Cisco Secure Firewall Management Center Software Command Injection Vulnerability

A vulnerability in the lockdown mechanism of Cisco Secure Firewall Management Center FMC Software could allow an authenticated, local attacker to perform arbitrary commands as root. This vulnerability is due to insufficient restrictions on remediation modules while in lockdown mode. An attacker...

Cisco Webex Services Cross-Site Scripting Vulnerability

A vulnerability in Cisco Webex could have allowed an unauthenticated, remote attacker to conduct a cross-site scripting XSS attack. Cisco has addressed this vulnerability, and no customer action is needed. This vulnerability was due to improper filtering of user-supplied input. Prior to this...

Cisco Secure Firewall Adaptive Security Appliance and Secure Firewall Threat Defense Software Remote Access SSL VPN Denial of Service Vulnerabilities

Multiple vulnerabilities in the Remote Access SSL VPN functionality of Cisco Secure Firewall Adaptive Security Appliance ASA Software and Cisco Secure Firewall Threat Defense FTD Software could allow a remote attacker to cause an affected device to stop responding or to reload unexpectedly,...

Multiple Cisco Products Snort 3 Denial of Service Vulnerabilities

Multiple Cisco products are affected by vulnerabilities in the Snort 3 Detection Engine that could allow an unauthenticated, remote attacker to cause the Snort 3 Detection Engine to restart, resulting in an interruption of packet inspection. For more information about these vulnerabilities, see t...

Cisco Secure Firewall Adaptive Security Appliance Software SSH Partial Private Key Authentication Bypass Vulnerability

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...

Cisco Secure Firewall Management Center Software Authentication Bypass Vulnerability

A vulnerability in the web interface of Cisco Secure Firewall Management Center FMC Software could allow an unauthenticated, remote attacker to bypass authentication and execute script files on an affected device to obtain root access to the underlying operating system. This vulnerability is due ...

Cisco Secure Firewall Adaptive Security Appliance and Secure Firewall Threat Defense Software OSPF Protocol Vulnerabilities

Multiple vulnerabilities in the OSPF feature of Cisco Secure Firewall Adaptive Security Appliance ASA Software and Cisco Secure Firewall Threat Defense FTD Software could allow an adjacent attacker to cause the device to reload unexpectedly, resulting in a denial of service DoS condition. For mor...

Cisco Secure Firewall Adaptive Security Appliance Software TCP Flood Denial of Service Vulnerability

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,...

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...

Cisco Secure Firewall Management Center and Secure Firewall Threat Defense Software 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...

ClamAV Cascading Style Sheets Image Parsing Error Handling Denial of Service Vulnerability

A vulnerability in the HTML Cascading Style Sheets CSS module of ClamAV could allow an unauthenticated, remote attacker to cause a denial of service DoS condition on an affected device. This vulnerability is due to improper error handling when splitting UTF-8 strings. An attacker could exploit th...

Cisco Secure Firewall Adaptive Security Appliance and Secure Firewall Threat Defense Software VPN Web Services Cross-Site Scripting 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 a cross-site scripting XSS attack against a browser that is accessin...

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...

Cisco Secure Firewall Management Center Software SQL Injection Vulnerabilities

Multiple vulnerabilities in the web-based management interface and REST API of Cisco Secure Firewall Management Center FMC Software could allow an authenticated, remote attacker to conduct SQL injection attacks on an affected system. For more information about these vulnerabilities, see the Detai...

Cisco Secure Firewall Adaptive Security Appliance and Secure Firewall Threat Defense Software IKEv2 Denial of Service Vulnerabilities

Multiple vulnerabilities in the Internet Key Exchange Version 2 IKEv2 feature of Cisco Secure Firewall Adaptive Security Appliance ASA Software and Cisco Secure Firewall Threat Defense FTD Software could allow a remote attacker to leak memory when parsing IKEv2 packets, triggering a denial of...

