CVE-2026-20069

The CVE-2026-20069 entry covers a vulnerability in the VPN web services component of Cisco Secure Firewall ASA and FTD software. The issue arises from improper validation of HTTP requests, which could allow an unauthenticated, remote attacker to persuade a user to visit a crafted site that sends ...

CVE-2026-20054

Cisco CVE-2026-20054 affects Snort 3 VBA feature. The vulnerability stems from improper error checking when decompressing VBA data, allowing an unauthenticated attacker to send crafted VBA to the Snort 3 Detection Engine and force an infinite loop, resulting in DoS. CVSS‑3.1 metrics: AV:N/AC:L/PR...

CVE-2026-20054 Cisco Secure Firewall Threat Defense Software Snort 3 Visual Basic for Application Infinite Loop Denial of Service Vulnerability

Multiple Cisco products are affected by a vulnerability in the Snort 3 VBA feature that could allow an unauthenticated, remote attacker to cause the Snort 3 Detection Engine to crash. This vulnerability is due to improper error checking when decompressing VBA data. An attacker could exploit this...

CVE-2026-20052 Cisco Secure Firewall Threat Defense Software Snort 3 Memory Management Denial of Service Vulnerability

A vulnerability in the memory management handling for the Snort 3 Detection Engine of Cisco Secure Firewall Threat Defense FTD Software could allow an unauthenticated, remote attacker to cause the Snort 3 Detection Engine to restart. This vulnerability is due to a logic error in memory management...

CVE-2026-20050

A vulnerability in the Do Not Decrypt exclusion feature of the SSL decryption feature of Cisco Secure Firewall Threat Defense FTD Software could allow an unauthenticated, remote attacker to cause a denial of service DoS condition on an affected device. This vulnerability is due to improper memory...

CVE-2026-20050 Cisco Secure Firewall Threat Defense Decryption Policy Denial of Service Vulnerability

A vulnerability in the Do Not Decrypt exclusion feature of the SSL decryption feature of Cisco Secure Firewall Threat Defense FTD Software could allow an unauthenticated, remote attacker to cause a denial of service DoS condition on an affected device. This vulnerability is due to improper memory...

CVE-2026-20017 Cisco Secure FTD Software Authenticated Command Injection Vulnerability

A vulnerability in the CLI of Cisco Secure FTD Software could allow an authenticated, local attacker to execute arbitrary commands on the underlying operating system as root. To exploit this vulnerability, the attacker must have valid administrative credentials on an affected device. This...

CVE-2026-20018

Cisco Secure Firewall Management Center (FMC) and Cisco Secure Firewall Threat Defense (FTD) are affected by CVE-2026-20018 in the sftunnel functionality. The issue stems from insufficient directory-path validation during file synchronization, enabling an authenticated, remote attacker with admin...

CVE-2026-20018 Cisco Firepower Management Center Software and Firepower Threat Defense Path Traversal Vulnerability

A vulnerability in the sftunnel functionality of Cisco Secure Firewall Management Center FMC Software and Cisco Secure Firewall Threat Defense FTD Software could allow an authenticated, remote attacker with administrative privileges to write arbitrary files as root on the underlying operating...

CVE-2026-20018

A vulnerability in the sftunnel functionality of Cisco Secure Firewall Management Center FMC Software and Cisco Secure Firewall Threat Defense FTD Software could allow an authenticated, remote attacker with administrative privileges to write arbitrary files as root on the underlying operating...

CVE-2026-20007 Cisco Secure Firewall Threat Defense Software Snort Deep Inspection Bypass Vulnerability

A vulnerability in the Snort 2 and Snort 3 deep packet inspection of Cisco Secure Firewall Threat Defense FTD Software could allow an unauthenticated, remote attacker to bypass configured Snort rules and allow traffic onto the network that should have been dropped. This vulnerability is due to a...

CVE-2026-20006 Cisco Firepower Threat Defense Software and Cisco FirePOWER Services TLS with Snort 3 Denial of Service Vulnerability

A vulnerability in the TLS cryptography functionality of the Snort 3 Detection Engine of Cisco Secure Firewall Threat Defense FTD Software could allow an unauthenticated, remote attacker to cause the Snort 3 Detection Engine to unexpectedly restart, resulting in a denial of service DoS condition...

CVE-2026-20007

The CVE-2026-20007 issue affects Cisco Secure Firewall Threat Defense (FTD) Software with Snort 2/3 deep packet inspection. A logic error in the integration of Snort Engine rules can cause different Snort rules to be hit during deep inspection of inner and outer connections, enabling an unauthent...

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-2026-20082

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-2026-20082

The CVE-2026-20082 entry describes a vulnerability in Cisco Secure Firewall ASA software related to embryonic TCP connection handling under SYN flood conditions. An unauthenticated remote attacker can send crafted traffic to the device, causing incorrect dropping of incoming TCP SYNs destined to ...

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-2026-20062

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-2026-20015

CVE-2026-20015 affects Cisco Secure Firewall ASA Software and Cisco Secure FTD Software. A memory leak during parsing of IKEv2 packets could allow an unauthenticated remote attacker to cause a DoS that may impact availability of services to devices elsewhere in the network. Exploitation requires ...