Alertas de Seguridad de la Información

M Crítico vulnerabilidad

14/09/2026

[CVE-2026-76461] A vulnerability in the email parsing of Cisco AsyncOS Software for Cisco Secure Email Gateway could …

A vulnerability in the email parsing of Cisco AsyncOS Software for Cisco Secure Email Gateway could allow an unauthenticated, remote attacker to execute arbitrary commands with root privileges on the underlying operating system. This vulnerability is due to insufficient validation in the email parsing logic. An attacker could exploit this vulnerability by sending a crafted email message that co…

nvdcriticovulnerabilidad CVSS 9.8 NVD

M Crítico vulnerabilidad

14/09/2026

[CVE-2026-76440] As part of Cisco's ongoing commitment to proactive security and product quality, the Cisco Secure Em…

As part of Cisco's ongoing commitment to proactive security and product quality, the Cisco Secure Email Gateway and Cisco Secure Email and Web Manager engineering team has conducted a comprehensive internal security review. This review resulted in software hardening releases that address multiple internally discovered vulnerabilities. The vulnerabilities tracked by CVE-2026-76440 are related to…

nvdcriticovulnerabilidad CVSS 9.8 NVD

M Crítico vulnerabilidad

14/09/2026

[CVE-2026-76441] As part of Cisco's ongoing commitment to proactive security and product quality, the Cisco Secure Em…

As part of Cisco's ongoing commitment to proactive security and product quality, the Cisco Secure Email Gateway and Cisco Secure Email and Web Manager engineering team has conducted a comprehensive internal security review. This review resulted in software hardening releases that address multiple internally discovered vulnerabilities. The vulnerabilities tracked by CVE-2026-76441 are related to…

nvdcriticovulnerabilidad CVSS 9.8 NVD

M Crítico vulnerabilidad

14/09/2026

[CVE-2026-76443] As part of Cisco's ongoing commitment to proactive security and product quality, the Cisco Secure Em…

As part of Cisco's ongoing commitment to proactive security and product quality, the Cisco Secure Email Gateway and Cisco Secure Email and Web Manager engineering team has conducted a comprehensive internal security review. This review resulted in software hardening releases that address multiple internally discovered vulnerabilities. The vulnerabilities tracked by CVE-2026-76443 are related to…

nvdcriticovulnerabilidad CVSS 9.8 NVD

M Crítico vulnerabilidad

14/09/2026

[CVE-2026-20353] As part of Cisco's ongoing commitment to proactive security and product quality, the Cisco Secure Em…

As part of Cisco's ongoing commitment to proactive security and product quality, the Cisco Secure Email Gateway and Cisco Secure Email and Web Manager engineering team has conducted a comprehensive internal security review. This review resulted in software hardening releases that address multiple internally discovered vulnerabilities. The vulnerabilities tracked by CVE-2026-20353 are related to…

nvdcriticovulnerabilidad CVSS 9.8 NVD

M Crítico vulnerabilidad

02/09/2026

[CVE-2026-20279] As part of Cisco's ongoing commitment to proactive security and product quality, the Cisco IOS XR So…

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-2026-20279 are related to improper access control issues that are g…

nvdcriticovulnerabilidad CVSS 9.8 NVD

M Crítico vulnerabilidad

02/09/2026

[CVE-2026-20274] As part of Cisco's ongoing commitment to proactive security and product quality, the Cisco IOS XR So…

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-2026-20274 are related to improper resource control issues that are…

nvdcriticovulnerabilidad CVSS 9.8 NVD

M Crítico vulnerabilidad

02/09/2026

[CVE-2026-20212] A vulnerability in the Silicon One integration for Cisco Nexus 9000 Series Switches could allow an u…

A vulnerability in the Silicon One integration for Cisco Nexus 9000 Series Switches could allow an unauthenticated, remote attacker to execute code with root privileges. This vulnerability exists because TCP ports 43210 and 43211 are accessible in the default Layer 3 (L3) virtual routing and forwarding (VRF). A successful exploit could allow the attacker to connect to an affected device an…

nvdcriticovulnerabilidad CVSS 9.8 NVD

M Crítico vulnerabilidad

19/08/2026

[CVE-2026-20318] As part of Cisco's ongoing commitment to proactive security and product quality, the Cisco Secure Wo…

As part of Cisco's ongoing commitment to proactive security and product quality, the Cisco Secure Workload engineering team has conducted a comprehensive internal security review. This review resulted in a software hardening release that addresses multiple internally discovered vulnerabilities. The vulnerabilities tracked by CVE-2026-20318 are related to improper input validation issues that ar…

nvdcriticovulnerabilidad CVSS 9.6 NVD

M Crítico vulnerabilidad

19/08/2026

[CVE-2026-20357] As part of Cisco's ongoing commitment to proactive security and product quality, the Cisco Crosswork…

As part of Cisco's ongoing commitment to proactive security and product quality, the Cisco Crosswork engineering team has conducted a comprehensive internal security review. This review resulted in a software hardening release that addresses multiple internally discovered vulnerabilities. The vulnerabilities tracked by CVE-2026-20357 are related to missing authentication for critical function i…

nvdcriticovulnerabilidad CVSS 10.0 NVD

M Crítico vulnerabilidad

19/08/2026

[CVE-2026-20358] As part of Cisco's ongoing commitment to proactive security and product quality, the Cisco Crosswork…

