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

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

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