CVE-2026-20089
Cisco Integrated Management Controller Cross-Site Scripting Vulnerability
Description
A vulnerability in the web-based management interface of Cisco IMC could allow an authenticated, remote attacker with administrative privileges to conduct a stored XSS attack against a user of the interface. This vulnerability is due to insufficient validation of user input. An attacker could exploit this vulnerability by persuading a user of an affected interface to click a crafted link. A successful exploit could allow the attacker to execute arbitrary script code in the browser of the targeted user or access sensitive, browser-based information.
Weakness: CWE-79
Affected products
| Vendor | Product | Category | Matched by |
|---|---|---|---|
| Cisco | Cisco Enterprise NFV Infrastructure Software | Routing & Switching | cna-assigner |
| Cisco | Cisco Unified Computing System (UCS) | Other Products | cna-assigner |
Vendor-reported products (3)
- Cisco · Cisco Enterprise NFV Infrastructure Software
- Cisco · Cisco Unified Computing System (Standalone)
- Cisco · Cisco Unified Computing System E-Series Software (UCSE)
Vendor advisory
Cisco Integrated Management Controller Cross-Site Scripting Vulnerabilities
Cisco’s rating: Medium (advisory CVSS 6.1) · Published Apr 1, 2026 · updated Apr 22, 2026 (revision 1.1)
Bug IDs: CSCwr60930 , CSCwr60933 , CSCwr60939 , CSCwr60943 , CSCwr60944 , CSCwr60948 , CSCws07154 , CSCws07159 , CSCws07239 , CSCws07240 , CSCws07351 , CSCws07501 , CSCws07585 , CSCws07589 , CSCws07591 , CSCws07596 , CSCws07597
The vendor’s rating applies to the whole advisory and can differ from this CVE’s own CVSS severity. Where this comes from