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Cisco NX-OS has multiple internally discovered vulnerabilities related to improper input validation of special elements in command processing. These vulnerabilities are addressed by a software hardening release following an internal security review. The CVE-2026-76455 vulnerability has a critical CVSS score of 9.8, indicating high impact on confidentiality, integrity, and availability.

Cisco's NX-OS engineering team conducted an internal security review that identified multiple vulnerabilities, including CVE-2026-76455, which involves improper input validation of special elements used in command issuance. This issue is categorized under CWE-20 (Improper Input Validation) and CWE-284 (Improper Access Control). The vulnerabilities have been addressed through a software hardening release, although specific affected versions and patch details are not provided in the available data.

Cisco NX-OS has multiple internally discovered vulnerabilities related to improper input validation of special elements in command processing. These vulnerabilities are addressed by a software hardening release following an internal security review. The CVE-2026-76455 vulnerability has a critical CV

As part of Cisco's ongoing commitment to proactive security and product quality, the Cisco NX-OS engineering team has conducted a comprehensive… (CVE-2026-76455)

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-2026-76453 are related to improper neutralization issues that are grouped under the Common Weakness Enumeration (CWE) CWE-707.

Cisco NX-OS Software contains vulnerabilities related to improper neutralization (CWE-707) as identified in CVE-2026-76453. These issues were discovered internally by Cisco's engineering team during a comprehensive security review. The vulnerability has a CVSS 3.1 base score of 8.8, indicating high severity with network attack vector, low attack complexity, low privileges required, no user interaction, and impacts to confidentiality, integrity, and availability. Cisco released a software hardening update addressing these issues, but explicit patch or affected version details are not provided in the input data.

CVE-2026-76453 is a high-severity vulnerability in Cisco NX-OS Software involving improper neutralization issues classified under CWE-707. Cisco identified these issues during an internal security review and released a software hardening update addressing multiple vulnerabilities. The flaw could all

CVE-2026-76453: Improper Neutralization in Cisco Cisco NX-OS Software


As part of Cisco's ongoing commitment to proactive security and product quality, the Cisco NX-OS engineering team has conducted a comprehensive… (CVE-2026-76455)CVE-2026-76455 0 Cisco NX-OS has multiple internally discovered vulnerabilities related to improper input validation of special elements in command processing. These vulnerabilities are addressed by a software hardening release following an internal security review. The CVE-2026-76455 vulnerability has a critical CVSS score of 9.8, indicating high impact on confidentiality, integrity, and availability. CriticalVulnerability#gcve #osv #ghsa-q7hw-286v-vv3w Join the discussion	GCVE Database	10/07/2026, 18:32:11 UTC Added: 10/07/2026, 21:56:03 UTC
CVE-2026-76453: Improper Neutralization in Cisco Cisco NX-OS SoftwareCVE-2026-76453 0 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-2026-76453 are related to improper neutralization issues that are grouped under the Common Weakness Enumeration (CWE) CWE-707. HighVulnerability#cve #cve-2026-76453 Join the discussion	CVE Database V5	10/07/2026, 16:12:24 UTC Added: 10/07/2026, 16:34:16 UTC

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