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-2026-20318Cisco Secure Workload Software Security Hardening Release August 2026 - Improper Input Validation Vulnerabilities
- CVE-2026-20359Cisco Crosswork Security Hardening Release: August 2026
- CVE-2026-20358Cisco Crosswork Security Hardening Release: August 2026
- CVE-2026-20357Cisco Crosswork Security Hardening Release: August 2026
- CVE-2026-20302Cisco RoomOS Stack Overflow Vulnerability
- CVE-2026-20232Cisco Industrial Ethernet 1000 Series Switches Stored Cross-Site Scripting Vulnerability
- CVE-2026-20231Cisco Secure Workload Software Security Hardening Release August 2026 - Improper Neutralization of Special Elements Vulnerabilities
- CVE-2026-20030Cisco Crosswork Security Hardening Release: August 2026
- CVE-2026-20177Cisco Industrial Ethernet 1000 Series Switches Denial of Service Vulnerability
- CVE-2026-20349Cisco Secure Firewall Adaptive Security Appliance and Secure Firewall Threat Defense Software Remote Access SSL VPN Denial of Service Vulnerability
- CVE-2026-20348ClamAV XAR File Format Processing Memory Corruption Vulnerability
- CVE-2026-20345ClamAV GPT File Format Processing Memory Corruption Vulnerability
- CVE-2026-20339ClamAV PESpin File Format Processing Integer Overflow Vulnerability
- CVE-2026-20347ClamAV Mach-O File Format Processing Memory Corruption Vulnerability
- CVE-2026-20346ClamAV PDF File Format Processing Memory Corruption Vulnerability
- CVE-2026-20338ClamAV ZIP File Format Processing Memory Corruption Vulnerability
- CVE-2026-20337ClamAV ZIP File Format Processing Memory Corruption Vulnerability
- CVE-2026-20313Cisco Catalyst SD-WAN Security Hardening Release - Memory Corruption Vulnerabilities
- CVE-2026-20311Cisco IOS XE Software Web UI Denial of Service Vulnerability
- CVE-2026-20289Cisco RoomOS Logging Subsystem Information Disclosure Vulnerability
- CVE-2026-20312Cisco Catalyst SD-WAN Security Hardening Release - Information Disclosure Vulnerabilities
- CVE-2026-20310Cisco SD-WAN Software Security Hardening Release - Improper Link Resolution Before File Access
- CVE-2026-20303Cisco Catalyst SD-WAN Security Hardening Release - Input Validation Vulnerabilities
- CVE-2026-20294Cisco Catalyst SD-WAN Manager Information Disclosure Vulnerability
- CVE-2026-20301Cisco IOS Software and IOS XE Software Extensible Messaging Client Protocol Denial of Service Vulnerability
- CVE-2026-20288Cisco IMC Remote Code Execution Vulnerability Remote Code Execution Vulnerability
- CVE-2026-20308Cisco IOS XE Software Web-Based Management Interface Vulnerability
- CVE-2026-20304Cisco Catalyst SD-WAN Security Hardening Release - Access Control Vulnerabilities
- CVE-2026-20273Cisco IOS XE Software Security Hardening Release
- CVE-2026-20272Cisco IOS XE Software Security Hardening Release