// #known-exploited

CISA KEV May 2026: Complete List of Known Exploited Vulnerabilities Added This Month and Enterprise Response Guidance

CISA's Known Exploited Vulnerabilities catalogue received multiple additions in May 2026, including developer toolchain supply-chain compromises, network appliance vulnerabilities, and Microsoft Windows flaws. This guide consolidates the May 2026 KEV additions with enterprise response guidance for each category.