score: 10

Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H