CVE-2026-76412

Name of the Vulnerable Software and Affected Versions Cisco Secure FMC Software (affected versions not specified)

Description An issue exists in the remote diagnostics debugger of Cisco Secure FMC Software where an error occurs when verifying the privilege level of a user invoking remote diagnostics. An authenticated remote attacker with valid credentials can exploit this by accessing the device via the web-based management interface or the REST API to enable the remote diagnostics debugger service. This process allows the attacker to grant elevated privileges, potentially resulting in root access.

Recommendations At the moment, there is no information about a newer version that contains a fix for this vulnerability.