Cisco Secure Firewall Adaptive Security Appliance and Secure Firewall Threat Defense Software IPsec Denial of Service Vulnerability

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...

Cisco Secure Firewall Threat Defense Software TLS with Snort 3 Detection Engine 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...

Cisco Secure Firewall Management Center Software Remote Code Execution Vulnerability

A vulnerability in the web-based management interface of Cisco Secure Firewall Management Center FMC Software could allow an unauthenticated, remote attacker to execute arbitrary Java code as root on an affected device. This vulnerability is due to insecure deserialization of a user-supplied Java...

Cisco Secure Firewall Adaptive Security Appliance and Secure Firewall Threat Defense Software VPN Web Server Denial of Service Vulnerability

A vulnerability in the VPN web server of Cisco Secure Firewall Adaptive Security Appliance ASA Software and 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...

Cisco Secure Firewall Threat Defense Software Snort 3 SSL 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...

Cisco Secure Firewall Adaptive Security Appliance and Secure Firewall Threat Defense Software Authenticated Command Injection Vulnerabilities

Multiple vulnerabilities in the CLI feature of Cisco Secure Firewall Adaptive Security Appliance ASA Software and Cisco Secure Firewall Threat Defense FTD Software could allow an authenticated, local attacker to cause a device to execute commands with elevated privileges or reload unexpectedly,...

Cisco Secure Firewall Adaptive Security Appliance and Secure Firewall Threat Defense Software SAML Reflected Cross-Site Scripting Vulnerability

A vulnerability in the SAML 2.0 single sign-on SSO feature of Cisco Secure Firewall ASA Software and Cisco Secure Firewall Threat Defense FTD Software could allow an unauthenticated, remote attacker to conduct a cross-site scripting XSS attack against the SAML feature and access sensitive,...

Multiple Cisco Products Snort 3 Visual Basic for Applications Denial of Service Vulnerabilities

Multiple Cisco products are affected by vulnerabilities in the Snort 3 Visual Basic for Applications VBA Decompression Engine that could allow an unauthenticated, remote attacker to cause the Snort 3 Detection Engine to unexpectedly restart, resulting in a denial of service DoS condition. For mor...

Cisco UCS Manager Software Privilege Escalation Vulnerability

A vulnerability in the NX-OS CLI privilege levels of Cisco UCS Manager Software could allow an authenticated, local attacker with read-only privileges to modify files and perform unauthorized actions on an affected system. This vulnerability exists because unnecessary privileges are given to the...

Cisco Nexus 3600 and 9500-R Series Switching Platforms Layer 2 Loop Denial of Service Vulnerability

A vulnerability with the Ethernet VPN EVPN Layer 2 ingress packet processing of Cisco Nexus 3600 Platform Switches and Cisco Nexus 9500-R Series Switching Platforms could allow an unauthenticated, adjacent attacker to trigger a Layer 2 traffic loop. This vulnerability is due to a logic error when...

Cisco FXOS and UCS Manager Software Command Injection Vulnerability

A vulnerability in the web-based management interface of Cisco FXOS Software and Cisco UCS Manager Software could allow an authenticated, local attacker with administrative privileges to perform command injection attacks on an affected system and elevate privileges to root. This vulnerability is...

Cisco FXOS and UCS Manager Software Stored Cross-Site Scripting Vulnerability

A vulnerability in the web-based management interface of Cisco FXOS Software and Cisco UCS Manager Software could allow an authenticated, remote attacker to conduct a stored cross-site scripting XSS attack against a user of the interface. This vulnerability is due to insufficient validation of...

Cisco Application Policy Infrastructure Controller Denial of Service Vulnerability

A vulnerability in the Object Model CLI component of Cisco Application Policy Infrastructure Controller APIC could allow an authenticated, local attacker to cause an affected device to reload unexpectedly, resulting in a denial of service DoS condition. To exploit this vulnerability, the attacker...

