CISA Adds One Known Exploited Vulnerability to Catalog

CISA added CVE-2026-7273 (Zyxel GS1900 Series stack-based buffer overflow) to its Known Exploited Vulnerabilities (KEV) Catalog due to evidence of active exploitation. The advisory reminds agencies of Binding Operational Directive 26-04 requirements to prioritize remediation of KEV-listed vulnerabilities on publicly exposed assets and encourages all organizations to adopt risk-based vulnerability management and submit potential exploited CVEs for KEV consideration.