CVE Tools
Sign in

CVE-2026-20322

Cisco Nexus Dashboard Software Security Hardening Release September 2026 - Improper Access Control

Published: Sep 16, 2026Updated: Sep 18, 2026 Sources: CVE List NVDCWE-284
9.9CRITICAL
NVD MITRE
EPSS Score
0.3%
Top 80.0%
CISA KEV
Not in KEV
Exploits
0 Known
Remediation
No Fix Available
Self-Check
Not available

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-2026-20322 are related to improper access control issues that are grouped under the Common Weakness Enumeration (CWE) CWE-284.

In plain language

AI Act now

Cisco Nexus Dashboard has a critical access-control flaw affecting logged-in users; typical small businesses should act promptly if they run it.

Executive summary

Improper access control in Cisco Nexus Dashboard allows a low-privileged authenticated attacker over the network to compromise confidentiality, integrity, and availability.

If affected, business impact
Unauthorized dashboard changesNetwork operations disruptionSensitive configuration exposureLoss of management access

What to do now

  1. Confirm whether your organization runs Cisco Nexus Dashboard and identify every version in use.
  2. Review user accounts and remove or disable any that are no longer needed.
  3. No fixed version has been published; ask Cisco or your support provider for the security-hardening release that addresses CVE-2026-20322.
  4. Restrict dashboard access to trusted administrators and management networks until an update is available.
May need vendor / contractor work

CVSS Vector Breakdown

AV:NAC:LPR:LUI:NS:CC:HI:HA:H
Exploitability
AV:NAttack Vector
Network
AC:LAttack Complexity
Low
PR:LPrivileges Required
Low
UI:NUser Interaction
None
Scope
S:CScope
Changed
Impact
C:HConfidentiality
High
I:HIntegrity
High
A:HAvailability
High
Open in CVSS calculator →

Weaknesses

CWE-284

Affected Products

Cisco
commercial·USaka cisco systems, cisco systems inc.
Cisco Nexus Dashboard
Networking Infrastructure

Exploitability

0 exploit sources identified

Exploit details including PoC links, Metasploit modules, and scanner templates are available after registration.

View exploit details
Is your org exposed to CVE-2026-20322?Request an assessment to establish which checks are appropriate for your systems. Check my exposure

References

https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-hardening-ndw1-psFvnrg
sec.cloudapps.cisco.com
News mentions
1

Unlock Complete Vulnerability Intelligence

Get the full picture for CVE-2026-20322 and every CVE in our database. Create a free account — no credit card required.

Create Free Account
Plain-language analysis
Impact assessment and exploitation scenario in plain English
Attack graph visualization
Interactive attack path and kill chain mapping
Exploit details & PoC links
ExploitDB, Metasploit, GitHub PoCs with direct links
Nuclei scanner templates
Ready-to-use vulnerability scanner templates
Full remediation guide
Patch instructions, workarounds, and compliance impact
Interactive AI chat
Ask questions about this vulnerability in natural language
Related vulnerabilities
Semantically similar CVEs and attack patterns
REST API & MCP access
Integrate vulnerability data into your workflows