Cisco Catalyst SD-WAN Vulnerabilities

Multiple vulnerabilities in Cisco Catalyst SD-WAN Manager, formerly SD-WAN vManage, could allow an attacker to access an affected system, elevate privileges to root, gain access to sensitive information, and overwrite arbitrary files. For more information about these vulnerabilities, see the...

Cisco UCS Manager Software Command Injection Vulnerability

A vulnerability in the CLI and web-based management interface of Cisco UCS Manager Software could allow an authenticated, remote attacker with valid administrative privileges to execute arbitrary commands on the underlying operating system of an affected device. This vulnerability is due to...

Cisco Nexus 9000 Series Fabric Switches in ACI Mode SNMP Denial of Service Vulnerability

A vulnerability in the Simple Network Management Protocol SNMP subsystem of Cisco Nexus 9000 Series Fabric Switches in ACI mode could allow an authenticated, remote attacker to cause a denial of service DoS condition on an affected device. This vulnerability is due to improper processing when...

Cisco Nexus 9000 Series Fabric Switches in ACI Mode Denial of Service Vulnerability

A vulnerability in Cisco Nexus 9000 Series Fabric Switches in ACI mode could allow an unauthenticated, adjacent attacker to cause a denial of service DoS condition on an affected device. This vulnerability is due to insufficient validation when processing specific Ethernet frames. An attacker cou...

Cisco Catalyst SD-WAN Controller Authentication Bypass Vulnerability

A vulnerability in the peering authentication in Cisco Catalyst SD-WAN Controller, formerly SD-WAN vSmart, Cisco Catalyst SD-WAN Manager, formerly SD-WAN vManage, and Cisco Catalyst SD-WAN Validator, formerly SD-WAN vBond, could allow an unauthenticated, remote attacker to bypass authentication a...

Cisco NX-OS Software Link Layer Discovery Protocol Denial of Service Vulnerability

A vulnerability in the Link Layer Discovery Protocol LLDP feature of Cisco NX-OS Software could allow an unauthenticated, adjacent attacker to cause the LLDP process to restart, which could cause an affected device to reload unexpectedly. This vulnerability is due to improper handling of specific...

Cisco Prime Infrastructure Stored Cross-Site Scripting Vulnerability

A vulnerability in the web-based management interface of Cisco Prime Infrastructure could allow an authenticated, remote attacker to conduct a stored cross-site scripting XSS attack against users of the interface of an affected system. This vulnerability exists because the web-based management...

Cisco Meeting Management Arbitrary File Upload Vulnerability

A vulnerability in the Certificate Management feature of Cisco Meeting Management could allow an authenticated, remote attacker to upload arbitrary files, execute arbitrary commands, and elevate privileges to root on an affected system. This vulnerability is due to improper input validation in...

Cisco Secure Web Appliance Real-Time Scanning Archive File Bypass Vulnerability

A vulnerability in the Dynamic Vectoring and Streaming DVS Engine implementation of Cisco AsyncOS Software for Cisco Secure Web Appliance could allow an unauthenticated, remote attacker to bypass the anti-malware scanner, allowing malicious archive files to be downloaded. This vulnerability is du...

Cisco TelePresence Collaboration Endpoint Software and RoomOS Software Denial of Service Vulnerability

A vulnerability in the text rendering subsystem of Cisco TelePresence Collaboration Endpoint CE Software and Cisco RoomOS Software could allow an unauthenticated, remote attacker to cause a denial of service DoS condition on an affected device. This vulnerability is due to insufficient validation...

Cisco Evolved Programmable Network Manager and Cisco Prime Infrastructure Open Redirect Vulnerability

A vulnerability in the web-based management interface of Cisco Evolved Programmable Network Manager EPNM and Cisco Prime Infrastructure could allow an unauthenticated, remote attacker to redirect a user to a malicious web page. This vulnerability is due to improper input validation of the...

