CVE-2026-20090: Cisco Integrated Management Controller Cross-Site Scripting Vulnerability

Published Apr 1, 2026
·
Updated

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.

Affected Software

262 affected components
Cisco Integrated Management Controller
Cisco Enterprise NFV Infrastructure Software=3.3.1
Cisco Enterprise NFV Infrastructure Software=3.4.1
Cisco Enterprise NFV Infrastructure Software=3.5.1
Cisco Enterprise NFV Infrastructure Software=3.5.2
Cisco Enterprise NFV Infrastructure Software=3.6.1
Cisco Enterprise NFV Infrastructure Software=3.6.2
Cisco Enterprise NFV Infrastructure Software=3.6.3
Cisco Enterprise NFV Infrastructure Software=3.7.1
Cisco Enterprise NFV Infrastructure Software=3.8.1
Cisco Enterprise NFV Infrastructure Software=3.9.1
Cisco Enterprise NFV Infrastructure Software=3.9.2
Cisco Enterprise NFV Infrastructure Software=3.10.1
Cisco Enterprise NFV Infrastructure Software=3.10.2
Cisco Enterprise NFV Infrastructure Software=3.10.3
Cisco Enterprise NFV Infrastructure Software=3.11.1
Cisco Enterprise NFV Infrastructure Software=3.11.2
Cisco Enterprise NFV Infrastructure Software=3.11.3
Cisco Enterprise NFV Infrastructure Software=3.12.1
Cisco Enterprise NFV Infrastructure Software=3.12.1a
Cisco Enterprise NFV Infrastructure Software=3.12.1b
Cisco Enterprise NFV Infrastructure Software=3.12.2
Cisco Enterprise NFV Infrastructure Software=3.12.3
Cisco Enterprise NFV Infrastructure Software=4.1.1
Cisco Enterprise NFV Infrastructure Software=4.1.2
Cisco Enterprise NFV Infrastructure Software=4.2.1
Cisco Enterprise NFV Infrastructure Software=4.2.2
Cisco Enterprise NFV Infrastructure Software=4.4.1
Cisco Enterprise NFV Infrastructure Software=4.4.2
Cisco Enterprise NFV Infrastructure Software=4.4.3
Cisco Enterprise NFV Infrastructure Software=4.5.1
Cisco Enterprise NFV Infrastructure Software=4.6.1
Cisco Enterprise NFV Infrastructure Software=4.6.2
Cisco Enterprise NFV Infrastructure Software=4.6.2-fc2
Cisco Enterprise NFV Infrastructure Software=4.6.2-fc3
Cisco Enterprise NFV Infrastructure Software=4.6.3
Cisco Enterprise NFV Infrastructure Software=4.6.3-fc4
Cisco Enterprise NFV Infrastructure Software=4.6.4
Cisco Enterprise NFV Infrastructure Software=4.6.5-es1
Cisco Enterprise NFV Infrastructure Software=4.7.1
Cisco Enterprise NFV Infrastructure Software=4.8.1
Cisco Enterprise NFV Infrastructure Software=4.8.2
Cisco Enterprise NFV Infrastructure Software=4.9.1
Cisco Enterprise NFV Infrastructure Software=4.9.2
Cisco Enterprise NFV Infrastructure Software=4.9.2-fc5
Cisco Enterprise NFV Infrastructure Software=4.9.3
Cisco Enterprise NFV Infrastructure Software=4.9.4
Cisco Enterprise NFV Infrastructure Software=4.9.4-es8
Cisco Enterprise NFV Infrastructure Software=4.9.4-es9
Cisco Enterprise NFV Infrastructure Software=4.9.4-fc3
Cisco Enterprise NFV Infrastructure Software=4.9.5
Cisco Enterprise NFV Infrastructure Software=4.9.6
Cisco Enterprise NFV Infrastructure Software=4.10.1
Cisco Enterprise NFV Infrastructure Software=4.11.1
Cisco Enterprise NFV Infrastructure Software=4.12.1
Cisco Enterprise NFV Infrastructure Software=4.12.2
Cisco Enterprise NFV Infrastructure Software=4.12.3
Cisco Enterprise NFV Infrastructure Software=4.12.4
Cisco Enterprise NFV Infrastructure Software=4.12.5
Cisco Enterprise NFV Infrastructure Software=4.12.6
Cisco Enterprise NFV Infrastructure Software=4.13.1
Cisco Enterprise NFV Infrastructure Software=4.14.1
Cisco Enterprise NFV Infrastructure Software=4.15.1
