Cisco IOS XE Software
- Software type
- Network operating system
- Total vulnerabilities (90 days)
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As of 10/20/2026, Cisco IOS XE Software recorded 12 security vulnerabilities in the last 90 days, of which 10 are rated High or Critical. None of these vulnerabilities is actively exploited (KEV) according to CISA's catalog. CyStack recommends that organizations and individual users apply patches as soon as possible.
CyStack does not yet have sufficient official-source data to identify the latest version of Cisco IOS XE Software and determine which vulnerabilities affect that version.
CyStack VulnScan continuously discovers assets, validates vulnerabilities, and helps security teams prioritize remediation across the organization.
CVE-2026-20311Cisco IOS XE Software Web UI Denial of Service VulnerabilityCVE-2026-20301Cisco IOS Software and IOS XE Software Extensible Messaging Client Protocol Denial of Service VulnerabilityCVE-2026-20308Cisco IOS XE Software Web-Based Management Interface VulnerabilityCVE-2026-20273Cisco IOS XE Software Security Hardening ReleaseCVE-2026-20272Cisco IOS XE Software Security Hardening Release| Vulnerability | Exploitation status | Fix | Published | Severity |
|---|---|---|---|---|
CVE-2026-20311Cisco IOS XE Software Web UI Denial of Service Vulnerability | Exploitation statusNot exploited | FixNo |
| SeverityMedium |
CVE-2026-20301Cisco IOS Software and IOS XE Software Extensible Messaging Client Protocol Denial of Service Vulnerability | Exploitation statusNot exploited | FixNo | Published08/05/2026 | SeverityHigh |
|---|
CVE-2026-20308Cisco IOS XE Software Web-Based Management Interface Vulnerability | Exploitation statusNot exploited | FixNo | Published08/05/2026 | SeverityMedium |
|---|
CVE-2026-20273Cisco IOS XE Software Security Hardening Release | Exploitation statusNot exploited | FixNo | Published08/05/2026 | SeverityHigh |
|---|
CVE-2026-20272Cisco IOS XE Software Security Hardening Release | Exploitation statusNot exploited | FixNo | Published08/05/2026 | SeverityCritical |
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CVE-2026-20271Cisco IOS XE Software Security Hardening Release | Exploitation statusNot exploited | FixNo | Published08/05/2026 | SeverityHigh |
|---|
CVE-2026-20270Cisco IOS XE Software Security Hardening Release | Exploitation statusNot exploited | FixNo | Published08/05/2026 | SeverityHigh |
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CVE-2026-20269Cisco IOS XE Software Security Hardening Release | Exploitation statusNot exploited | FixNo | Published08/05/2026 | SeverityHigh |
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CVE-2026-20268Cisco IOS XE Software Security Hardening Release | Exploitation statusNot exploited | FixNo | Published08/05/2026 | SeverityHigh |
|---|
CVE-2026-20267Cisco IOS XE Software Security Hardening Release | Exploitation statusNot exploited | FixNo | Published08/05/2026 | SeverityCritical |
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248 Results | Page 1 of 25