CVE-2026-20419 – Cisco WLAN AP/STA Firmware Denial of Service Vulnerability

CVE ID : CVE-2026-20419

Published : Feb. 2, 2026, 8:16 a.m. | 58 minutes ago

Description : In wlan AP/STA firmware, there is a possible system becoming irresponsive due to an uncaught exception. This could lead to remote (proximal/adjacent) denial of service with no additional execution privileges needed. User interaction is not needed for exploitation. Patch ID: WCNCR00461663 / WCNCR00463309; Issue ID: MSV-4852.

Severity: 0.0 | NA

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