CVE-2026-20009

A vulnerability in the implementation of the proprietary SSH stack with SSH key-based authentication in Cisco Secure Firewall Adaptive Security Appliance ASA Software could allow an unauthenticated, remote attacker to log in to a Cisco Secure Firewall ASA device and execute commands as a specific...

CVE-2026-20102

Cisco Secure Firewall ASA and Cisco Secure Firewall Threat Defense (FTD) are affected by CVE-2026-20102, a reflected XSS in the SAML 2.0 SSO feature caused by insufficient input validation of multiple HTTP parameters. An unauthenticated, remote attacker could lure a user to a malicious link to ex...

CVE-2026-20069 Cisco Secure Firewall Adaptive Security Appliance and Secure Firewall Threat Defense Software VPN Web Services Client-Side Request Smuggling Vulnerability

A vulnerability in the VPN web services component of Cisco Secure Firewall Adaptive Security Appliance ASA Software and Cisco Secure Firewall Threat Defense FTD Software could allow an unauthenticated, remote attacker to conduct browser-based attacks against users of an affected device. This...

CVE-2026-20082

A vulnerability in the handling of the embryonic connection limits in Cisco Secure Firewall Adaptive Security Appliance ASA Software could allow an unauthenticated, remote attacker to cause incoming TCP SYN packets to be dropped incorrectly. This vulnerability is due to improper handling of new,...

CVE-2026-20062

A vulnerability in the CLI of Cisco Secure Firewall Adaptive Security Appliance ASA Software in multiple context mode could allow an authenticated, local attacker with administrative privileges in one context to copy files to or from another context, including configuration files. This...

CVE-2026-20049

A vulnerability in the processing of Galois/Counter Mode GCM-encrypted Internet Key Exchange version 2 IKEv2 IPsec traffic of Cisco Secure Firewall Adaptive Security Appliance ASA Software and Cisco Secure Firewall Threat Defense FTD Software could allow an authenticated, remote attacker to cause...

CVE-2026-20049

CVE-2026-20049 affects Cisco Secure Firewall ASA and Threat Defense (FTD) software. The issue arises in processing GCM-encrypted IKEv2 IPsec traffic due to an insufficiently sized memory allocation, enabling an authenticated attacker to trigger a device reload and DoS. Exploitation requires valid...

CVE-2026-20049

A vulnerability in the processing of Galois/Counter Mode GCM-encrypted Internet Key Exchange version 2 IKEv2 IPsec traffic of Cisco Secure Firewall Adaptive Security Appliance ASA Software and Cisco Secure Firewall Threat Defense FTD Software could allow an authenticated, remote attacker to cause...

CVE-2026-20015

A vulnerability in the IKEv2 feature of Cisco Secure Firewall ASA Software and Cisco Secure FTD Software could allow an unauthenticated, remote attacker to cause a DoS condition on an affected device that may impact the availability of services to devices elsewhere in the network. This...

CVE-2026-20014

A vulnerability in the IKEv2 feature of Cisco Secure Firewall ASA Software and Cisco Secure FTD Software could allow an authenticated, remote attacker with valid VPN user credentials to cause a DoS condition on an affected device that may also impact the availability of services to devices...

CVE-2026-20014

A vulnerability in the IKEv2 feature of Cisco Secure Firewall ASA Software and Cisco Secure FTD Software could allow an authenticated, remote attacker with valid VPN user credentials to cause a DoS condition on an affected device that may also impact the availability of services to devices...

CVE-2026-20013

A vulnerability in the IKEv2 feature of Cisco Secure Firewall ASA Software and Cisco Secure FTD Software could allow an unauthenticated, remote attacker to cause a DoS condition on an affected device that may also impact the availability of services to devices elsewhere in the network. This...

CVE-2026-20013

A vulnerability in the IKEv2 feature of Cisco Secure Firewall ASA Software and Cisco Secure FTD Software could allow an unauthenticated, remote attacker to cause a DoS condition on an affected device that may also impact the availability of services to devices elsewhere in the network. This...

CVE-2026-20106

A vulnerability in the Remote Access SSL VPN, HTTP management and MUS functionality, of Cisco Secure Firewall Adaptive Security Appliance ASA Software and Secure Firewall Threat Defense FTD Software could allow an unauthenticated, remote attacker to exhaust device memory resulting in a denial of...

CVE-2026-20101

A vulnerability in the SAML 2.0 single sign-on SSO feature of Cisco Secure Firewall ASA Software and Secure FTD Software could allow an unauthenticated, remote attacker to cause the device to reload unexpectedly, resulting in a DoS condition. This vulnerability is due to insufficient error checki...

CVE-2026-20100

A vulnerability in the LUA interperter of the Remote Access SSL VPN feature of Cisco Secure Firewall Adaptive Security Appliance ASA Software and Secure Firewall Threat Defense FTD Software could allow an authenticated, remote attacker with a valid VPN connection to cause the device to reload...

CVE-2026-20039

CVE-2026-20039 affects Cisco Secure Firewall ASA/FTD VPN web server. The root cause is ineffective memory management in the VPN web server, which can be exploited by sending a large flood of crafted HTTP requests, potentially causing the device to reload and suffer a denial-of-service. The affect...

CVE-2026-20008 Cisco Secure Firewall Adaptive Security Appliance and Secure Firewall Threat Defense Software Lua Code Injection Vulnerability

A vulnerability in a small subset of CLI commands that are used on Cisco Secure Firewall Adaptive Security Appliance ASA Software and Cisco Secure Firewall Threat Defense FTD Software could allow an authenticated, local attacker to craft Lua code that could be used on the underlying operating...

CVE-2026-20008

Cisco reports a CVE-2026-20008 affecting a small subset of CLI commands on Cisco Secure Firewall ASA and Threat Defense (FTD) software. The vulnerability arises from unsanitized user input that can be used to craft Lua code executed on the underlying OS as root. An authenticated attacker with Adm...

CVE-2026-20009

A vulnerability in the implementation of the proprietary SSH stack with SSH key-based authentication in Cisco Secure Firewall Adaptive Security Appliance ASA Software could allow an unauthenticated, remote attacker to log in to a Cisco Secure Firewall ASA device and execute commands as a specific...