CVE-2026-20167
High · 7.7CVSS
7.7
EPSS
0.3%
Published
May 6, 2026
CISA due date
—
The record
A vulnerability in the web-based management interface of Cisco IoT Field Network Director could allow an authenticated, remote attacker with low privileges to cause a DoS condition on a remotely managed router. This vulnerability is due to improper error handling. An attacker could exploit this vulnerability by submitting crafted input to the web-based management interface. A successful exploit could allow the attacker to request unauthorized files from a remote router, causing the router to reload and resulting in a DoS condition.
Affected packages
| Ecosystem | Package | Introduced | Fixed |
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