THREATPORT/VULNERABILITY/CVE-2026-22557
CRITICAL SEVERITY

CVE-2026-22557

CVE-2026-22557 vulnerability

CVSS
10.0
EPSS
15.6%
EPSS pct
96th
Exploited
No known
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.
Affected vendor
See references
Affected product
See references
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H
Weakness type (CWE)
Published
2026-03-19

Risk analysis

Based on its CVSS vector, this vulnerability is exploitable over the network, low attack complexity, requiring no privileges, no user interaction. Successful exploitation leads to high impact to confidentiality, high impact to integrity, high impact to availability.

Its EPSS score of 15.6% reflects a moderate probability of exploitation activity in the wild over the next 30 days, placing it above 96% of all scored CVEs.

Check your external exposure to CVE-2026-22557

  • Confirm whether the affected software is running on any internet-facing host or subdomain.
  • Match discovered service fingerprints against the version affected by CVE-2026-22557.
  • Prioritise remediation if the asset is public, business-critical, or near authentication/payment flows.

How ThreatPort helps with CVE-2026-22557

ThreatPort's external attack surface scanner checks your internet-facing assets — agentlessly, from the outside in — for the exposed services and versions that CVE-2026-22557 affects, then prioritises the finding by real risk using CISA KEV and FIRST.org EPSS.

Run a free external exposure scan

Are you exposed to CVE-2026-22557?

Run an instant, non-intrusive external scan to check your attack surface for CVE-2026-22557.

Start free scan

No credit card. Agentless.

Related vulnerabilities

CRITICAL
CVE-2017-17411
Wvbr0 Firmware vulnerability
CRITICAL
CVE-2014-8389
Bu 3026 Firmware vulnerability
CRITICAL
CVE-2017-17932
Allmediaserver vulnerability