CVE-2026-20295: Memory Allocation with Excessive Size Value

A vulnerability in the sftunnel inter-device communication protocol of Cisco Secure FMC Software and Cisco Secure FTD Software could allow an unauthenticated, remote attacker to exhaust the available memory of an affected device. This vulnerability is due to improper management of memory resource...

CVE-2026-76413: Improper Restriction of Security Token Assignment

A vulnerability in Cisco Adaptive Security Device Manager ASDM single sign-on SSO handler for Cisco Secure FMC Software could allow an unauthenticated, remote attacker to log in as the Cisco ASDM administrator user. This vulnerability is due to improper management of the Cisco ASDM SSO token. An...

CVE-2026-20323: Improper Certificate Validation

A vulnerability in the sftunnel inter-device communication protocol of Cisco Secure FMC Software and Cisco Secure FTD Software could allow an unauthenticated, adjacent attacker to impersonate the peer device and obtain access at the level of the manager role, which is equivalent to root. This...

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This Metasploit module exploits CVE-2026-20079, an authentication bypass in the web interface of Cisco Secure Firewall Management Center FMC. It upgrades a boot-created machine session, obtains its session-specific action token, writes a Makeself-compatible shell script, and executes the selected...

Active exploitation of Cisco Secure Firewall Management Center vulnerabilities

Cisco Talos is actively tracking the exploitation of two vulnerabilities in Cisco's Secure Firewall Management Center FMC Software. First, CVE-2026-20079 is an authentication bypass vulnerability in unpatched instances of Cisco's Secure FMC Software, which allows an unauthenticated, remote attack...

Exploit for CVE-2026-20079

CVE-2026-20079 Cisco Secure FMC PoC Python proof of concept f...

Exploit for CVE-2026-20131

CVE-2026-20131 — Cisco Secure FMC Remote Code Execution Java...

CVE-2026-20002

A vulnerability in the web-based management interface of Cisco Secure FMC Software could allow an authenticated, remote attacker to conduct SQL injection attacks on an affected system. This vulnerability is due to inadequate validation of user-supplied input. An attacker could exploit this...

EUVD-2026-9425

A vulnerability in the web-based management interface of Cisco Secure FMC Software could allow an authenticated, remote attacker to conduct SQL injection attacks on an affected system. This vulnerability is due to inadequate validation of user-supplied input. An attacker could exploit this...

CVE-2026-20002

A vulnerability in the web-based management interface of Cisco Secure FMC Software could allow an authenticated, remote attacker to conduct SQL injection attacks on an affected system. This vulnerability is due to inadequate validation of user-supplied input. An attacker could exploit this...

CVE-2026-20003

A vulnerability in the REST API of Cisco Secure FMC Software could allow an authenticated, remote attacker to conduct SQL injection attacks on an affected system. This vulnerability is due to inadequate validation of user-supplied input. An attacker could exploit this vulnerability by sending...

CVE-2026-20003

A vulnerability in the REST API of Cisco Secure FMC Software could allow an authenticated, remote attacker to conduct SQL injection attacks on an affected system. This vulnerability is due to inadequate validation of user-supplied input. An attacker could exploit this vulnerability by sending...

CVE-2026-20003

A vulnerability in the REST API of Cisco Secure FMC Software could allow an authenticated, remote attacker to conduct SQL injection attacks on an affected system. This vulnerability is due to inadequate validation of user-supplied input. An attacker could exploit this vulnerability by sending...

CVE-2026-20003

Cisco Secure FMC Software’s REST API vulnerability enables authenticated remote SQL injection due to insufficient input validation. An attacker with valid credentials (Administrator, Security approver, Intrusion admin, Access admin, Network admin) could send crafted requests to read the database ...

CVE-2026-20002

A vulnerability in the web-based management interface of Cisco Secure FMC Software could allow an authenticated, remote attacker to conduct SQL injection attacks on an affected system. This vulnerability is due to inadequate validation of user-supplied input. An attacker could exploit this...

CVE-2026-20002

Cisco Secure FMC Software’s web-based management interface is affected by an SQL injection due to inadequate input validation. An authenticated, remote attacker with valid credentials could craft requests to access the database and read certain OS files, with high impact to confidentiality and in...

CVE-2026-20002

A vulnerability in the web-based management interface of Cisco Secure FMC Software could allow an authenticated, remote attacker to conduct SQL injection attacks on an affected system. This vulnerability is due to inadequate validation of user-supplied input. An attacker could exploit this...

CVE-2026-20001

A vulnerability in the REST API of Cisco Secure FMC Software could allow an authenticated, remote attacker to conduct SQL injection attacks on an affected system. This vulnerability is due to inadequate validation of user-supplied input. An attacker could exploit this vulnerability by sending...

Cisco Secure Firewall Management Center Authentication Bypass RCE

This module exploits CVE-2026-20079, an authentication bypass in the web interface of Cisco Secure Firewall Management Center FMC. It upgrades a boot-created machine session, obtains its session-specific action token, writes a Makeself-compatible shell script, and executes the selected command...

CVE-2026-20001: Improper Neutralization of Special Elements used in an SQL Command

A vulnerability in the REST API of Cisco Secure FMC Software could allow an authenticated, remote attacker to conduct SQL injection attacks on an affected system. This vulnerability is due to inadequate validation of user-supplied input. An attacker could exploit this vulnerability by sending...