CVE-2026-20130
Cisco Identity Services Engine Hardening Release - Improper Neutralization Vulnerabilities
Severity
Critical 10
CVSS 3.1
Exploited
Not listed
EPSS
0.004
33.6th percentile
Discovered by
Vendor
Vendor-published field
Published
Sep 16, 2026
Assigned by cisco
Description
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-2026-20130 are related to improper neutralization of special elements issues that are grouped under the Common Weakness Enumeration (CWE) Pillar CWE-74.
Weakness: CWE-74
Affected products
| Vendor | Product | Category | Matched by |
|---|---|---|---|
| Cisco | Cisco ISE Passive Identity Connector | Identity / IAM / MFA | cna-assigner |
| Cisco | Cisco Identity Services Engine (ISE) | Identity / IAM / MFA | cna-assigner |
Vendor-reported products (2)
- Cisco · Cisco Identity Services Engine Software
- Cisco · Cisco ISE Passive Identity Connector