CISA added CVE-2026-28318, a high-severity SolarWinds Serv-U DoS flaw, to its KEV catalog after evidence of active exploitation.

CISA added CVE-2026-45247, a CVSS 9.8 Mirasvit Cache Warmer flaw affecting Magento stores, to its KEV catalog after active exploitation.

CISA warned today that hackers are now actively exploiting a recently patched high-severity SolarWinds Serv-U flaw to crash servers.