Cisco Enterprise NFV Infrastructure Software=4.15.2
Cisco Enterprise NFV Infrastructure Software=4.15.3
Cisco Enterprise NFV Infrastructure Software=4.15.4
Cisco Enterprise NFV Infrastructure Software=4.16.1
Cisco Enterprise NFV Infrastructure Software=4.18.1
Cisco Enterprise NFV Infrastructure Software=4.18.2
Cisco Enterprise NFV Infrastructure Software=4.18.2a
Cisco Unified Computing System=3.1\(1d\)
Cisco Unified Computing System=3.1\(2b\)
Cisco Unified Computing System=3.1\(2c\)
Cisco Unified Computing System=3.1\(2d\)
Cisco Unified Computing System=3.1\(2e\)
Cisco Unified Computing System=3.1\(2g\)
Cisco Unified Computing System=3.1\(2i\)
Cisco Unified Computing System=3.1\(3a\)
Cisco Unified Computing System=3.1\(3b\)
Cisco Unified Computing System=3.1\(3c\)
Cisco Unified Computing System=3.1\(3d\)
Cisco Unified Computing System=3.1\(3g\)
Cisco Unified Computing System=3.1\(3h\)
Cisco Unified Computing System=3.1\(3i\)
Cisco Unified Computing System=3.1\(3j\)
Cisco Unified Computing System=3.1\(3k\)
Cisco Unified Computing System=4.0\(1.240\)
Cisco Unified Computing System=4.0\(1a\)
Cisco Unified Computing System=4.0\(1b\)
Cisco Unified Computing System=4.0\(1c\)
Cisco Unified Computing System=4.0\(1d\)
Cisco Unified Computing System=4.0\(1e\)
Cisco Unified Computing System=4.0\(1g\)
Cisco Unified Computing System=4.0\(1h\)
Cisco Unified Computing System=4.0\(2c\)
Cisco Unified Computing System=4.0\(2d\)
Cisco Unified Computing System=4.0\(2f\)
Cisco Unified Computing System=4.0\(2g\)
Cisco Unified Computing System=4.0\(2h\)
Cisco Unified Computing System=4.0\(2i\)
Cisco Unified Computing System=4.0\(2k\)
Cisco Unified Computing System=4.0\(2l\)
Cisco Unified Computing System=4.0\(2m\)
Cisco Unified Computing System=4.0\(2n\)
Cisco Unified Computing System=4.0\(2o\)
Cisco Unified Computing System=4.0\(2p\)
Cisco Unified Computing System=4.0\(2q\)
Cisco Unified Computing System=4.0\(2r\)
Cisco Unified Computing System=4.0\(4b\)
Cisco Unified Computing System=4.0\(4c\)
Cisco Unified Computing System=4.0\(4d\)
Cisco Unified Computing System=4.0\(4e\)
Cisco Unified Computing System=4.0\(4f\)
Cisco Unified Computing System=4.0\(4h\)
Cisco Unified Computing System=4.0\(4i\)
Cisco Unified Computing System=4.0\(4j\)
Cisco Unified Computing System=4.0\(4k\)
Cisco Unified Computing System=4.0\(4l\)
Cisco Unified Computing System=4.0\(4m\)
Cisco Unified Computing System=4.0\(4n\)
Cisco Unified Computing System=4.1\(1c\)
Cisco Unified Computing System=4.1\(1d\)
Cisco Unified Computing System=4.1\(1f\)
Cisco Unified Computing System=4.1\(1g\)
Cisco Unified Computing System=4.1\(1h\)
Cisco Unified Computing System=4.1\(2a\)
Cisco Unified Computing System=4.1\(2b\)
Cisco Unified Computing System=4.1\(2d\)
Cisco Unified Computing System=4.1\(2e\)
Cisco Unified Computing System=4.1\(2f\)
Cisco Unified Computing System=4.1\(2g\)
Cisco Unified Computing System=4.1\(2h\)
Cisco Unified Computing System=4.1\(2j\)
Cisco Unified Computing System=4.1\(2k\)
Cisco Unified Computing System=4.1\(2l\)
Cisco Unified Computing System=4.1\(2m\)
Cisco Unified Computing System=4.1\(3b\)
Cisco Unified Computing System=4.1\(3c\)
Cisco Unified Computing System=4.1\(3d\)
Cisco Unified Computing System=4.1\(3f\)
Cisco Unified Computing System=4.1\(3g\)
Cisco Unified Computing System=4.1\(3h\)
Cisco Unified Computing System=4.1\(3i\)
Cisco Unified Computing System=4.1\(3l\)
Cisco Unified Computing System=4.1\(3m\)