Cisco Intersight Virtual Appliance Privilege Escalation Vulnerability

A vulnerability in the read-only maintenance shell of Cisco Intersight Virtual Appliance could allow an authenticated, local attacker with administrative privileges to elevate privileges to root on the virtual appliance. This vulnerability is due to improper file permissions on configuration file...

Cisco IEC6400 Wireless Backhaul Edge Compute Software SSH Denial of Service Vulnerability

A vulnerability in the SSH service of Cisco IEC6400 Wireless Backhaul Edge Compute Software could allow an unauthenticated, remote attacker to cause the SSH service to stop responding. This vulnerability exists because the SSH service lacks effective flood protection. An attacker could exploit th...

Cisco Packaged Contact Center Enterprise and Cisco Unified Contact Center Enterprise Cross-Site Scripting Vulnerabilities

Multiple vulnerabilities in the web-based management interface of Cisco Packaged Contact Center Enterprise Packaged CCE and Cisco Unified Contact Center Enterprise Unified CCE could allow an authenticated, remote attacker to conduct a cross-site scripting XSS attack against a user of the web-base...

Cisco Unified Communications Products Remote Code Execution Vulnerability

A vulnerability in Cisco Unified Communications Manager Unified CM, Cisco Unified Communications Manager Session Management Edition Unified CM SME, Cisco Unified Communications Manager IM & Presence Service Unified CM IM&P, Cisco Unity Connection, and Cisco Webex Calling Dedicated Instance could...

Cisco Identity Services Engine Stored Cross-Site Scripting Vulnerability

A vulnerability in the web-based management interface of Cisco Identity Services Engine ISE could allow an authenticated, remote attacker to conduct a stored cross-site scripting XSS attack against a user of the interface. This vulnerability is due to insufficient validation of user-supplied inpu...

Cisco Identity Services Engine Cross-Site Scripting Vulnerability

A vulnerability in the web-based management interface of Cisco Identity Services Engine ISE and Cisco ISE Passive Identity Connector ISE-PIC could allow an authenticated, remote attacker to conduct cross-site scripting XSS attacks against a user of the interface. This vulnerability is due to...

Cisco Evolved Programmable Network Manager and Cisco Prime Infrastructure Stored Cross-Site Scripting Vulnerability

A vulnerability in the web-based management interface of Cisco Evolved Programmable Network Manager EPNM and Cisco Prime Infrastructure could allow an authenticated, remote attacker to conduct a stored cross-site scripting XSS attack against users of the interface of an affected system. This...

Multiple Cisco Products Snort 3 Distributed Computing Environment/Remote Procedure Call Vulnerabilities

Multiple Cisco products are affected by vulnerabilities in the processing of Distributed Computing Environment Remote Procedure Call DCE/RPC requests that could allow an unauthenticated, remote attacker to cause the Snort 3 Detection Engine to leak sensitive information or to restart, which would...

Cisco Identity Services Engine XML External Entity Processing Information Disclosure Vulnerability

A vulnerability in the licensing features of Cisco Identity Services Engine ISE and Cisco ISE Passive Identity Connector ISE-PIC could allow an authenticated, remote attacker with administrative privileges to gain access to sensitive information. This vulnerability is due to improper parsing of X...

Reports About Cyberattacks Against Cisco Secure Email Gateway And Cisco Secure Email and Web Manager

On December 10, Cisco became aware of a new cyberattack campaign targeting a limited subset of appliances with certain ports open to the internet that are running Cisco AsyncOS Software for Cisco Secure Email Gateway and Cisco Secure Email and Web Manager. This attack allows the threat actors to...

Remote Code Execution Vulnerability in React and Next.js Frameworks: December 2025

On December 3, 2025, the React team released a security advisory regarding a vulnerability, CVE-2025-55182, in the React server that could allow an unauthenticated, remote attacker to perform remote code execution on an affected device or system. For a description of this vulnerability, see the...