CVE-2026-20168
MEDIUMDescription
A vulnerability in the web-based management interface of Cisco IoT Field Network Director could allow an authenticated, remote attacker with low privileges to retrieve files that they do not have permission to access. This vulnerability is due to insufficient file access checks. An attacker could exploit this vulnerability by submitting crafted input in the web-based management interface. A successful exploit could allow the attacker to read files that they are not authorized to access.
How to fix
TridentStack Control can deploy fixes like this automatically across your Windows, macOS, and Linux fleet. See how it works
Remediation is compiled from vendor and distribution security advisories. Always confirm against the linked source for your exact version and platform.
CVSS v3 Vector
Exploitability
Impact
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
Exploit Intelligence
Low risk: more likely to be exploited than 19% of all known CVEs.
References
Related Vulnerabilities
Other CWE-388 vulnerabilities, ordered by exploit likelihood. View all
| CVE | Severity | CVSS | EPSS | Exploited | Fix |
|---|---|---|---|---|---|
| CVE-2018-1002105 | Critical | 9.8 | 87% | - | Fix |
| CVE-2016-8745 | High | 7.5 | 16% | - | Fix |
| CVE-2018-0155 | High | 8.6 | 7.8% | KEV | - |
| CVE-2016-9778 | High | 7.5 | 6.8% | - | - |
| CVE-2014-9841 | Critical | 9.8 | 3.9% | - | Fix |
| CVE-2014-9826 | Critical | 9.8 | 3.7% | - | Fix |
Common questions
How do I fix CVE-2026-20168?
Upgrade iot field network director to 5.0.0-117 or later.
Is CVE-2026-20168 being actively exploited?
Not that we know of. CVE-2026-20168 is not in the CISA Known Exploited Vulnerabilities catalog. Its EPSS score of 0.27% is the estimated probability that it will be exploited in the next 30 days. That is higher than 19% of all scored CVEs.
How severe is CVE-2026-20168?
CVE-2026-20168 has a CVSS v3 base score of 6.5, rated medium. CVSS rates the technical impact if the vulnerability is exploited, not how likely that is, so weigh it alongside the exploit-prediction score when you decide what to patch first.
What does CVE-2026-20168 affect?
Published advisories record a fix for iot field network director (NVD). Only products with a sourced advisory are listed, so treat this as what we can cite rather than a complete inventory.
Embed a live status badge for CVE-2026-20168
Markdown
[](https://tridentstack.com/cve/CVE-2026-20168)HTML
<a href="https://tridentstack.com/cve/CVE-2026-20168"><img src="https://tridentstack.com/cve/badge/CVE-2026-20168.svg" alt="CVE-2026-20168"></a>Find and fix vulnerabilities across your fleet
TridentStack Control continuously scans your Windows, macOS, and Linux fleet for known vulnerabilities, prioritizes them by severity and active exploitation, and patches them automatically.
This product uses NVD data but is not endorsed or certified by the NVD. EPSS scores courtesy of FIRST.org (https://www.first.org/epss). Source: CISA KEV Catalog. Data as of 2026-06-30.