Cisco vulnerabilities
3,442 CVEs and advisories name Cisco as an affected vendor, 63 of them on CISA's Known Exploited Vulnerabilities catalog, newest first. Follow it as a feed.
- CVE-2026-20114A vulnerability in the Lobby Ambassador web-based management API of Cisco IOS XE Software could allow an authenticated, remote attacker to e
- CVE-2026-20115A vulnerability in Cisco IOS XE Software for Cisco Meraki could allow a remote, unauthenticated attacker to view confidential device informa
- CVE-2026-20083A vulnerability in the Secure Copy Protocol (SCP) server feature of Cisco IOS XE Software could allow an authenticated, local attacker with
- CVE-2026-20110A vulnerability in the CLI of Cisco IOS XE Software could allow an authenticated, local attacker to cause a denial of service (DoS) conditio
- CVE-2026-20104A vulnerability in the bootloader of Cisco IOS XE Software for Cisco Catalyst 9200 Series Switches, Cisco Catalyst ESS9300 Embedded Series S
- CVE-2026-20004A vulnerability in the TLS library of Cisco IOS XE Software could allow an unauthenticated, adjacent attacker to exhaust the available memor
- CVE-2026-20125A vulnerability in the HTTP Server feature of Cisco IOS Software and Cisco IOS XE Software Release 3E could allow an authenticated, remote a
- CVE-2026-20012A vulnerability in the Internet Key Exchange version 2 (IKEv2) feature of Cisco IOS Software, Cisco IOS XE Software, Cisco Secure Firewall A
- CVE-2026-20086A vulnerability in the processing of Control and Provisioning of Wireless Access Points (CAPWAP) packets of Cisco IOS XE Wireless Controller
- CVE-2026-20084A vulnerability in the DHCP snooping feature of Cisco IOS XE Software could allow an unauthenticated, remote attacker to cause BOOTP packets
- CVE-2026-20118Cisco IOS-XR NCS 5500 and NCS 5700 Egress Packet Network Interfaces Aligner Interrupt Denial of Service Vulnerability
- CVE-2026-20117Multiple Cisco Contact Center Products Cross-Site Scripting Vulnerabilities
- CVE-2026-20116Multiple Cisco Contact Center Products Cross-Site Scripting Vulnerabilities
- CVE-2026-20046Cisco IOS XR Software CLI Privilege Escalation Vulnerability
- CVE-2026-20074Cisco IOS XR Software Multi-Instance Intermediate System-to-Intermediate System Denial of Service Vulnerability
- CVE-2026-20040Cisco IOS XR Software CLI Privilege Escalation Vulnerability
- CVE-2026-20064A vulnerability in of Cisco Secure Firewall Threat Defense (FTD) Software could allow an authenticated, local attacker to cause the device t
- CVE-2026-20025A vulnerability in the OSPF protocol of Cisco Secure Firewall ASA Software and Cisco Secure FTD Software could allow an authenticated, adjac
- CVE-2026-20024A vulnerability in the OSPF protocol of Cisco Secure Firewall ASA Software and Cisco Secure FTD Software could allow an authenticated, adjac
- CVE-2026-20023A vulnerability in the OSPF protocol of Cisco Secure Firewall Adaptive Security Appliance (ASA) Software and Cisco Secure Firewall Threat De
- CVE-2026-20022A vulnerability in the OSPF protocol of Cisco Secure Firewall ASA Software and Cisco Secure FTD Software could allow an unauthenticated, adj
- CVE-2026-20021A vulnerability in the OSPF protocol of Cisco Secure Firewall Adaptive Security Appliance (ASA) Software and Cisco Secure Firewall Threat De
- CVE-2026-20020A vulnerability in the OSPF protocol of Cisco Secure Firewall ASA Software and Cisco Secure FTD Software could allow an unauthenticated, adj
- CVE-2026-20016A vulnerability in the Cisco FXOS Software CLI feature for Cisco Secure Firewall ASA Software and Secure FTD Software could allow an authent
- CVE-2026-20073Cisco Secure Firewall Adaptive Security Appliance Software and Cisco Secure Firewall Threat Defense Software Access Control List Bypass Vulnerability
- CVE-2026-20102Cisco Secure Firewall Adaptive Security Appliance and Secure Firewall Threat Defense Software SAML Reflected Cross-Site Scripting Vulnerability
- CVE-2026-20070Cisco Secure Firewall Adaptive Security Appliance and Secure Firewall Threat Defense Software VPN Web Services Cross-Site Scripting Vulnerability
- CVE-2026-20069Cisco Secure Firewall Adaptive Security Appliance and Secure Firewall Threat Defense Software VPN Web Services Client-Side Request Smuggling Vulnerability
- CVE-2026-20068Multiple Cisco Products Snort 3 TBD Denial of Service Vulnerability
- CVE-2026-20067Multiple Cisco Products Snort 3 TBD Denial of Service Vulnerability