Alertas de Seguridad de la Información

M Crítico vulnerabilidad

16/09/2026

[CVE-2026-20341] A vulnerability in the sftunnel inter-device communication protocol of Cisco Secure FMC Software cou…

A vulnerability in the sftunnel inter-device communication protocol of Cisco Secure FMC Software could allow an authenticated, remote attacker to obtain root privileges. This vulnerability is due to unsecured deserialization of untrusted data over the sftunnel management connection. An attacker could exploit this vulnerability by sending crafted sftunnel remote procedure calls (RPCs). A su…

nvdcriticovulnerabilidad CVSS 9.1 NVD

M Crítico vulnerabilidad

16/09/2026

[CVE-2026-20322] As part of Cisco's ongoing commitment to proactive security and product quality, the Cisco Nexus Das…

As part of Cisco's ongoing commitment to proactive security and product quality, the Cisco Nexus Dashboard 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-2026-20322 are related to improper access control issues that…

nvdcriticovulnerabilidad CVSS 9.9 NVD

M Crítico vulnerabilidad

16/09/2026

[CVE-2026-20324] A vulnerability in the sftunnel inter-device communication protocol of Cisco Secure Firewall Managem…

A vulnerability in the sftunnel inter-device communication protocol of Cisco Secure Firewall Management Center (FMC) Software could allow an authenticated, remote attacker to execute arbitrary commands as root. This vulnerability exists because a registered sftunnel peer has incorrect permissions to write an arbitrary file to any location on the device. An attacker could exploit this vulnerabil…

nvdcriticovulnerabilidad CVSS 9.9 NVD

M Crítico vulnerabilidad

16/09/2026

[CVE-2026-20325] As part of Cisco's ongoing commitment to proactive security and product quality, the Cisco Nexus Das…

As part of Cisco's ongoing commitment to proactive security and product quality, the Cisco Nexus Dashboard 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-2026-20325 are related to improper neutralization of special …

nvdcriticovulnerabilidad CVSS 9.9 NVD

M Crítico vulnerabilidad

16/09/2026

[CVE-2026-20326] As part of Cisco's ongoing commitment to proactive security and product quality, the Cisco Nexus Das…

As part of Cisco's ongoing commitment to proactive security and product quality, the Cisco Nexus Dashboard 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-2026-20326 are related to missing authentication for critical func…

nvdcriticovulnerabilidad CVSS 9.8 NVD

M Crítico vulnerabilidad

16/09/2026

[CVE-2026-20329] As part of Cisco's ongoing commitment to proactive security and product quality, the Cisco Secure Ad…

As part of Cisco's ongoing commitment to proactive security and product quality, the Cisco Secure Adaptive Security Appliance Software, Cisco Secure Firewall Threat Defense Software and Cisco Secure Firewall Management Center Software engineering team has conducted a comprehensive internal security review. This review resulted in a software hardening release that addresses multiple internally disc…

nvdcriticovulnerabilidad CVSS 9.9 NVD

M Crítico vulnerabilidad

16/09/2026

[CVE-2026-20330] As part of Cisco's ongoing commitment to proactive security and product quality, the Cisco Secure Ad…

As part of Cisco's ongoing commitment to proactive security and product quality, the Cisco Secure Adaptive Security Appliance Software, Cisco Secure Firewall Threat Defense Software and Cisco Secure Firewall Management Center Software engineering team has conducted a comprehensive internal security review. This review resulted in a software hardening release that addresses multiple internally disc…

nvdcriticovulnerabilidad CVSS 9.9 NVD

M Crítico vulnerabilidad

16/09/2026

[CVE-2026-20194] As part of Cisco's ongoing commitment to proactive security and product quality, the Cisco Identity …

As part of Cisco's ongoing commitment to proactive security and product quality, the Cisco Identity Services Engine (ISE) and Cisco ISE Passive Identity Connector (ISE-PIC), engineering teams have conducted a comprehensive internal security review. This review resulted in a software hardening release that addresses multiple internally discovered vulnerabilities. The vulnerabilities tracked by C…

nvdcriticovulnerabilidad CVSS 9.1 NVD

M Crítico vulnerabilidad

16/09/2026

[CVE-2026-20211] A vulnerability in Cisco ISE could allow an authenticated, remote attacker to execute arbitrary comm…

A vulnerability in Cisco ISE could allow an authenticated, remote attacker to execute arbitrary commands on the underlying operating system of an affected device. To exploit this vulnerability, the attacker must have valid high-privileged administrative credentials. This vulnerability is due to insecure deserialization of Java objects by the affected software. An attacker could exploit this vul…

nvdcriticovulnerabilidad CVSS 9.1 NVD

M Crítico vulnerabilidad

16/09/2026

[CVE-2026-20237] As part of Cisco's ongoing commitment to proactive security and product quality, the Cisco Identity …

As part of Cisco's ongoing commitment to proactive security and product quality, the Cisco Identity Services Engine (ISE) and Cisco ISE Passive Identity Connector (ISE-PIC), engineering teams have conducted a comprehensive internal security review. This review resulted in a software hardening release that addresses multiple internally discovered vulnerabilities. The vulnerabilities tracked by C…

nvdcriticovulnerabilidad CVSS 9.1 NVD

M Crítico vulnerabilidad

16/09/2026

[CVE-2026-20242] A vulnerability in the External Database Access feature of Cisco Secure Firewall Management Center (…

