Browse all 3188 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-2026-20112 | Cisco IOS XE Software 跨站脚本漏洞 — Cisco IOS XE SoftwareCWE-79 | 4.8 | Medium | 2026-03-25 |
| CVE-2026-20113 | Cisco IOS XE Software 注入漏洞 — Cisco IOS XE SoftwareCWE-93 | 5.3 | Medium | 2026-03-25 |
| CVE-2026-20114 | Cisco IOS XE Software 安全漏洞 — Cisco IOS XE SoftwareCWE-1286 | 5.4 | Medium | 2026-03-25 |
| CVE-2026-20115 | Cisco IOS XE Software 安全漏洞 — Cisco IOS XE SoftwareCWE-319 | 6.1 | Medium | 2026-03-25 |
| CVE-2026-20083 | Cisco IOS XE Software 安全漏洞 — Cisco IOS XE SoftwareCWE-235 | 6.5 | Medium | 2026-03-25 |
| CVE-2026-20110 | Cisco IOS XE Software 安全漏洞 — Cisco IOS XE SoftwareCWE-266 | 6.5 | Medium | 2026-03-25 |
| CVE-2026-20104 | Cisco多款产品 安全漏洞 — Cisco IOS XE SoftwareCWE-124 | 6.1 | Medium | 2026-03-25 |
| CVE-2026-20004 | Cisco IOS XE Software 安全漏洞 — Cisco IOS XE SoftwareCWE-771 | 7.4 | High | 2026-03-25 |
| CVE-2026-20086 | Cisco IOS XE Wireless Controller software 安全漏洞 — Cisco IOS XE SoftwareCWE-230 | 8.6 | High | 2026-03-25 |
| CVE-2026-20084 | Cisco IOS XE Software 资源管理错误漏洞 — Cisco IOS XE SoftwareCWE-400 | 8.6 | High | 2026-03-25 |
| CVE-2025-20314 | Cisco IOS XE 安全漏洞 — Cisco IOS XE SoftwareCWE-232 | 6.7 | Medium | 2025-09-24 |
| CVE-2025-20316 | Cisco IOS XE 访问控制错误漏洞 — Cisco IOS XE SoftwareCWE-284 | 5.3 | Medium | 2025-09-24 |
| CVE-2025-20293 | Cisco IOS XE Software 安全漏洞 — Cisco IOS XE SoftwareCWE-459 | 5.3 | Medium | 2025-09-24 |
| CVE-2025-20338 | Cisco IOS XE 安全漏洞 — Cisco IOS XE SoftwareCWE-141 | 6.0 | Medium | 2025-09-24 |
| CVE-2025-20240 | Cisco IOS XE Software 安全漏洞 — Cisco IOS XE SoftwareCWE-692 | 6.1 | Medium | 2025-09-24 |
| CVE-2025-20313 | Cisco IOS XE 安全漏洞 — Cisco IOS XE SoftwareCWE-35 | 6.7 | Medium | 2025-09-24 |
| CVE-2025-20311 | Cisco IOS XE Software 代码问题漏洞 — Cisco IOS XE SoftwareCWE-19 | 7.4 | High | 2025-09-24 |
| CVE-2025-20312 | Cisco IOS XE 安全漏洞 — Cisco IOS XE SoftwareCWE-835 | 7.7 | High | 2025-09-24 |
| CVE-2025-20315 | Cisco IOS XE 安全漏洞 — Cisco IOS XE SoftwareCWE-805 | 8.6 | High | 2025-09-24 |
| CVE-2025-20334 | Cisco IOS XE 命令注入漏洞 — Cisco IOS XE SoftwareCWE-77 | 8.8 | High | 2025-09-24 |
| CVE-2025-20195 | Cisco IOS XE 跨站请求伪造漏洞 — Cisco IOS XE SoftwareCWE-352 | 4.3 | Medium | 2025-05-07 |
| CVE-2025-20194 | Cisco IOS XE 操作系统命令注入漏洞 — Cisco IOS XE SoftwareCWE-78 | 5.4 | Medium | 2025-05-07 |
| CVE-2025-20193 | Cisco IOS XE 操作系统命令注入漏洞 — Cisco IOS XE SoftwareCWE-78 | 6.5 | Medium | 2025-05-07 |
| CVE-2025-20201 | Cisco IOS XE 代码问题漏洞 — Cisco IOS XE SoftwareCWE-754 | 6.7 | Medium | 2025-05-07 |
| CVE-2025-20200 | Cisco IOS XE 代码问题漏洞 — Cisco IOS XE SoftwareCWE-754 | 6.7 | Medium | 2025-05-07 |
| CVE-2025-20199 | Cisco IOS XE 安全漏洞 — Cisco IOS XE Software | 4.6 | Medium | 2025-05-07 |
| CVE-2025-20198 | Cisco IOS XE 代码问题漏洞 — Cisco IOS XE SoftwareCWE-754 | 4.6 | Medium | 2025-05-07 |
| CVE-2025-20197 | Cisco IOS XE 输入验证错误漏洞 — Cisco IOS XE SoftwareCWE-20 | 6.7 | Medium | 2025-05-07 |
| CVE-2025-20221 | Cisco IOS XE SD-WAN Software 信息泄露漏洞 — Cisco IOS XE SoftwareCWE-200 | 5.3 | Medium | 2025-05-07 |
| CVE-2025-20162 | Cisco IOS XE 资源管理错误漏洞 — Cisco IOS XE SoftwareCWE-400 | 8.6 | High | 2025-05-07 |
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.