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Cisco — Vulnerabilities & Security Advisories 3365

Browse all 3365 CVE security advisories affecting Cisco. AI-powered Chinese analysis, POCs, and references for each vulnerability.

Cisco Systems operates as a global leader in networking hardware, software, and telecommunications services, providing critical infrastructure for enterprise connectivity and cloud security. With over 3,000 recorded CVEs, the company’s attack surface is extensive, reflecting the complexity of its diverse product portfolio. Historically, vulnerabilities frequently involve remote code execution (RCE), cross-site scripting (XSS), and privilege escalation flaws, often stemming from legacy protocols or complex configuration interfaces. Notable incidents include the 2023 supply chain compromise affecting the Cisco AnyConnect Secure Mobility Client, which allowed attackers to bypass authentication mechanisms. These breaches highlight risks associated with widely deployed endpoint security agents. The sheer volume of disclosed issues underscores the challenges inherent in maintaining security across such a vast ecosystem of interconnected devices and software solutions, requiring rigorous patch management and continuous monitoring to mitigate potential exploitation by threat actors targeting critical network infrastructure.

CVE ID Title CVSS Severity Published
CVE-2026-20025 Cisco Secure Firewall Adaptive Security Appliance和Cisco Secure Firewall Threat Defense 输入验证错误漏洞 — Cisco Secure Firewall Adaptive Security Appliance (ASA) Software CWE-190 6.8 Medium 2026-03-04
CVE-2026-20024 Cisco Secure Firewall Adaptive Security Appliance和Cisco Secure Firewall Threat Defense 缓冲区错误漏洞 — Cisco Secure Firewall Adaptive Security Appliance (ASA) Software CWE-119 6.8 Medium 2026-03-04
CVE-2026-20023 Cisco Secure Firewall Adaptive Security Appliance和Cisco Secure Firewall Threat Defense 缓冲区错误漏洞 — Cisco Secure Firewall Adaptive Security Appliance (ASA) Software CWE-787 6.1 Medium 2026-03-04
CVE-2026-20022 Cisco Secure Firewall Adaptive Security Appliance和Cisco Secure Firewall Threat Defense 安全漏洞 — Cisco Secure Firewall Adaptive Security Appliance (ASA) Software CWE-823 6.1 Medium 2026-03-04
CVE-2026-20021 Cisco Secure Firewall Adaptive Security Appliance和Cisco Secure Firewall Threat Defense 安全漏洞 — Cisco Secure Firewall Adaptive Security Appliance (ASA) Software CWE-401 4.3 Medium 2026-03-04
CVE-2026-20020 Cisco Secure Firewall Adaptive Security Appliance和Cisco Secure Firewall Threat Defense 输入验证错误漏洞 — Cisco Secure Firewall Adaptive Security Appliance (ASA) Software CWE-20 6.8 Medium 2026-03-04
CVE-2026-20016 Cisco Secure Firewall Adaptive Security Appliance和Cisco Secure Firewall Threat Defense 参数注入漏洞 — Cisco Secure Firewall Threat Defense (FTD) Software CWE-88 6.0 Medium 2026-03-04
CVE-2026-20073 Cisco Secure Firewall Adaptive Security Appliance Software and Cisco Secure Firewall Threat Defense Software Access Control List Bypass Vulnerability — Cisco Secure Firewall Adaptive Security Appliance (ASA) Software CWE-284 5.8 Medium 2026-03-04
CVE-2026-20102 Cisco Secure Firewall Adaptive Security Appliance and Secure Firewall Threat Defense Software SAML Reflected Cross-Site Scripting Vulnerability — Cisco Secure Firewall Adaptive Security Appliance (ASA) Software CWE-79 6.1 Medium 2026-03-04
CVE-2026-20070 Cisco Secure Firewall Adaptive Security Appliance and Secure Firewall Threat Defense Software VPN Web Services Cross-Site Scripting Vulnerability — Cisco Secure Firewall Adaptive Security Appliance (ASA) Software CWE-80 6.1 Medium 2026-03-04
