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Cisco — Vulnerabilities & Security Advisories 3188

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 IDTitleCVSSSeverityPublished
CVE-2026-20051 Cisco Nexus 3600-R and 9500-R Series Switching Platforms Layer 2 Loop Denial of Service Vulnerability — Cisco NX-OS SoftwareCWE-457 7.4 High2026-02-25
CVE-2026-20122 Cisco Catalyst SD-WAN Manager Arbitrary File Overwrite Vulnerability — Cisco Catalyst SD-WAN ManagerCWE-648 5.4 Medium2026-02-25
CVE-2026-20127 Cisco Catalyst SD-WAN Controller Authentication Bypass Vulnerability — Cisco Catalyst SD-WAN ManagerCWE-287 10.0 Critical2026-02-25
CVE-2026-20128 Cisco Catalyst SD-WAN Manager Information Disclosure Vulnerability — Cisco Catalyst SD-WAN ManagerCWE-257 7.5 High2026-02-25
CVE-2026-20129 Cisco Catayst SD-WAN Authentication Bypass Vulnerability — Cisco Catalyst SD-WAN ManagerCWE-287 9.8 Critical2026-02-25
CVE-2026-20126 Cisco Catalyst SD-WAN Manager Privilege Escalation Vulnerability — Cisco Catalyst SD-WAN ManagerCWE-648 8.8 High2026-02-25
CVE-2026-20133 Cisco Catalyst SD-WAN Manager(Cisco SD-WAN vManage) 信息泄露漏洞 — Cisco Catalyst SD-WAN ManagerCWE-200 6.5 Medium2026-02-25
CVE-2026-20119 Cisco TelePresence Collaboration Endpoint Software and RoomOS Software Denial of Service Vulnerability — Cisco RoomOS SoftwareCWE-1287 7.5 High2026-02-04
CVE-2026-20111 Cisco Prime Infrastructure Stored Cross-Site Scripting Vulnerability — Cisco Prime InfrastructureCWE-798 4.8 Medium2026-02-04
CVE-2026-20123 Cisco Prime Infrastructure and Evolved Programmable Network Manager Open Redirect Vulnerability — Cisco Evolved Programmable Network Manager (EPNM)CWE-601 4.3 Medium2026-02-04
CVE-2026-20056 Cisco Secure Web Appliance TBD Bypass Vulnerability — Cisco Secure Web ApplianceCWE-494 4.0 Medium2026-02-04
CVE-2026-20098 Cisco Meeting Management Arbitrary File Upload Vulnerability — Cisco Meeting ManagementCWE-434 8.8 High2026-02-04
CVE-2026-20045 Cisco Unified Communications Products Remote Code Execution Vulnerability — Cisco Unified Communications ManagerCWE-94 8.2 High2026-01-21
CVE-2026-20109 Cisco Packaged Contact Center Enterprise and Cisco Unified Contact Center Enterprise Cross-Site Scripting Vulnerability — Cisco Packaged Contact Center EnterpriseCWE-79 4.8 Medium2026-01-21
CVE-2026-20080 Cisco IEC6400 Edge Compute Appliance SSH Denial of Service Vulnerability — Cisco Ultra-Reliable Wireless BackhaulCWE-400 5.3 Medium2026-01-21
CVE-2026-20055 Cisco Packaged Contact Center Enterprise & Cisco Unified Contact Center Enterprise Cross-Site Scripting Vulnerability — Cisco Packaged Contact Center EnterpriseCWE-79 4.8 Medium2026-01-21
CVE-2026-20092 Cisco Intersight Virtual Appliance Privilege Escalation Vulnerability — Cisco Intersight Virtual ApplianceCWE-732 6.0 Medium2026-01-21
CVE-2026-20047 Cisco Identity Services Engine Cross-Site Scripting Vulnerability — Cisco Identity Services Engine SoftwareCWE-80 4.8 Medium2026-01-15
CVE-2026-20075 Cisco Evolved Programmable Network Manager and Cisco Prime Infrastructure Stored Cross-Site Scripting Vulnerability — Cisco Evolved Programmable Network Manager (EPNM)CWE-79 4.8 Medium2026-01-15
CVE-2026-20076 Cisco Identity Services Engine Stored Cross-Site Scripting Vulnerability — Cisco Identity Services Engine SoftwareCWE-79 4.8 Medium2026-01-15
CVE-2026-20027 Cisco Snort DCERPC Stub Data Out of Bounds Read — Cisco Secure Firewall Threat Defense (FTD) SoftwareCWE-200 5.3 Medium2026-01-07
CVE-2026-20026 Multiple Cisco Products Snort 3 DCERPC Vulnerabilities — Cisco Secure Firewall Threat Defense (FTD) SoftwareCWE-415 5.8 Medium2026-01-07
CVE-2026-20029 Cisco Identity Services Engine XML External Entity Processing Information Disclosure Vulnerability — Cisco Identity Services Engine SoftwareCWE-611 4.9 Medium2026-01-07
CVE-2025-20393 Cisco Secure Email Gateway and Cisco Secure Email and Web Manager Remote Command Execution Vulnerability — Cisco Secure EmailCWE-20 10.0 Critical2025-12-17
CVE-2025-20346 Cisco Catalyst Center Privilege Escalation Vulnerability — Cisco Digital Network Architecture Center (DNA Center)CWE-269 4.3 Medium2025-11-13
CVE-2025-20355 Cisco Catalyst Center Software HTTP Open Redirect Vulnerability — Cisco Digital Network Architecture Center (DNA Center)CWE-601 4.7 Medium2025-11-13
CVE-2025-20353 Cisco Catalyst Center Cross-Site Scripting Vulnerability — Cisco Digital Network Architecture Center (DNA Center)CWE-79 6.1 Medium2025-11-13
CVE-2025-20341 Cisco Catalyst Center Privilege Escalation Vulnerability — Cisco Digital Network Architecture Center (DNA Center)CWE-284 8.8 High2025-11-13
CVE-2025-20349 Cisco DNA Center API Command Injection Vulnerability — Cisco Digital Network Architecture Center (DNA Center)CWE-78 6.3 Medium2025-11-13
CVE-2025-20304 Cisco Identity Services Engine 跨站脚本漏洞 — Cisco Identity Services Engine SoftwareCWE-79 5.4 Medium2025-11-05

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.