As part of Cisco's ongoing commitment to proactive security and product quality, the Cisco Crosswork engineering team has conducted a comprehensive internal security review. This review resulted in a software hardening release that addresses multiple internally discovered vulnerabilities. The vulnerabilities tracked by CVE-2026-20358 are related to external control of the file system issues tha…

nvdcriticovulnerabilidad CVSS 10.0 NVD

M Crítico vulnerabilidad

19/08/2026

[CVE-2026-20359] As part of Cisco's ongoing commitment to proactive security and product quality, the Cisco Crosswork…

As part of Cisco's ongoing commitment to proactive security and product quality, the Cisco Crosswork engineering team has conducted a comprehensive internal security review. This review resulted in a software hardening release that addresses multiple internally discovered vulnerabilities. The vulnerabilities trackled by CVE-2026-20359 are related to insufficiently protected credentials issues t…

nvdcriticovulnerabilidad CVSS 9.9 NVD

M Crítico vulnerabilidad

19/08/2026

[CVE-2026-20231] As part of Cisco's ongoing commitment to proactive security and product quality, the Cisco Secure Wo…

As part of Cisco's ongoing commitment to proactive security and product quality, the Cisco Secure Workload engineering team has conducted a comprehensive internal security review. This review resulted in a software hardening release that addresses multiple internally discovered vulnerabilities.   The vulnerabilities tracked by CVE-2026-20231 are related to improper neutralization of special…

nvdcriticovulnerabilidad CVSS 9.9 NVD

M Crítico vulnerabilidad

19/08/2026

[CVE-2026-20315] As part of Cisco's ongoing commitment to proactive security and product quality, the Cisco Secure Wo…

As part of Cisco's ongoing commitment to proactive security and product quality, the Cisco Secure Workload engineering team has conducted a comprehensive internal security review. This review resulted in a software hardening release that addresses multiple internally discovered vulnerabilities. The vulnerabilities tracked by CVE-2026-20315 are related to improper access control issues that are …

nvdcriticovulnerabilidad CVSS 10.0 NVD

M Crítico vulnerabilidad

19/08/2026

[CVE-2026-20317] As part of Cisco's ongoing commitment to proactive security and product quality, the Cisco Secure Wo…

As part of Cisco's ongoing commitment to proactive security and product quality, the Cisco Secure Workload engineering team has conducted a comprehensive internal security review. This review resulted in a software hardening release that addresses multiple internally discovered vulnerabilities. The vulnerabilities tracked by CVE-2026-20317 are related to improper authentication issues that are …

nvdcriticovulnerabilidad CVSS 10.0 NVD

M Crítico vulnerabilidad

19/08/2026

[CVE-2026-20030] As part of Cisco's ongoing commitment to proactive security and product quality, the Cisco Crosswork…

As part of Cisco's ongoing commitment to proactive security and product quality, the Cisco Crosswork engineering team has conducted a comprehensive internal security review. This review resulted in a software hardening release that addresses multiple internally discovered vulnerabilities. The vulnerabilities tracked by CVE-2026-20030 are related to improper neutralization of special elements us…

nvdcriticovulnerabilidad CVSS 10.0 NVD

M Crítico vulnerabilidad

05/08/2026

[CVE-2026-20310] As part of Cisco's ongoing commitment to proactive security and product quality, the Cisco Catalyst …

As part of Cisco's ongoing commitment to proactive security and product quality, the Cisco Catalyst SD-WAN engineering team has conducted a comprehensive internal security review. This review resulted in software hardening releases that address multiple internally discovered vulnerabilities. The vulnerabilities tracked by CVE-2026-20310 are related to improper link resolution before file access…

nvdcriticovulnerabilidad CVSS 9.1 NVD

M Crítico vulnerabilidad

05/08/2026

[CVE-2026-20303] As part of Cisco's ongoing commitment to proactive security and product quality, the Cisco Catalyst …

As part of Cisco's ongoing commitment to proactive security and product quality, the Cisco Catalyst SD-WAN engineering team has conducted a comprehensive internal security review. This review resulted in software hardening releases that address multiple internally discovered vulnerabilities. The vulnerabilities tracked by CVE-2026-20303 are related to improper input validation issues that are g…

nvdcriticovulnerabilidad CVSS 9.9 NVD

M Crítico vulnerabilidad

05/08/2026

[CVE-2026-20304] As part of Cisco's ongoing commitment to proactive security and product quality, the Cisco Catalyst …

As part of Cisco's ongoing commitment to proactive security and product quality, the Cisco Catalyst SD-WAN engineering team has conducted a comprehensive internal security review. This review resulted in a software hardening release that address multiple internally discovered vulnerabilities. The vulnerabilities tracked by CVE-2026-20304 are related to improper access control issues that are gr…

nvdcriticovulnerabilidad CVSS 9.9 NVD

M Crítico vulnerabilidad

05/08/2026

[CVE-2026-20272] As part of Cisco's ongoing commitment to proactive security and product quality, the Cisco IOS XE So…

As part of Cisco's ongoing commitment to proactive security and product quality, the Cisco IOS XE Software engineering team has conducted a comprehensive internal security review. This review resulted in software hardening releases that address multiple internally discovered vulnerabilities. The vulnerabilities tracked by CVE-2026-20272 are related to issues with improper neutralization of spec…

nvdcriticovulnerabilidad CVSS 9.8 NVD