Cisco security advisories, November 2026

Every Cisco security advisory published in November 2026, from Cisco Security Advisories, with its severity, CVEs and CISA KEV status. Open a record for affected and fixed versions and the vendor's own link.

Advisories: 3
Critical: 0
High: 1
In CISA KEV: 0
CVEs: 3

Cisco advisories published in November 2026

Nov 4, 2026
High [CVE-2026-76506] Cisco UCS Central Software Remote Code Execution Vulnerability
High7.6
Nov 4, 2026
Medium [CVE-2026-76419] Cisco Unified Communications Manager Cross-Site Scripting Vulnerability
Medium6.1
Nov 4, 2026
Medium [CVE-2026-20241] Cisco Identity Services Engine Authorization Bypass Vulnerability
Medium5.3

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Dates are each advisory's publication date at the source, in UTC; a record with no source date is filed under the day VulniPulse first saw it.