CVE-2026-76457
No fix known EPSS <1%CVSS 8.6
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-2026-76457 are related to out-of-bounds read issues that are grouped under the Common Weakness Enumeration (CWE) CWE-125.
Products: Cisco NX-OS Software, Cisco NX-OS System Software in ACI Mode, Cisco Unified Computing System (Managed)