CVE-2026-20090: A vulnerability in the web-based management interface of Cisco IMC could allow an authenticated, remote attacker with…
CVE-2026-20090 · Severity: medium · CVSS 4.8 · Published 2026-04-01
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.
No. Junglewise Threat Intelligence has no report of CVE-2026-20090 being exploited in the wild.
How severe is CVE-2026-20090?
Medium severity, with a CVSS score of 4.8, published 1 April 2026.
Which products and versions are affected?
Cisco Enterprise Nfv Infrastructure Software, Cisco Unified Computing System, Cisco Unified Computing System E-Series Software. The advisory does not name versions.
Is there a fix for CVE-2026-20090?
No fixed version is recorded yet. Check the vendor's advisory in the references below. If you run it, Junglewise drafts a mitigation that fits your setup and applies it once you approve, with senior security engineers behind it.
Am I affected by CVE-2026-20090?
Check whether you run Cisco Enterprise Nfv Infrastructure Software, Cisco Unified Computing System or Cisco Unified Computing System E-Series Software. Junglewise does that check for you around the clock: connect your code, cloud and domains, and it matches new vulnerabilities like this one against what you actually run and tells you when one reaches you.