CVE-2026-20342

Cisco Secure Firewall Management Center (FMC) Software contains a low-privileged arbitrary file download vulnerability in a specific file download API. The root cause is unsanitized user input, allowing an authenticated, remote attacker to send a crafted HTTPS request and download arbitrary files...

EUVD-2026-81141

A vulnerability in a specific file download API of Cisco Secure FMC Software could allow an authenticated, remote attacker to download arbitrary files from an affected system. This vulnerability exists because user input is not being sanitized. An attacker could exploit this vulnerability by...

EUVD-2026-81138

A vulnerability in the remote diagnostics debugger of Cisco Secure FMC Software could allow an authenticated, remote attacker to enable the remote diagnostics debugger service. This vulnerability is due to an error when checking the privilege level of a user who is invoking remote diagnostics. An...

EUVD-2026-81129

A vulnerability in the web-based management interface of Cisco Secure FMC Software could allow an authenticated, remote attacker to perform a SQL injection attack against an affected device. To exploit this vulnerability, the attacker must have a valid account on the device with the role of...

EUVD-2026-81126

A vulnerability in a critical API for Cisco Secure FMC Software could allow an unauthenticated, remote attacker to download sensitive files and use unbounded disk space. This vulnerability exists because a critical API lacks authentication. An attacker could exploit this vulnerability by repeated...

CVE-2026-76413

A vulnerability in the Cisco ASDM single sign-on (SSO) handler for Cisco Secure FMC Software allows an unauthenticated, remote attacker to forge a session token and log in as the ASDM administrator. The root cause is improper management of the SSO token . By repeating the attack, an attacker can ...

EUVD-2026-81116

A vulnerability in Cisco Secure FMC Software could allow an authenticated, remote attacker to execute arbitrary commands at the root privilege level. This vulnerability is due to unsecured deserialization of web-management user-controlled data. An attacker could exploit this vulnerability by...

EUVD-2026-81110

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...

EUVD-2026-80887

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...