CVE-2026-20237
published 2026-09-16CVE-2026-20237: As part of Cisco's ongoing commitment to proactive security and product quality, the Cisco Identity Services Engine (ISE) and Cisco ISE Passive Identity…
PriorityP350critical9.1CVSS 3.1
AVNACLPRHUINSCCHIHAH
EPSS
0.33%
24.6th percentile
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-2026-20237 are related to improper input validation issues that are grouped under the Common Weakness Enumeration (CWE) Pillar CWE-20.
Affected
52 ranges· showing 25
| Vendor | Product | Version range | Fixed in |
|---|---|---|---|
| cisco | cisco_identity_services_engine_software | — | — |
| cisco | cisco_identity_services_engine_software | — | — |
| cisco | cisco_identity_services_engine_software | — | — |
| cisco | cisco_identity_services_engine_software | — | — |
| cisco | cisco_identity_services_engine_software | — | — |
| cisco | cisco_identity_services_engine_software | — | — |
| cisco | cisco_identity_services_engine_software | — | — |
| cisco | cisco_identity_services_engine_software | — | — |
| cisco | cisco_identity_services_engine_software | — | — |
| cisco | cisco_identity_services_engine_software | — | — |
| cisco | cisco_identity_services_engine_software | — | — |
| cisco | cisco_identity_services_engine_software | — | — |
| cisco | cisco_identity_services_engine_software | — | — |
| cisco | cisco_identity_services_engine_software | — | — |
| cisco | cisco_identity_services_engine_software | — | — |
| cisco | cisco_identity_services_engine_software | — | — |
| cisco | cisco_identity_services_engine_software | — | — |
| cisco | cisco_identity_services_engine_software | — | — |
| cisco | cisco_identity_services_engine_software | — | — |
| cisco | cisco_identity_services_engine_software | — | — |
| cisco | cisco_identity_services_engine_software | — | — |
| cisco | cisco_identity_services_engine_software | — | — |
| cisco | cisco_identity_services_engine_software | — | — |
| cisco | cisco_identity_services_engine_software | — | — |
| cisco | cisco_identity_services_engine_software | — | — |
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No detection rules found.
No public exploits indexed.
2026-09-16
Published