CVE-2026-20234

As part of Cisco's ongoing commitment to proactive security and product quality, the Cisco Identity Services Engine (ISE) and Cisco ISE Passive Identity Connector (ISE-PIC) engineering teams have 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-2026-20234 are related to insufficiently protected credentials issues that are grouped under the Common Weakness Enumeration (CWE) Pillar CWE-522.

CVSS v3 9.9 CRITICAL

9.9^/10

CVSS v3 : CRITICAL

Vector :

Exploitability : 3.1 / Impact : 6.0

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required LOW

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact HIGH

Scope CHANGED

References

Link	Resource
https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-hardening-ise-XU5EwX5T

Configurations

No configuration.

History

16 Sep 2026, 17:17

Type	Values Removed	Values Added
New CVE

Information

Published : 2026-09-16 17:17

Updated : 2026-09-17 12:17

NVD link : CVE-2026-20234

Mitre link : CVE-2026-20234

CVE.ORG link : CVE-2026-20234

JSON object : View

Products Affected

No product.

CWE

CWE-522

Insufficiently Protected Credentials

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