Cisco Nexus Dashboard Software Security Hardening Release September 2026 - Missing Authentication for Critical Function (CVE-2026-20326) | HOL Guard CVE

Unknown severity · Source severity not reportedCVE-2026-20326

Cisco Nexus Dashboard Software Security Hardening Release September 2026 - Missing Authentication for Critical Function

Answer in brief

CVE-2026-20326 records a Unknown severity vulnerability in Cisco Nexus Dashboard Software Security Hardening Release September 2026 - Missing Authentication for Critical Function. The current sources do not mark it as known exploited. The current feed maps Cisco/Cisco Nexus Dashboard (generic). Check affected ranges and fixed versions before updating.

Analysis pending evidence review

HOL Guard separates source facts from reviewed analysis. See the methodology.

Published Sep 16, 2026Updated Sep 16, 2026Source checked Sep 16, 2026First seen by HOL Sep 16, 2026Material review Sep 16, 2026

Upstream Advisory

Key facts

Risk: Unknown severitySource severity not reported
Exploitation: Not marked as known exploited
Affected software: 1 mapped package or product
Fix availability: Not reported

Why this deserves its current priority

A CVSS score is not reported in the current record. The current sources do not mark it as known exploited. Treat this as a source-backed prioritization signal, not a statement about your environment.

Analysis status

Analysis pending evidence review

Factual feed record only; HOL analysis is not approved for indexing. Read the methodology.

Affected scope and exposure questions

The current feed maps Cisco/Cisco Nexus Dashboard (generic). Check affected ranges and fixed versions before updating.

Mapped affected packages and fixed versions
Package	Affected range	Fixed version
Cisco/Cisco Nexus Dashboardgeneric	2.1(1d) \|\| 2.1(1e) \|\| 2.1(2d) \|\| 2.2(1h) \|\| 2.2(1e) \|\| 2.2(2d) \|\| 2.1(2f) \|\| 2.3(1c) \|\| 2.3(2b) \|\| 2.3(2c) \|\| 2.3(2d) \|\| 2.3(2e) \|\| 3.0(1f) \|\| 3.0(1i) \|\| 3.1(1k) \|\| 3.1(1l) \|\| 3.2(1e) \|\| 3.2(1i) \|\| 3.3(1a) \|\| 3.3(1b) \|\| 3.3(2b) \|\| 4.0(1i) \|\| 3.3(2g) \|\| 3.2(2f) \|\| 3.2(2g) \|\| 3.2(2m) \|\| 3.1(1n) \|\| 4.1(1g) \|\| 4.2.1	Not reported

Recommended response

Check inventory. Check lockfiles and deployed manifests for Cisco/Cisco Nexus Dashboard.
Review the reported fix. Monitor this advisory for an available fix and review any installs of the affected package.

Evidence timeline and material changes

Published upstream
Sep 16, 2026
Evidence: source:cvelist:source_dates:source-dates:record
Source modified
Sep 16, 2026
Evidence: source:cvelist:source_dates:source-dates:record
First seen by HOL
Sep 16, 2026

Sources and claim methodology

Source referencesec.cloudapps.cisco.com

Upstream source 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-2026-20326 are related to missing authentication for critical function issues that are grouped under the Common Weakness Enumeration (CWE) CWE-306.

Quoted source text, attributed separately from HOL analysis.