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Medium · 6.4 Public exploit CVE-2026-20169 EUVD-2026-27854GHSA-rx82-7g7m-r755

Cisco IoT Field Network Director Command Injection Vulnerability

Published May 6, 2026 · Updated May 6, 2026 · Assigned by cisco

Description

A vulnerability in the web-based management interface of Cisco IoT Field Network Director could allow an authenticated, remote attacker with low privileges to access files and execute commands on a remote router.

This vulnerability is due to insufficient input validation of user-supplied data. An attacker could exploit this vulnerability by submitting crafted input in the web-based management interface. A successful exploit could allow the attacker to create, read, or delete files and execute limited commands in user EXEC mode on a remote router.

Affected products

VendorProductAffectedFixed
Cisco Cisco IoT Field Network Director (IoT-FND) 4.5.1, 4.4.3, 4.1.0, 4.1.3, 4.6.1, 4.1.1, 4.4.0, 4.2.0, 4.4.2, 4.3.0, 4.6.0, 4.4.4, 4.3.2, 4.1.2, 4.4.1, 4.5.0, 4.3.1, 4.7.0, 4.6.2, 4.7.1, 4.7.2, 4.8.0, 4.8.1, 4.9.0, 4.9.1, 4.10.0, 4.9.2, 4.11.0, 4.12.0, 4.12.1 —

Public exploits

Exploit or proof-of-concept code for this vulnerability is publicly available, which lowers the bar for attackers. Treat it as a reason to patch sooner.

Third-party code, not reviewed by us. Public PoCs are sometimes fake or contain malware. Read the code first and run it only in an isolated lab, against systems you are authorised to test.

GitHub 1 repository

Sources: PoC-in-GitHub, Metasploit Framework, Exploit-DB — updated daily. Only links are listed; no exploit code is hosted here.

References