CVE-2026-20069 Cisco Secure Firewall Adaptive Security Appliance and Secure Firewall Threat Defense Software VPN Web Services Client-Side Request Smuggling Vulnerability — Cisco Secure Firewall Adaptive Security Appliance (ASA) Software CWE-444 4.3 Medium 2026-03-04
CVE-2026-20068 Multiple Cisco Products Snort 3 TBD Denial of Service Vulnerability — Cisco Cyber Vision CWE-248 5.8 Medium 2026-03-04
CVE-2026-20067 Multiple Cisco Products Snort 3 TBD Denial of Service Vulnerability — Cisco Cyber Vision CWE-787 5.8 Medium 2026-03-04
CVE-2026-20066 Multiple Cisco Products Snort 3 TBD Denial of Service Vulnerability — Cisco Secure Firewall Threat Defense (FTD) Software CWE-400 5.8 Medium 2026-03-04
CVE-2026-20065 Multiple Cisco Products Snort 3 TBD Denial of Service Vulnerability — Cisco Secure Firewall Threat Defense (FTD) Software CWE-667 5.8 Medium 2026-03-04
CVE-2026-20063 Cisco Secure FTD Software Authenticated Command Injection Vulnerability — Cisco Secure Firewall Threat Defense (FTD) Software CWE-88 6.0 Medium 2026-03-04
CVE-2026-20058 Cisco Secure Firewall Threat Defense Software Snort 3 Visual Basic for Application Denial of Service Vulnerability — Cisco Secure Firewall Threat Defense (FTD) Software CWE-786 5.8 Medium 2026-03-04
CVE-2026-20057 Cisco Secure Firewall Threat Defense Software Snort 3 Visual Basic for Application Denial of Service Vulnerability — Cisco Cyber Vision CWE-369 5.8 Medium 2026-03-04
CVE-2026-20054 Cisco Secure Firewall Threat Defense Software Snort 3 Visual Basic for Application Infinite Loop Denial of Service Vulnerability — Cisco Cyber Vision CWE-835 5.8 Medium 2026-03-04
CVE-2026-20053 Cisco Secure Firewall Threat Defense Software Snort 3 Visual Basic for Application Heap Overflow Denial of Service Vulnerability — Cisco Cyber Vision CWE-122 5.8 Medium 2026-03-04
CVE-2026-20052 Cisco Secure Firewall Threat Defense Software Snort 3 Memory Management Denial of Service Vulnerability — Cisco Secure Firewall Threat Defense (FTD) Software CWE-788 5.8 Medium 2026-03-04
CVE-2026-20050 Cisco Secure Firewall Threat Defense Decryption Policy Denial of Service Vulnerability — Cisco Secure Firewall Threat Defense (FTD) Software CWE-404 6.8 Medium 2026-03-04
CVE-2026-20017 Cisco Secure FTD Software Authenticated Command Injection Vulnerability — Cisco Secure Firewall Threat Defense (FTD) Software CWE-250 6.0 Medium 2026-03-04
CVE-2026-20018 Cisco Firepower Management Center Software and Firepower Threat Defense Path Traversal Vulnerability — Cisco Secure Firewall Management Center (FMC) CWE-27 5.9 Medium 2026-03-04
CVE-2026-20006 Cisco Firepower Threat Defense Software and Cisco FirePOWER Services TLS with Snort 3 Denial of Service Vulnerability — Cisco Secure Firewall Threat Defense (FTD) Software CWE-388 5.8 Medium 2026-03-04
CVE-2026-20007 Cisco Secure Firewall Threat Defense Software Snort Deep Inspection Bypass Vulnerability — Cisco Secure Firewall Threat Defense (FTD) Software CWE-284 5.8 Medium 2026-03-04
CVE-2026-20149 Cisco Webex 跨站脚本漏洞 — Cisco Webex Meetings CWE-79 6.1 Medium 2026-03-04
CVE-2026-20082 Cisco Secure Firewall Adaptive Security Appliance 安全漏洞 — Cisco Secure Firewall Adaptive Security Appliance (ASA) Software CWE-772 8.6 High 2026-03-04
CVE-2026-20062 Cisco Secure Firewall Adaptive Security Appliance 安全漏洞 — Cisco Secure Firewall Adaptive Security Appliance (ASA) Software CWE-279 7.2 High 2026-03-04
CVE-2026-20049 Cisco Secure Firewall Adaptive Security Appliance和Cisco Secure Firewall Threat Defense 安全漏洞 — Cisco Secure Firewall Adaptive Security Appliance (ASA) Software CWE-131 7.7 High 2026-03-04

This page lists every published CVE security advisory associated with Cisco. Each entry links to a detailed page with CVSS scoring, CWE classification, affected products and references. AI-generated Chinese analysis is provided for fast triage.