CVE-2026-76409: Cisco Nexus Dashboard Software Security Hardening Release September 2026 - Improper Limitation of a Pathname

Severity: high (CVSS 8.8 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.5% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2026-09-16 · updated 2026-09-18
Weakness: CWE-22

Description

As part of Cisco's ongoing commitment to proactive security and product quality, the Cisco Nexus Dashboard 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-2026-76409 are related to improper limitation of a pathname issues that are grouped under the Common Weakness Enumeration (CWE) CWE-22.

Affected products

Cisco Nexus Dashboard: 2.1(1d), 2.1(1e), 2.1(2d), 2.2(1h), 2.2(1e), 2.2(2d) (+23)

References

https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-hardening-ndw1-psFvnrg

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