MajorCritical vulnerability
CVE-2026-76458 (CVSS 8.6)
NVD · officialPublished Oct 7, 2026Risk 37/100
As part of Cisco's ongoing commitment to proactive security and product quality, the Cisco NX-OS engineering team has conducted a comprehensive internal security review. This review resulted in a software hardening release that addresses multiple internally discovered vulnerabilities. The vulnerabilities tracked by CVE-2026-76458 are related to improper handling of exceptional conditions issues that are grouped under the Common Weakness Enumeration (CWE) CWE-703.
Technical details
CVSS
8.6
AV:NetworkAC:LowPR:NoneUI:NoneC:NoneI:NoneA:High
Evidence and sources
This record is attributed to NVD. Exploitation status and remediation guidance are kept separate from the vulnerability's technical severity.
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