Cisco Unified Computing System=4.1\(3n\)
Cisco Unified Computing System=4.2\(1a\)
Cisco Unified Computing System=4.2\(1b\)
Cisco Unified Computing System=4.2\(1c\)
Cisco Unified Computing System=4.2\(1e\)
Cisco Unified Computing System=4.2\(1f\)
Cisco Unified Computing System=4.2\(1g\)
Cisco Unified Computing System=4.2\(1i\)
Cisco Unified Computing System=4.2\(1j\)
Cisco Unified Computing System=4.2\(2a\)
Cisco Unified Computing System=4.2\(2f\)
Cisco Unified Computing System=4.2\(2g\)
Cisco Unified Computing System=4.2\(3b\)
Cisco Unified Computing System=4.2\(3d\)
Cisco Unified Computing System=4.2\(3e\)
Cisco Unified Computing System=4.2\(3g\)
Cisco Unified Computing System=4.2\(3h\)
Cisco Unified Computing System=4.2\(3i\)
Cisco Unified Computing System=4.2\(3j\)
Cisco Unified Computing System=4.2\(3k\)
Cisco Unified Computing System=4.2\(3l\)
Cisco Unified Computing System=4.2\(3m\)
Cisco Unified Computing System=4.2\(3n\)
Cisco Unified Computing System=4.2\(3o\)
Cisco Unified Computing System=4.2\(3p\)
Cisco Unified Computing System=4.3\(1.230097\)
Cisco Unified Computing System=4.3\(1.230124\)
Cisco Unified Computing System=4.3\(1.230138\)
Cisco Unified Computing System=4.3\(2.230207\)
Cisco Unified Computing System=4.3\(2.230270\)
Cisco Unified Computing System=4.3\(2.240002\)
Cisco Unified Computing System=4.3\(2.240009\)
Cisco Unified Computing System=4.3\(2.240037\)
Cisco Unified Computing System=4.3\(2.240053\)
Cisco Unified Computing System=4.3\(2.240077\)
Cisco Unified Computing System=4.3\(2.240090\)
Cisco Unified Computing System=4.3\(2.240107\)
Cisco Unified Computing System=4.3\(2.250016\)
Cisco Unified Computing System=4.3\(2.250021\)
Cisco Unified Computing System=4.3\(2.250022\)
Cisco Unified Computing System=4.3\(2.250037\)
Cisco Unified Computing System=4.3\(2.250045\)
Cisco Unified Computing System=4.3\(2.250063\)
Cisco Unified Computing System=4.3\(3.240022\)
Cisco Unified Computing System=4.3\(3.240041\)
Cisco Unified Computing System=4.3\(3.240043\)
Cisco Unified Computing System=4.3\(4.240142\)
Cisco Unified Computing System=4.3\(4.240152\)
Cisco Unified Computing System=4.3\(4.241014\)
Cisco Unified Computing System=4.3\(4.241063\)
Cisco Unified Computing System=4.3\(4.242028\)
Cisco Unified Computing System=4.3\(4.242038\)
Cisco Unified Computing System=4.3\(4.242066\)
Cisco Unified Computing System=4.3\(4.252001\)
Cisco Unified Computing System=4.3\(4.252002\)
Cisco Unified Computing System=4.3\(5.240021\)
Cisco Unified Computing System=4.3\(5.250001\)
Cisco Unified Computing System=4.3\(5.250030\)
Cisco Unified Computing System=4.3\(5.250033\)
Cisco Unified Computing System=4.3\(5.250043\)
Cisco Unified Computing System=4.3\(5.250045\)
Cisco Unified Computing System=4.3\(6.250039\)
Cisco Unified Computing System=4.3\(6.250040\)
Cisco Unified Computing System=4.3\(6.250044\)
Cisco Unified Computing System=4.3\(6.250053\)
Cisco Unified Computing System=4.3\(6.250060\)
Cisco Unified Computing System=4.3\(6.250101\)
Cisco Unified Computing System=4.3\(6.250117\)
Cisco Unified Computing System=4.3\(6.260003\)
Cisco Unified Computing System=6.0\(1.250127\)
Cisco Unified Computing System=6.0\(1.250130\)
Cisco Unified Computing System=6.0\(1.250131\)
Cisco Unified Computing System=6.0\(1.250174\)
Cisco Unified Computing System=6.0\(1.250192\)
Cisco Unified Computing System=6.0\(1.250194\)
Cisco Unified Computing System E-series Software=2.0.0
