CVE-2026-20232

Cisco Industrial Ethernet 1000 Series Switches Stored Cross-Site Scripting Vulnerability

Published Aug 19, 2026 CVSS 3.1 · 5.4 Medium EPSS < 1% KEV · Not listed
Description
A vulnerability in the web-based management interface of Cisco Industrial Ethernet (IE) 1000 Series Switches could allow an authenticated, remote attacker to conduct a stored cross-site scripting (XSS) attack against a user of the interface.

This vulnerability is due to insufficient validation of user-supplied input by the web-based management interface of an affected system. An attacker could exploit this vulnerability by injecting malicious code into specific pages of the interface. A successful exploit could allow the attacker to execute arbitrary script code in the context of another user. To exploit this vulnerability, the attacker must have valid user credentials on the affected system.

Remediation

No solution or workaround provided in the CVE record

Tracking

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Advisories

No advisories available
History
Type Values Removed Values Added
First Time appeared Cisco
Cisco cisco Industrial Ethernet Switches
Vendors & Products Cisco
Cisco cisco Industrial Ethernet Switches
Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}

Type Values Removed Values Added
Description A vulnerability in the web-based management interface of Cisco Industrial Ethernet (IE) 1000 Series Switches could allow an authenticated, remote attacker to conduct a stored cross-site scripting (XSS) attack against a user of the interface. This vulnerability is due to insufficient validation of user-supplied input by the web-based management interface of an affected system. An attacker could exploit this vulnerability by injecting malicious code into specific pages of the interface. A successful exploit could allow the attacker to execute arbitrary script code in the context of another user. To exploit this vulnerability, the attacker must have valid user credentials on the affected system.
Title Cisco Industrial Ethernet 1000 Series Switches Stored Cross-Site Scripting Vulnerability
Weaknesses CWE-80
References
Metrics cvssV3_1

{'score': 5.4, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N'}

Weaknesses

Sources

Status
PUBLISHED
Assigner
cisco
Published
Updated
Aug 19, 2026, 7:19 PM
Reserved
Oct 8, 2025, 11:59 AM
Status
Awaiting Analysis
Published
Aug 19, 2026, 5:18 PM
Modified
Aug 20, 2026, 1:01 PM