CVE-2026-20280

HIGH8.8Publicada el 2 de septiembre de 2026

As part of Cisco's ongoing commitment to proactive security and product quality, the Cisco IOS XR Software engineering team has conducted a comprehensive internal security review. This review resulted in a software hardening releases that address multiple internally discovered vulnerabilities. The vulnerabilities tracked by CVE-2026-20280 are related to improper checking or handling of exceptional condition issues that are grouped under the Common Weakness Enumeration (CWE) CWE-703.

Puntuación CVSS8.8 / 10CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Tipo de debilidad (CWE)CWE-703

Cisco: nuevas vulnerabilidades en Secure Email, IOS XR, switches Nexus 9000 y teléfonos IP

Cisco alerta de fallos críticos en Secure Email, IOS XR, Nexus 9000 y teléfonos IP que permiten RCE, control root y robo de correos S/MIME. Actualiza ya.

3 sept 20266 min de lecturaLeer

This product uses the NVD API but is not endorsed or certified by the NVD.

Base de datos CVE

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Cisco: nuevas vulnerabilidades en Secure Email, IOS XR, switches Nexus 9000 y teléfonos IP