Cisco Security Advisories & CVEs
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Cisco Security Advisories
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Latest Cisco advisories
Medium [CVE-2026-20107] 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 must have valid user credentials and any role that includes CLI access. This vulnerability is due to insufficient input validation. An attacker could exploit this vulnerability by issuing crafted commands at the CLI prompt. A successful exploit could allow the attacker to cause the device to re…
Medium [CVE-2026-20037] 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 user. An attacker could exploit this vulnerability by authenticating to a device as a read-only user and connecting to the NX-OS CLI. A successful exploit could allow the attacker to create or overwrite files in the file system or perform limited privileged actions on an affected device. Cisco has r… Affected products named by the advisory: Cisco Unified Computing System (Managed).
Medium [CVE-2026-20036] 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 insufficient input validation of command arguments that are supplied by the user. An attacker could exploit this vulnerability by authenticating to a device and submitting crafted input to the affected command. Affected products named by the advisory: Cisco Unified Computing System (Managed); NX-OS.
Medium [CVE-2026-20091] 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 user-supplied input by the web-based management interface of an affected system. An attacker could exploit this vulnerability by injecting malicious data into specific pages of the interface. A successful exploit could allow the attacker to execute arbitrary script code in the context of the affecte… Affected products named by the advisory: Cisco Unified Computing System (Managed); Cisco Secure Firewall Adaptive Security Appliance (ASA) Software 9.12.1.2; Cisco Secure Firewall Adaptive Security Appliance (ASA) Software 9.12.1.3; Cisco Secure Firewall Adaptive Security Appliance (ASA) Software 9.12.2.5; and 4 more.
Medium [CVE-2026-20099] 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 due to insufficient input validation of command arguments supplied by the user. An attacker could exploit this vulnerability by authenticating to a device and submitting crafted input to the affected command. A successful exploit could allow the attacker to execute arbitrary commands on the underlyi… Affected products named by the advisory: Cisco Unified Computing System (Managed); Cisco Secure Firewall Adaptive Security Appliance (ASA) Software 9.12.1.2; Cisco Secure Firewall Adaptive Security Appliance (ASA) Software 9.12.1.3; Cisco Secure Firewall Adaptive Security Appliance (ASA) Software 9.12.2.5; and 4 more.
Medium [CVE-2026-20056] 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 due to improper handling of certain archive files. An attacker could exploit this vulnerability by sending a crafted archive file, which should be blocked, through an affected device. A successful exploit could allow the attacker to bypass the anti-malware scanner and download malware onto an end us…
Medium [CVE-2026-20123] 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 parameters in the HTTP request. An attacker could exploit this vulnerability by intercepting and modifying an HTTP request from a user. Cisco has released software updates that address this vulnerability. There ar…
Medium [CVE-2026-20111] 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 interface does not properly validate user-supplied input. An attacker could exploit this vulnerability by inserting malicious code into specific data fields in the interface. A successful exploit could allow the attacker to execute arbitrary script code in the context of the affected interface or ac…
Medium [CVE-2026-20080] 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 this vulnerability by initiating a denial of service (DoS) attack against the SSH port. A successful exploit could allow the attacker to cause the SSH service to be unresponsive during the period of the DoS attack. All other operations remain stable during the attack. Cisco has released software updat… Affected product named by the advisory: Cisco Ultra-Reliable Wireless Backhaul.
Medium [CVE-2026-20092] 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 files for system accounts within the maintenance shell of the virtual appliance. An attacker could exploit this vulnerability by accessing the maintenance shell as a read-only administrator and manipulating system files to grant root privileges. A successful exploit could allow the attacker to elevate t…
Medium [CVE-2026-20075] 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 vulnerability exists because the web-based management interface does not properly validate user-supplied input. An attacker could exploit this vulnerability by inserting malicious code into specific data fields in the interface. A successful exploit could allow the attacker to execute arbitrary scri…
Medium [CVE-2026-20076] 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 input by the web-based management interface of an affected system. An attacker could exploit this vulnerability by injecting malicious code into specific pages of the interface. A successful exploit could allow the attacker to execute arbitrary script code in the context of the affected interface or… Affected products named by the advisory: Cisco Identity Services Engine Software.
Medium [CVE-2026-20047] 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 insufficient validation of user-supplied input by the web-based management interface of an affected system. An attacker could exploit this vulnerability by injecting malicious code into specific pages of the interface. A successful exploit could allow the attacker to execute arbitrary script code … Affected products named by the advisory: Cisco Identity Services Engine Software.
Medium [CVE-2026-20029] 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 XML that is processed by the web-based management interface of Cisco ISE and Cisco ISE-PIC. An attacker could exploit this vulnerability by uploading a malicious file to the application. A successful exploit could allow the attacker to read arbitrary files from the underlying operating system tha… Affected products named by the advisory: Cisco Identity Services Engine Software.
Medium [CVE-2026-20026 +1] 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 result in an interruption of packet inspection. For more information about these vulnerabilities, see the Details section of this advisory. Cisco has released software updates that address these vulnerabilities. There are workarounds that address these vulnerabilities. Affected products named by the advisory: Cisco UTD SNORT IPS Engine Software; Cisco Secure Firewall Threat Defense (FTD) Software 7.0.0.1; Cisco Secure Firewall Threat Defense (FTD) Software 7.0.1.1; Cisco Secure Firewall Threat Defense (FTD) Software 7.0.2.1; and 1 more.
Medium [CVE-2023-20269] vulnerability in the remote access VPN feature of Cisco Adaptive Security Appliance (ASA) Software and Cisco Firepower Threat Defense (FTD) Software could allow an unauthenticated, remote attacker to conduct a brute force attack in an attempt to identify valid username and password combinations or an authenticated, remote attacker to establish a clientless SSL VPN session with an unauthorized user
An unauthenticated remote attacker could exploit a flaw in the remote access VPN feature of Cisco Adaptive Security Appliance (ASA) Software and Cisco Firepower Threat Defense (FTD) Software to conduct a brute force attack in an attempt to identify valid username and password combinations or an authenticated, remote attacker to establish a clientless SSL VPN session with an unauthorized user. The flaw is caused by improper separation of authentication, authorization, and accounting (AAA) between the remote access VPN feature and the HTTPS management and site-to-site VPN features. Establish a clientless SSL VPN session (only when running Cisco ASA Software Release 9.16 or earlier). Affected products named by the advisory: Secure Firewall Adaptive Security Appliance (ASA) Software; ASA 5500-X Series Firewalls; 3000 Series Industrial Security Appliances (ISA); Firepower 9000 Series; and 4 more. Affected products named by the advisory: Firepower 4100 Series; Adaptive Security Virtual Appliance (ASAv); Firepower 2100 Series; Firepower 1000 Series.
Medium [CVE-2020-3153] Cisco AnyConnect Secure Mobility Client for Windows Uncontrolled Search Path Vulnerability
A vulnerability in the installer component of Cisco AnyConnect Secure Mobility Client for Windows could allow an authenticated local attacker to copy user-supplied files to system level directories with system level privileges. The vulnerability is due to the incorrect handling of directory paths.