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Product
Cisco NX-OS Software
by Cisco · last CVE Oct 7, 2026
On CISA KEVExploited in the wild
17
CVEs
1
On KEV
9.8
Max CVSS
13
New 30D
Vulnerabilities17In the news2Timeline
Severity mix
Critical 8High 4Medium 5Low 0
Severity
All severities17Critical8High4Medium5Low0
Exploitation
On CISA KEV1Exploited in the wild1
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CVECVSSEPSSPublishedSummary · affected versions
CVE-2026-76453
8.8
0%
Oct 7
Cisco NX-OS Software Security Hardening Release: October 2026 - Improper Neutralization Vulnerabilities
Affected: 8.2(5); 7.3(5)D1(1); 8.4(2); 8.4(3); 9.2(3); 8.2(1); +34 more
CVE-2026-76458
8.6
0%
Oct 7
Cisco NX-OS Software Security Hardening Release: October 2026 - Improper Handling of Exceptional Conditions Vulnerabilities
Affected: 8.2(5); 7.3(5)D1(1); 8.4(2); 8.4(3); 9.2(3); 8.2(1); +34 more
CVE-2026-76457
8.6
0%
Oct 7
Cisco NX-OS Software Security Hardening Release: October 2026 - Out-of-bounds Read Vulnerabilities
Affected: 8.2(5); 7.3(5)D1(1); 8.4(2); 8.4(3); 9.2(3); 8.2(1); +34 more
CVE-2026-76456
8.6
0%
Oct 7
Cisco NX-OS Software Security Hardening Release: October 2026 - Improper Input Validation Vulnerabilities
Affected: 8.2(5); 7.3(5)D1(1); 8.4(2); 8.4(3); 9.2(3); 8.2(1); +34 more
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