Cisco vulnerabilities
3,442 CVEs and advisories name Cisco as an affected vendor, 63 of them on CISA's Known Exploited Vulnerabilities catalog, newest first. Follow it as a feed.
- CVE-2026-20222Cisco Secure Adaptive Security Appliance Software and Secure Firewall Threat Defense Software EIGRP Denial of Service Vulnerability
- CVE-2026-20247Cisco Identity Services Engine Unauthenticated SQL Injection Vulnerability
- CVE-2026-20135Cisco Secure Firewall Threat Defense Software TLS 1.3 Denial of Service Vulnerability
- CVE-2026-76460Cisco Identity Services Engine Authentication Bypass Vulnerability
- CVE-2026-20352Cisco Identity Services Engine RADIUS Denial of Service Vulnerability
- CVE-2026-76413Cisco Secure Firewall Management Center Software Single Sign-On Token Forgery of Administrator Account Vulnerability
- CVE-2026-20336Cisco Secure Adaptive Security Appliance Software, Secure Firewall Threat Defense Software and Secure Firewall Management Center Software Hardening Release - Resource Lifetime Management Vulnerabilities
- CVE-2026-20249Cisco Secure Firewall Adaptive Security Appliance and Secure Firewall Threat Defense Software IKEv2 Certificate Authentication Denial of Service Vulnerability
- CVE-2026-20350Cisco ThousandEyes Virtual Appliance Authenticated Web Interface Command Injection Vulnerability
- CVE-2026-20340Cisco Secure Firewall Management Center Software Deserialization Arbitrary Root Command Execution Vulnerability
- CVE-2026-76409Cisco Nexus Dashboard Software Security Hardening Release September 2026 - Improper Limitation of a Pathname
- CVE-2026-20335Cisco Secure Adaptive Security Appliance Software, Secure Firewall Threat Defense Software and Secure Firewall Management Center Software Hardening Release - Incorrect Calculation Vulnerabilities
- CVE-2026-20295Cisco Secure Firewall Management Center and Secure Firewall Threat Defense Software sftunnel Memory Exhaustion Denial of Service Vulnerability
- CVE-2026-20250Cisco Secure Firewall Adaptive Security Appliance and Secure Firewall Threat Defense Software for Firepower 3100 and 4200 Series DTLS Denial of Service Vulnerability
- CVE-2026-20176Cisco Identity Services Engine Remote Code Execution Vulnerability
- CVE-2026-20341Cisco Secure Firewall Management Center Software sftunnel Deserialization Root Command Execution Vulnerability
- CVE-2026-20242Cisco Secure Firewall Management Center Software Java Deserialization Remote Code Execution Vulnerability
- CVE-2026-20237Cisco Identity Services Engine Hardening Release - Input Validation Vulnerabilities
- CVE-2026-76423Cisco ISE API Authentication Bypass Vulnerability
- CVE-2026-20130Cisco Identity Services Engine Hardening Release - Improper Neutralization Vulnerabilities
- CVE-2026-20361Cisco Nexus Dashboard Software Security Hardening Release September 2026 - SQL Injection
- CVE-2026-20192Cisco Identity Services Engine Hardening Release - Access Control Vulnerabilities
- CVE-2026-20324Cisco Secure Firewall Management Center sftunnel Root Arbitrary Code Exectution Vulnerability
- CVE-2026-20325Cisco Nexus Dashboard Software Security Hardening Release September 2026 - Improper Neutralization of Special Elements used in a Command
- CVE-2026-20194Cisco Identity Services Engine Hardening Release - Incorrect Resource Transfer Vulnerabilities
- CVE-2026-20211Cisco Identity Services Engine Remote Code Execution Vulnerability
- CVE-2026-20330Cisco Secure Adaptive Security Appliance Software, Secure Firewall Threat Defense Software and Secure Firewall Management Center Software Hardening Release - Improper Neutralization Vulnerabilities
- CVE-2026-20322Cisco Nexus Dashboard Software Security Hardening Release September 2026 - Improper Access Control
- CVE-2026-20329Cisco Secure Adaptive Security Appliance Software, Secure Firewall Threat Defense Software and Secure Firewall Management Center Software Hardening Release - Exceptional Conditions Handling Vulnerabilities
- CVE-2026-20326Cisco Nexus Dashboard Software Security Hardening Release September 2026 - Missing Authentication for Critical Function