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CVE-2026-20090

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…

Published Apr 1, 2026 · updated Aug 28, 2026 · cisco enterprise nfv infrastructure software

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.

Code

The project this record applies to. Exploit listings stay in References.

No public source repository is identified for this product.

Timeline

Detection, updates, and resolution for this record.

  1. Apr 1, 2026 · NIST NVD

    Detected

    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 succes

  2. Aug 28, 2026 · NIST NVD

    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 succes

Affected

  • cpe cisco/enterprise nfv infrastructure software3.3.1
  • cpe cisco/enterprise nfv infrastructure software3.4.1
  • cpe cisco/enterprise nfv infrastructure software3.5.1
  • cpe cisco/enterprise nfv infrastructure software3.5.2
  • cpe cisco/enterprise nfv infrastructure software3.6.1
  • cpe cisco/enterprise nfv infrastructure software3.6.2
  • cpe cisco/enterprise nfv infrastructure software3.6.3
  • cpe cisco/enterprise nfv infrastructure software3.7.1
  • cpe cisco/unified computing system3.1\(1d\)
  • cpe cisco/unified computing system e-series software2.0.0

Sources

  • CVE.orgVulnerability recordCVE-2026-20090

    Official CVE identifier

    cve.org
  • NIST NVDVulnerability recordCVE-2026-20090

    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. A

    nvd.nist.gov

References