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CVE-2026-20168

Cisco IoT Field Network Director Path Traversal Vulnerability

MEDIUM

6.5

CVSS Score

Published: May 6, 2026 at 04:15 PM UTC

Updated: October 26, 2026 at 07:10 PM UTC

1 product affected across 1 vendorIot Field Network Director

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Severity

MEDIUM6.5

Exploit prediction

EPSS 0.3%

SSVC

No known exploit

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 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.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

Iot Field Network Director · Cisco

95%

v < 5.0.0-1174.1.0 4.1.1 4.1.2 4.1.3 4.10.0 4.11.0 4.12.0 4.12.1 4.2.0 4.3.0 4.3.1 4.3.2 4.4.0 4.4.1 4.4.2 4.4.3 4.4.4 4.5.0 4.5.1 4.6.0 4.6.1 4.6.2 4.7.0 4.7.1 4.7.2 4.8.0 4.8.1 4.9.0 4.9.1 4.9.2

Affected range stops below 5.0.0-117, so it looks safe — our inference, not a vendor statement

Remediation

No guide yet

No remediation guidance has been written for this CVE yet. What the record does show:

Patch and advisory references

https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-iot-fnd-dos-n8N26Q4u

References (1)

Vendor Advisory

Source: cverecord

https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-iot-fnd-dos-n8N26Q4u

SSVC — Action Prioritization

SSVCNo known exploitNot automatablePartial impact

SSVC signals action urgency (what to patch first), separate from CVSS which measures severity.

CVSS

6.5MEDIUMcisco

Attack Vector: NETWORK
Complexity: LOW
Privileges: LOW
User Interaction: NONE
Scope: UNCHANGED
Confidentiality: HIGH
Integrity: NONE
Availability: NONE

Vector?

Quick Info

StatusANALYZED

CWE

CWE-388

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