What’s Vulnerable › Products

Cisco Wireless LAN Controller (WLC) vulnerabilities

89 known vulnerabilities, 0 confirmed exploited in the wild (CISA KEV), 1 published in the last 12 months.

Check whether your Cisco Wireless LAN Controller (WLC) version is affected

Latest Cisco Wireless LAN Controller (WLC) vulnerabilities

• CVE-2025-20191 — Multiple Cisco Products Denial of Service Vulnerability (CVSS 7.4)
• CVE-2024-20354 — (CVSS 7.4)
• CVE-2024-20271 — (CVSS 8.6)
• CVE-2023-20268 — Cisco Access Point Software Uncontrolled Resource Consumption Vulnerability (CVSS 4.7)
• CVE-2023-20097 — Cisco Access Point Software Command Injection Vulnerability (CVSS 6.7)
• CVE-2023-20056 — Cisco Access Point Software Denial of Service Vulnerability (CVSS 5.5)
• CVE-2022-20769 — Cisco Wireless LAN Controller AireOS Software FIPS Mode Denial of Service Vulnerability (CVSS 6.5)
• CVE-2021-1419 — Cisco Access Points SSH Management Privilege Escalation Vulnerability (CVSS 7.8)
• CVE-2021-1423 — Cisco Aironet Access Points Arbitrary File Overwrite Vulnerability (CVSS 4.4)
• CVE-2021-1449 — Cisco Access Point Software Arbitrary Code Execution Vulnerability (CVSS 6.7)
• CVE-2021-1437 — Cisco Aironet Access Points FlexConnect Upgrade Information Disclosure Vulnerability (CVSS 7.5)
• CVE-2020-3560 — Cisco Aironet Access Points UDP Flooding Denial of Service Vulnerability (CVSS 8.6)
• CVE-2019-15276 — Cisco Wireless LAN Controller HTTP Parsing Engine Denial of Service Vulnerability (CVSS 6.5)
• CVE-2019-15266 — Cisco Wireless LAN Controller Path Traversal Vulnerability (CVSS 4.4)
• CVE-2019-1830 — Cisco Wireless LAN Controller Locally Significant Certificate Denial of Service Vulnerability (CVSS 4.9)
• CVE-2019-1805 — Cisco Wireless LAN Controller Secure Shell Unauthorized Access Vulnerability (CVSS 4.3)
• CVE-2019-1800 — Cisco Wireless LAN Controller Software IAPP Message Handling Denial of Service Vulnerabilities (CVSS 6.5)
• CVE-2019-1799 — Cisco Wireless LAN Controller Software IAPP Message Handling Denial of Service Vulnerabilities (CVSS 6.5)
• CVE-2019-1797 — Cisco Wireless LAN Controller Software Cross-Site Request Forgery Vulnerability (CVSS 8.8)
• CVE-2019-1796 — Cisco Wireless LAN Controller Software IAPP Message Handling Denial of Service Vulnerabilities (CVSS 6.5)
• CVE-2018-0382 — Cisco Wireless LAN Controller Software Session Hijacking Vulnerability (CVSS 7.5)
• CVE-2018-0248 — Cisco Wireless LAN Controller Software GUI Configuration Denial of Service Vulnerabilities (CVSS 4.9)
• CVE-2018-0443 — Cisco Wireless LAN Controller Software Control and Provisioning of Wireless Access Points Protocol Denial of Service Vulnerability (CVSS 7.5)
• CVE-2018-0442 — Cisco Wireless LAN Controller Software Control and Provisioning of Wireless Access Points Protocol Information Disclosure Vulnerability (CVSS 7.5)
• CVE-2018-0420 — Cisco Wireless LAN Controller Software Directory Traversal Vulnerability (CVSS 6.5)