A vulnerability in the External Database Access feature of Cisco Secure Firewall Management Center (FMC) Software could allow an unauthenticated, remote attacker to execute arbitrary commands as root on an affected device. This vulnerability is due to insecure deserialization of a user-supplied Java byte stream from a host that is configured in the external database access list. An attacke…

nvdcriticovulnerabilidad CVSS 9.8 NVD

M Crítico vulnerabilidad

16/09/2026

[CVE-2026-20130] As part of Cisco's ongoing commitment to proactive security and product quality, the Cisco Identity …

As part of Cisco's ongoing commitment to proactive security and product quality, the Cisco Identity Services Engine (ISE) and Cisco ISE Passive Identity Connector (ISE-PIC), engineering teams have conducted a comprehensive internal security review. This review resulted in a software hardening release that addresses multiple internally discovered vulnerabilities. The vulnerabilities tracked by C…

nvdcriticovulnerabilidad CVSS 10.0 NVD

M Crítico vulnerabilidad

16/09/2026

[CVE-2026-20176] A vulnerability in Cisco ISE could allow an authenticated, remote attacker to execute arbitrary comm…

A vulnerability in Cisco ISE could allow an authenticated, remote attacker to execute arbitrary commands on the underlying operating system of an affected device. To exploit this vulnerability, the attacker must have valid high-privileged administrative credentials. This vulnerability is due to insufficient validation of user-supplied input. An attacker could exploit this vulnerability by sendi…

nvdcriticovulnerabilidad CVSS 9.1 NVD

M Crítico vulnerabilidad

16/09/2026

[CVE-2026-20192] As part of Cisco's ongoing commitment to proactive security and product quality, the Cisco Identity …

As part of Cisco's ongoing commitment to proactive security and product quality, the Cisco Identity Services Engine (ISE) and Cisco ISE Passive Identity Connector (ISE-PIC) engineering teams have conducted a comprehensive internal security review. This review resulted in a software hardening release that addresses multiple internally discovered vulnerabilities. The vulnerabilities tracked by CV…

nvdcriticovulnerabilidad CVSS 10.0 NVD

M Crítico vulnerabilidad

16/09/2026

[CVE-2026-76420] A vulnerability in the internal configuration of the Apache JServ Protocol (AJP) connector for …

A vulnerability in the internal configuration of the Apache JServ Protocol (AJP) connector for Cisco Secure FMC Software could allow an unauthenticated, remote attacker to impersonate a peer device. This vulnerability is due to incorrect initialization of encryption parameters for the AJP connector at boot time. An attacker could exploit this vulnerability by sending crafted packets to the…

nvdcriticovulnerabilidad CVSS 9.0 NVD

M Crítico vulnerabilidad

16/09/2026

[CVE-2026-20331] As part of Cisco's ongoing commitment to proactive security and product quality, the Cisco Secure Ad…

As part of Cisco's ongoing commitment to proactive security and product quality, the Cisco Secure Adaptive Security Appliance Software, Cisco Secure Firewall Threat Defense Software and Cisco Secure Firewall Management Center Software engineering team has conducted a comprehensive internal security review. This review resulted in a software hardening release that addresses multiple internally disc…

nvdcriticovulnerabilidad CVSS 9.6 NVD

M Crítico vulnerabilidad

16/09/2026

[CVE-2026-20234] As part of Cisco's ongoing commitment to proactive security and product quality, the Cisco Identity …

As part of Cisco's ongoing commitment to proactive security and product quality, the Cisco Identity Services Engine (ISE) and Cisco ISE Passive Identity Connector (ISE-PIC) engineering teams have conducted a comprehensive internal security review. This review resulted in a software hardening release that addresses multiple internally discovered vulnerabilities. The vulnerabilities tracked by CV…

nvdcriticovulnerabilidad CVSS 9.9 NVD

M Crítico vulnerabilidad

16/09/2026

[CVE-2026-20305] A vulnerability in the diagnostic tools of Cisco ISE and ISE-PIC could allow an authenticated, remot…

A vulnerability in the diagnostic tools of Cisco ISE and ISE-PIC could allow an authenticated, remote attacker to perform command injection attacks on the underlying operating system and elevate privileges to root. To exploit this vulnerability, the attacker must have valid administrative credentials. This vulnerability is due to improper validation of user-supplied input. An attacker coul…

nvdcriticovulnerabilidad CVSS 9.1 NVD

M Crítico vulnerabilidad

16/09/2026

[CVE-2026-20306] A vulnerability in the REST API of Cisco ISE and ISE-PIC could allow an authenticated, remote attack…

A vulnerability in the REST API of Cisco ISE and ISE-PIC could allow an authenticated, remote attacker to perform command injection attacks on the underlying operating system and elevate privileges to root. To exploit this vulnerability, the attacker must have valid administrative credentials. This vulnerability is due to improper validation of user-supplied input. An attacker could exploit thi…

nvdcriticovulnerabilidad CVSS 9.1 NVD

M Crítico vulnerabilidad

16/09/2026

[CVE-2026-20307] A vulnerability in the web-based management interface of Cisco ISE could allow an authenticated, rem…

A vulnerability in the web-based management interface of Cisco ISE could allow an authenticated, remote attacker to execute arbitrary commands on the underlying operating system of an affected device. To exploit this vulnerability, the attacker must have at least low-privileged administrative credentials. This vulnerability is due to insecure deserialization of a user-supplied Java byte stream.…

nvdcriticovulnerabilidad CVSS 9.9 NVD