CVE-2026-20089A 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 in…
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It affects cisco enterprise_nfv_infrastructure_software and 2 other products. Add what you run to find out whether that includes you.
No exploitation reported and no EPSS estimate yet.
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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.
- CVSS
- 4.8 MEDIUM (v3.1, NVD)CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:N
- Weakness (CWE)
- CWE-79
- Known exploited
- Not in CISA's KEV catalog
- EPSS (exploitation in the next 30 days)
- Not loaded for this CVE
- Assigned by
- Not given
- NVD analysis
- Analyzed
- Record last updated
- Aug 28, 2026
- First seen by InfoSec Signals
- Oct 9, 2026
Affected products
cisco enterprise_nfv_infrastructure_software cisco:enterprise_nfv_infrastructure_software | 3.3.1; 3.4.1; 3.5.1; 3.5.2; 3.6.1; 3.6.2; 3.6.3; 3.7.1; and 61 more ranges | NVD |
cisco unified_computing_system cisco:unified_computing_system | 3.1(1d); 3.1(2b); 3.1(2c); 3.1(2d); 3.1(2e); 3.1(2g); 3.1(2i); 3.1(3a); and 142 more ranges | NVD |
cisco unified_computing_system_e-series_software cisco:unified_computing_system_e-series_software | 2.0.0; 2.1.0; 2.2.1; 2.2.2; 2.3.1; 2.3.2; 2.3.3; 2.3.5; and 34 more ranges | NVD |
References
- https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-cimc-xss-A2tkgVABvendor-advisory
The CVE record on cve.org NVD's entry
The CVE record is authoritative. Products marked “from the name” were identified from the CNA's free-text names, not a CPE, and are matched less certainly. This product uses the NVD API but is not endorsed or certified by the NVD.