Cisco Unified Computing System E-series Software=2.1.0
Cisco Unified Computing System E-series Software=2.2.1
Cisco Unified Computing System E-series Software=2.2.2
Cisco Unified Computing System E-series Software=2.3.1
Cisco Unified Computing System E-series Software=2.3.2
Cisco Unified Computing System E-series Software=2.3.3
Cisco Unified Computing System E-series Software=2.3.5
Cisco Unified Computing System E-series Software=2.4.0
Cisco Unified Computing System E-series Software=2.4.1
Cisco Unified Computing System E-series Software=2.4.2
Cisco Unified Computing System E-series Software=3.0.1
Cisco Unified Computing System E-series Software=3.0.2
Cisco Unified Computing System E-series Software=3.1.0
Cisco Unified Computing System E-series Software=3.1.1
Cisco Unified Computing System E-series Software=3.1.2
Cisco Unified Computing System E-series Software=3.1.3
Cisco Unified Computing System E-series Software=3.1.4
Cisco Unified Computing System E-series Software=3.1.5
Cisco Unified Computing System E-series Software=3.2.1
Cisco Unified Computing System E-series Software=3.2.2
Cisco Unified Computing System E-series Software=3.2.3
Cisco Unified Computing System E-series Software=3.2.4
Cisco Unified Computing System E-series Software=3.2.6
Cisco Unified Computing System E-series Software=3.2.7
Cisco Unified Computing System E-series Software=3.2.8
Cisco Unified Computing System E-series Software=3.2.10
Cisco Unified Computing System E-series Software=3.2.11.1
Cisco Unified Computing System E-series Software=3.2.11.3
Cisco Unified Computing System E-series Software=3.2.11.5
Cisco Unified Computing System E-series Software=3.2.12.2
Cisco Unified Computing System E-series Software=3.2.13.6
Cisco Unified Computing System E-series Software=3.2.14
Cisco Unified Computing System E-series Software=3.2.15
Cisco Unified Computing System E-series Software=3.2.15.3
Cisco Unified Computing System E-series Software=3.2.16.1
Cisco Unified Computing System E-series Software=4.00
Cisco Unified Computing System E-series Software=4.02
Cisco Unified Computing System E-series Software=4.11.1
Cisco Unified Computing System E-series Software=4.12.1
Cisco Unified Computing System E-series Software=4.12.2
Cisco Unified Computing System E-series Software=4.15.2

Event History

Apr 1, 2026
CVE Published
via MITRE·04:34 PM
Data Sourced
via MITRE·04:34 PM
DescriptionSeverityWeakness
Data Sourced
via NVD·05:28 PM
DescriptionSeverityWeaknessAffected Software

Frequently Asked Questions

1

What is the severity of CVE-2026-20090?

CVE-2026-20090 is rated as a high-severity vulnerability due to its potential for remote exploitation through stored cross-site scripting.

2

How do I fix CVE-2026-20090?

To fix CVE-2026-20090, ensure that your Cisco Integrated Management Controller is updated to the latest version recommended by Cisco.

3

Who is affected by CVE-2026-20090?

CVE-2026-20090 affects users of Cisco Integrated Management Controller with administrative privileges using the web-based management interface.

4

What type of attack does CVE-2026-20090 enable?

CVE-2026-20090 enables an authenticated remote attacker to conduct a stored cross-site scripting attack.

5

Is authentication required to exploit CVE-2026-20090?

Yes, successful exploitation of CVE-2026-20090 requires the attacker to have authenticated access with administrative privileges.

Company

Resources

Contact

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