Vulnerability in Cisco Iot Field Network Director (Iot-Fnd)

CVE-2026-20168

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.

EPSS: 0.003 (19.3th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 6.5 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N.

Affected products

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2026-20168?
CVE-2026-20168 is a medium-severity vulnerability in Cisco Iot Field Network Director (Iot-Fnd), classified under CWE-388. CVSS score: 6.5/10. Published 2026-05-06.
How severe is CVE-2026-20168?
Medium severity. CVSS v3 base score is 6.5 out of 10.