VDB
CVE-2026-20099
CVE-2026-20099
PUBLISHED
CVSS 8.5 HIGH
FXOS (FirePOWER eXtensible Operating System) ist ein Betriebssystem für Cisco Firepower Appliances Bei dem Cisco Unified Computing System (UCS) handelt es sich um eine Rechenzentrumsplattform, die Rechenleistung, Netzwerk, Storage-Zugriff und Virtualisierung in einem System zusammenführt.
EPSS 0.64% · 48.1th percentile
Risk Scores
CVSS 4.0
8.5
CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/VC:H/VI:H/VA:N/SC:N/SI:N/SA:N
EPSS Score
0.64%
48.1th percentile
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Cisco | Cisco FXOS | |
| Cisco | Cisco Unified Computing System (UCS) <4.3(6c) | |
| Cisco | Cisco Unified Computing System (UCS) <4.3(6a) |
Timeline
- Oct 8, 2025 CVE ID Reserved
- Feb 25, 2026 CVE Published
- Feb 26, 2026 EPSS Score
- Feb 26, 2026 CVE Updated
- Feb 28, 2026 EPSS Score
- Mar 1, 2026 EPSS Score
- Mar 3, 2026 EPSS Score
- Mar 5, 2026 EPSS Score
- Mar 6, 2026 EPSS Score
- Mar 8, 2026 EPSS Score
- Mar 10, 2026 EPSS Score
- Mar 11, 2026 EPSS Score
References
- https://wid.cert-bund.de/.well-known/csaf/white/2026/wid-sec-w-2026-0522.json advisory
- https://wid.cert-bund.de/portal/wid/securityadvisory?name=WID-SEC-2026-0522 advisory
- https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-ucsfxosxss-7skVE8Zv advisory
- https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-ucsciv-wGYtC78q advisory