Path Traversal in Ubiquiti Inc Unifi Network Application
CVE-2026-22557
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.
Vulnerability class: Path Traversal (Directory Traversal)
EPSS: 0.000 (9.7th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 10.0 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H.
Affected products
- Ubiquiti Inc Unifi Network Application — versions 10.1.89, 10.2.97, 9.0.118
Weakness classification (CWE)
Public proof-of-concept exploits
References
Frequently asked questions
- What is CVE-2026-22557?
- CVE-2026-22557 is a critical-severity vulnerability in Ubiquiti Inc Unifi Network Application, classified under Path Traversal. CVSS score: 10.0/10. Published 2026-03-19.
- How severe is CVE-2026-22557?
- Critical severity. CVSS v3 base score is 10.0 out of 10.
- Is CVE-2026-22557 known to be exploited?
- 4 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.